Longwood Fund

Longwood Fund is a venture capital investment firm established in 2010 and based in Boston, Massachusetts. The firm focuses on creating and investing in science-based companies that develop innovative solutions to significant medical challenges. Its investment strategy primarily targets the healthcare, pharmaceutical, and biotechnology sectors, reflecting a commitment to advancing medical science and improving patient outcomes. As a Registered Investment Adviser, Longwood Fund emphasizes a rigorous approach to identifying and nurturing promising enterprises in these fields.

Annalisa D'Andrea

Venture Partner

Josh Lubov

CFO

Lizzie Ngo

Principal

Aleks Radovic-Moreno

Partner

Miguel Sobra

Associate

Annie Vemu Ph.D

Senior Associate and Executive, Founding Strategy and Operations

65 past transactions

Solu Therapeutics

Series A in 2025
Solu Therapeutics is a precision medicine company dedicated to developing innovative therapeutics aimed at eliminating cells responsible for driving diseases. Utilizing a unique cytotoxicity-targeting chimera platform, Solu Therapeutics focuses on oncology and also addresses inflammatory and autoimmune diseases. By targeting these disease-driving cells, the company's approach seeks to assist medical professionals in reducing the risks associated with various oncological conditions, ultimately improving patient outcomes and advancing therapeutic options in the healthcare sector.

Newleos Therapeutics

Series A in 2025
Newleos Therapeutics is a biotech startup dedicated to producing safer and more effective neuroscience medicines.

Be Biopharma

Series C in 2025
Be Biopharma, Inc. is focused on developing innovative therapeutics derived from engineered B-cells to address various diseases, including cancer, autoimmune disorders, and infectious diseases. Founded in 2020 and based in Cambridge, Massachusetts, the company aims to overcome significant challenges associated with traditional cell and gene therapies, such as the limitations of dosing, unpredictable reactions in patients, and the necessity of pre-treatment chemotherapy. By leveraging precision genome editing, Be Biopharma creates durable and effective cell therapies that can be administered without toxic conditioning, thereby improving treatment options for conditions like Hemophilia B and enhancing overall patient outcomes.

Evommune

Series C in 2024
Evommune, Inc. is a biotechnology company based in Los Altos, California, that focuses on developing and manufacturing tissue-based medicines aimed at treating inflammatory diseases. Founded in 2020, the company employs a proprietary tissue-based platform to accelerate the discovery of novel therapies, with a particular emphasis on immunology and dermatology. Evommune's approach seeks not only to alleviate the symptoms of inflammatory disorders but also to halt disease progression, thereby improving the quality of life for patients. Its pipeline includes initiatives targeting prevalent inflammatory conditions, with a commitment to advancing patient care by creating best-in-class treatment options. Through innovative strategies, Evommune aims to drive meaningful advancements in the field of inflammatory disease management.

Be Biopharma

Venture Round in 2024
Be Biopharma, Inc. is focused on developing innovative therapeutics derived from engineered B-cells to address various diseases, including cancer, autoimmune disorders, and infectious diseases. Founded in 2020 and based in Cambridge, Massachusetts, the company aims to overcome significant challenges associated with traditional cell and gene therapies, such as the limitations of dosing, unpredictable reactions in patients, and the necessity of pre-treatment chemotherapy. By leveraging precision genome editing, Be Biopharma creates durable and effective cell therapies that can be administered without toxic conditioning, thereby improving treatment options for conditions like Hemophilia B and enhancing overall patient outcomes.

Progentos Therapeutics

Series A in 2024
Progentos Therapeutics is focused on developing innovative treatments for multiple sclerosis by harnessing the body's natural repair mechanisms. The company creates novel small-molecule therapeutics aimed at activating oligodendrocyte progenitor cells, which are crucial for myelin regeneration. This approach seeks to help patients recover lost functions and enhance their overall quality of life. Through its targeted research and development efforts, Progentos Therapeutics is dedicated to addressing the challenges associated with chronic diseases, particularly in the context of neurological disorders.

BridgeBio Oncology Therapeutics

Venture Round in 2024
BridgeBio Oncology Therapeutics operates as a biopharmaceutical company.

Engrail Therapeutics

Series B in 2024
Engrail Therapeutics, Inc. is dedicated to developing and commercializing neuro drugs aimed at treating diseases of the nervous system. Founded in 2019 and based in San Diego, California, the company focuses on creating transformative medicines to alleviate the significant burden of such conditions. One of its key products is ENX-101, a preclinical compound designed to modulate a receptor for GABA, a critical neurotransmitter in the brain. Engrail Therapeutics combines biological insights with clinically meaningful solutions to advance its portfolio of therapies, utilizing a flexible transaction model to efficiently progress its drug candidates from development to commercialization.

Tome Biosciences

Series A in 2023
Tome Biosciences is a biotechnology company specializing in programmable gene insertion technology. Utilizing CRISPR, the company develops methods to insert genetic sequences of any size at various locations within any genome. This innovative approach aims to enhance the ability to detect and eliminate deoxyribonucleic acid from similar bacteriophages during infections. By advancing cell and genome engineering, Tome Biosciences seeks to provide effective therapeutic solutions for patients, paving the way for significant advancements in genetic medicine.

Sitryx Therapeutics

Series A in 2023
Sitryx Therapeutics is a biopharmaceutical company founded in 2018 and headquartered in Oxford, United Kingdom. The company focuses on developing innovative disease-modifying therapeutics in the fields of immuno-oncology and immuno-inflammation by regulating cell metabolism. Sitryx aims to enhance immune cell functions to inhibit tumor growth and improve immune responses. Co-founded by leading scientists from the United States and Europe, the company has attracted significant investment, including $30 million in Series A funding from a consortium of specialist investors. Sitryx has established a diverse pipeline of projects at various stages of drug discovery, positioning itself at the forefront of immunometabolism research.

Solu Therapeutics

Seed Round in 2023
Solu Therapeutics is a precision medicine company dedicated to developing innovative therapeutics aimed at eliminating cells responsible for driving diseases. Utilizing a unique cytotoxicity-targeting chimera platform, Solu Therapeutics focuses on oncology and also addresses inflammatory and autoimmune diseases. By targeting these disease-driving cells, the company's approach seeks to assist medical professionals in reducing the risks associated with various oncological conditions, ultimately improving patient outcomes and advancing therapeutic options in the healthcare sector.

AAVantgarde Bio

Series A in 2023
AAVantgarde Bio is a biotechnology company focused on developing gene therapies specifically for inherited retinal disorders. The company utilizes proprietary Adeno-Associated Viral (AAV) vector platforms to overcome the limitations associated with the cargo capacity of traditional AAV vectors. This innovative approach allows for the delivery of large genes to both ocular and non-ocular tissues, enhancing the potential for effective gene therapy solutions. By addressing these challenges, AAVantgarde Bio aims to improve treatment outcomes for patients suffering from these genetic conditions.

Pulmocide

Series C in 2022
Pulmocide Ltd is a London-based company established in 2007 that specializes in developing inhaled medicines aimed at treating serious viral and fungal infections of the respiratory tract. The company focuses on creating a new generation of antifungal drugs tailored for inhalation, which enhances the delivery of medication directly to the lungs while reducing systemic exposure. This targeted approach is designed to improve efficacy against respiratory aspergillosis and minimize systemic toxicities, thereby offering safe and effective treatment options for patients with acute and chronic respiratory diseases.

Photys Therapeutics

Series A in 2022
Photys Therapeutics is a biopharmaceutical company focused on developing bifunctional small molecules that provide precise control over protein post-translational modifications. This innovative platform allows for the restoration of protein function, repair of cellular signaling pathways, and enhancement of the body's natural disease-fighting abilities. Co-founded by prominent chemist Amit Choudhary from the Broad Institute and the Longwood Fund, Photys is supported by a scientific advisory board that includes renowned experts from institutions such as MIT, Salk Institute, and Berkeley. The company's unique approach aims to advance therapeutic options in the healthcare industry, particularly by targeting kinases and potentially phosphatases, to address various diseases effectively.

DEM BioPharma

Series A in 2022
DEM BioPharma is an immuno-oncology company focused on developing innovative therapies aimed at eradicating cancer by targeting the innate immune system. The company has created a platform that specializes in the next generation of macrophage immunotherapies, which work by activating macrophages and immune phagocytes to effectively eliminate tumors. By researching and harnessing these immune responses, DEM BioPharma aims to provide healthcare researchers with advanced treatments that specifically target signals on both cancer cells and macrophages, offering new hope in the fight against cancer.

Carbon Biosciences

Series A in 2022
Carbon Biosciences focuses on developing genetic medicines to address serious diseases. The company utilizes a proprietary platform that employs novel parvoviruses, which are designed to target specific tissues and carry larger therapeutic cargo. This approach minimizes the risk of neutralizing immunity and allows for repeat dosing, making it particularly effective for conditions such as cystic fibrosis, where targeting lung and upper airway tissues is crucial. By leveraging industrial-scale viral production platforms, Carbon Biosciences aims to extend the reach of gene therapies, offering innovative solutions for researchers and patients alike.

Be Biopharma

Series B in 2022
Be Biopharma, Inc. is focused on developing innovative therapeutics derived from engineered B-cells to address various diseases, including cancer, autoimmune disorders, and infectious diseases. Founded in 2020 and based in Cambridge, Massachusetts, the company aims to overcome significant challenges associated with traditional cell and gene therapies, such as the limitations of dosing, unpredictable reactions in patients, and the necessity of pre-treatment chemotherapy. By leveraging precision genome editing, Be Biopharma creates durable and effective cell therapies that can be administered without toxic conditioning, thereby improving treatment options for conditions like Hemophilia B and enhancing overall patient outcomes.

Rectify Pharmaceuticals

Series A in 2021
Rectify Pharmaceuticals is focused on creating disease-modifying precision therapies aimed at addressing the root causes of serious genetic diseases. The company specializes in developing positive functional modulators (PFMs) that restore the function of ABC transporters, which are critical for cellular processes. By targeting these underlying mechanisms, Rectify aims to provide innovative treatment solutions that improve the health outcomes of patients suffering from various genetic conditions. Their research and development efforts encompass multiple therapeutic areas, reflecting a commitment to advancing precision medicine in the field of genetic disorders.

Axial Biotherapeutics

Series C in 2021
Axial Biotherapeutics, Inc. is a clinical-stage biopharmaceutical company focused on developing therapeutics for central nervous system diseases and disorders. Based in Waltham, Massachusetts, the company utilizes a microbiome discovery platform that targets the gut-brain axis, allowing for the exploration and creation of innovative therapies aimed at improving the quality of life for patients suffering from neurological conditions. Incorporated in 2013, Axial Biotherapeutics seeks to advance its pipeline of novel treatments to address the unmet needs in the field of CNS disorders.

Immunitas Therapeutics

Series B in 2021
Immunitas Therapeutics, Inc. is focused on developing targeted therapies for cancer patients through innovative single-cell analyses. Founded in 2019 and based in Cambridge, Massachusetts, the company utilizes a single-cell sequencing platform to explore the biology of immune cells within human tumors. This approach allows Immunitas to identify novel drug targets rooted in human biology and create key biomarkers that assist in selecting patients who may benefit from their therapies. By translating laboratory findings into clinical applications, Immunitas aims to address longstanding challenges in oncology and improve treatment options for complex cancers. The company is advancing multiple programs toward early human studies, leveraging expertise in antibody discovery and engineering to develop effective treatments.

ImmuneID

Series A in 2021
ImmuneID is a precision immunology company that has developed a proprietary platform aimed at identifying and therapeutically targeting antibody interactions involved in immune diseases. The platform utilizes advanced methodologies, including massively parallel, multiplexed, and unbiased systems, to facilitate the development of therapeutics for various conditions such as autoimmunity, severe allergies, oncology, and infectious diseases. By enabling researchers to observe and analyze human immune responses across different stages of disease progression, ImmuneID seeks to enhance the understanding of immune mechanisms and improve treatment strategies.

Pulmocide

Series C in 2021
Pulmocide Ltd is a London-based company established in 2007 that specializes in developing inhaled medicines aimed at treating serious viral and fungal infections of the respiratory tract. The company focuses on creating a new generation of antifungal drugs tailored for inhalation, which enhances the delivery of medication directly to the lungs while reducing systemic exposure. This targeted approach is designed to improve efficacy against respiratory aspergillosis and minimize systemic toxicities, thereby offering safe and effective treatment options for patients with acute and chronic respiratory diseases.

Interius BioTherapeutics

Series A in 2021
Interius BioTherapeutics is a biopharmaceutical company that develops in vivo cell-specific gene medicines to treat B cell lymphomas. Intravenous in vivo CAR treatment, which treats B cell lymphomas, is the company's flagship program. Its unique engineering provides exceptional target tissue specificity. The business is working on a second initiative to address autoimmune conditions. With the help of Interius, a novel and distinct therapeutic modality for the precise administration of gene therapies may soon be made available to patients in expanded care settings, without the need for preconditioning chemotherapy.

Renovia

Series C in 2021
Renovia Inc. was a Boston-based healthcare company founded in 2016, focused on developing prescription digital therapeutics for pelvic floor disorders. The company aimed to enhance the lives of women suffering from conditions such as stress, mixed, and urgent urinary incontinence, including overactive bladder. Renovia's innovative device provided a clinically proven, non-surgical, drug-free treatment option, allowing for real-time visualization of pelvic movement during muscle training, thereby facilitating effective therapy. However, in late 2022, Renovia ceased operations following a strategic review by its investors, which included the consideration of a potential sale. In January 2023, most of the company's assets, including its intellectual property, were acquired by Axena Health, Inc.

Pyxis Oncology

Series B in 2021
Pyxis Oncology, established in 2019 in Boston, Massachusetts, is a biotechnology company specializing in the development of antibody therapeutics for cancer treatment. The company focuses on promoting the body's immune response to cancer by analyzing tumor antigen-specific tumor-infiltrating lymphocytes (TILs) within hot tumors and tumor cell signaling pathways within cold tumors. Pyxis aims to create novel antibody-based immunotherapies to directly kill tumor cells and address underlying pathologies that enable cancer proliferation and immune evasion, with the goal of improving patient outcomes for difficult-to-treat cancers.

ImmuneID

Venture Round in 2021
ImmuneID is a precision immunology company that has developed a proprietary platform aimed at identifying and therapeutically targeting antibody interactions involved in immune diseases. The platform utilizes advanced methodologies, including massively parallel, multiplexed, and unbiased systems, to facilitate the development of therapeutics for various conditions such as autoimmunity, severe allergies, oncology, and infectious diseases. By enabling researchers to observe and analyze human immune responses across different stages of disease progression, ImmuneID seeks to enhance the understanding of immune mechanisms and improve treatment strategies.

TScan Therapeutics

Series C in 2021
TScan Therapeutics is a biopharmaceutical company dedicated to discovering and developing innovative T cell receptor (TCR) engineered therapies to combat various cancers. Based in Waltham, Massachusetts, the company focuses on TCR-T therapies for both liquid cancers and solid tumors. Its lead candidates, TSC-100 and TSC-101, are designed to address hematologic malignancies, specifically targeting residual leukemia and preventing relapse after hematopoietic stem cell transplantation. In addition, TScan is advancing a multiplexed TCR-T therapy program aimed at treating a range of solid tumors. The company's proprietary platform identifies clinically relevant T cell antigens and minimizes off-target effects, enhancing the precision of its therapies. Founded in 2018, TScan Therapeutics is committed to improving outcomes for patients with serious diseases.

XyloCor Therapeutics

Venture Round in 2021
XyloCor Therapeutics, based in Newtown Square, Pennsylvania, is a biopharmaceutical company dedicated to developing gene therapies for the treatment of cardiovascular diseases, particularly advanced coronary artery disease. Its lead product candidate, XC001, is currently in clinical development for patients suffering from refractory angina, addressing critical unmet medical needs for those who have exhausted conventional treatment options. Additionally, the company is developing XC002, aimed at regenerating cardiac tissue in patients with compromised heart function due to previous heart attacks and resultant heart failure. XyloCor's innovative gene therapy technologies focus on stimulating the formation of new coronary blood vessels, thereby improving blood supply to areas of the heart that are insufficiently perfused. The company collaborates with Weill Cornell Medical College to enhance its therapeutic approaches and outcomes for patients.

Werewolf Therapeutics

Series B in 2021
Werewolf Therapeutics, Inc. is a biotechnology company based in Cambridge, Massachusetts, focused on developing innovative therapeutics that enhance the body’s immune response to cancer. Founded in 2017, the company utilizes its proprietary PREDATOR platform to engineer conditionally activated molecules, known as INDUKINE molecules. These therapeutics are designed to remain inactive in peripheral tissues but activate selectively within the tumor microenvironment, addressing the limitations of traditional proinflammatory immune therapies. By stimulating both adaptive and innate immunity, Werewolf Therapeutics aims to improve cancer treatment outcomes.

Be Biopharma

Series A in 2020
Be Biopharma, Inc. is focused on developing innovative therapeutics derived from engineered B-cells to address various diseases, including cancer, autoimmune disorders, and infectious diseases. Founded in 2020 and based in Cambridge, Massachusetts, the company aims to overcome significant challenges associated with traditional cell and gene therapies, such as the limitations of dosing, unpredictable reactions in patients, and the necessity of pre-treatment chemotherapy. By leveraging precision genome editing, Be Biopharma creates durable and effective cell therapies that can be administered without toxic conditioning, thereby improving treatment options for conditions like Hemophilia B and enhancing overall patient outcomes.

Lassen Therapeutics

Series A in 2020
Lassen Therapeutics specializes in developing monoclonal antibodies aimed at treating fibrosis, rare diseases, and oncology. The company’s primary candidate, LASN01, targets the IL-11 receptor alpha, a critical component in the IL-6 family of cytokines. IL-11 is a significant mediator of fibrosis and plays an essential role in tumor growth and the organization of the tumor microenvironment. By blocking IL-11's activity, Lassen Therapeutics seeks to provide more effective treatment options compared to traditional approaches that target other factors like TGF-β and CTGF. Through innovative antibody technologies, the company aims to deliver breakthrough therapeutics that improve the lives of patients facing serious health challenges.

TScan Therapeutics

Series B in 2020
TScan Therapeutics is a biopharmaceutical company dedicated to discovering and developing innovative T cell receptor (TCR) engineered therapies to combat various cancers. Based in Waltham, Massachusetts, the company focuses on TCR-T therapies for both liquid cancers and solid tumors. Its lead candidates, TSC-100 and TSC-101, are designed to address hematologic malignancies, specifically targeting residual leukemia and preventing relapse after hematopoietic stem cell transplantation. In addition, TScan is advancing a multiplexed TCR-T therapy program aimed at treating a range of solid tumors. The company's proprietary platform identifies clinically relevant T cell antigens and minimizes off-target effects, enhancing the precision of its therapies. Founded in 2018, TScan Therapeutics is committed to improving outcomes for patients with serious diseases.

ArcherDX

Series C in 2019
ArcherDX, Inc. is a genomics company headquartered in Boulder, Colorado, specializing in the development and commercialization of advanced genetic analysis products. Established in 2013, the company focuses on next-generation sequencing technologies to enhance genetic mutation detection, particularly in oncology. ArcherDX offers a range of research-use-only products, including DNA-based VariantPlex, RNA-based FusionPlex, and ctDNA-based LiquidPlex assays. These products enable laboratories to conduct genomic analyses for therapy optimization and cancer monitoring. Additionally, ArcherDX provides customized assay design services for clinical and biopharmaceutical clients, allowing them to target specific biomarkers and develop new applications. The company aims to deliver actionable genomic information for the treatment of solid tumors, blood cancers, and sarcomas, catering to academic laboratories, biopharmaceutical firms, and contract research organizations. ArcherDX also seeks regulatory approval for various companion diagnostic assays to further support precision medicine initiatives.

Werewolf Therapeutics

Series A in 2019
Werewolf Therapeutics, Inc. is a biotechnology company based in Cambridge, Massachusetts, focused on developing innovative therapeutics that enhance the body’s immune response to cancer. Founded in 2017, the company utilizes its proprietary PREDATOR platform to engineer conditionally activated molecules, known as INDUKINE molecules. These therapeutics are designed to remain inactive in peripheral tissues but activate selectively within the tumor microenvironment, addressing the limitations of traditional proinflammatory immune therapies. By stimulating both adaptive and innate immunity, Werewolf Therapeutics aims to improve cancer treatment outcomes.

TScan Therapeutics

Series B in 2019
TScan Therapeutics is a biopharmaceutical company dedicated to discovering and developing innovative T cell receptor (TCR) engineered therapies to combat various cancers. Based in Waltham, Massachusetts, the company focuses on TCR-T therapies for both liquid cancers and solid tumors. Its lead candidates, TSC-100 and TSC-101, are designed to address hematologic malignancies, specifically targeting residual leukemia and preventing relapse after hematopoietic stem cell transplantation. In addition, TScan is advancing a multiplexed TCR-T therapy program aimed at treating a range of solid tumors. The company's proprietary platform identifies clinically relevant T cell antigens and minimizes off-target effects, enhancing the precision of its therapies. Founded in 2018, TScan Therapeutics is committed to improving outcomes for patients with serious diseases.

Pyxis Oncology

Series A in 2019
Pyxis Oncology, established in 2019 in Boston, Massachusetts, is a biotechnology company specializing in the development of antibody therapeutics for cancer treatment. The company focuses on promoting the body's immune response to cancer by analyzing tumor antigen-specific tumor-infiltrating lymphocytes (TILs) within hot tumors and tumor cell signaling pathways within cold tumors. Pyxis aims to create novel antibody-based immunotherapies to directly kill tumor cells and address underlying pathologies that enable cancer proliferation and immune evasion, with the goal of improving patient outcomes for difficult-to-treat cancers.

ArcherDX

Series B in 2019
ArcherDX, Inc. is a genomics company headquartered in Boulder, Colorado, specializing in the development and commercialization of advanced genetic analysis products. Established in 2013, the company focuses on next-generation sequencing technologies to enhance genetic mutation detection, particularly in oncology. ArcherDX offers a range of research-use-only products, including DNA-based VariantPlex, RNA-based FusionPlex, and ctDNA-based LiquidPlex assays. These products enable laboratories to conduct genomic analyses for therapy optimization and cancer monitoring. Additionally, ArcherDX provides customized assay design services for clinical and biopharmaceutical clients, allowing them to target specific biomarkers and develop new applications. The company aims to deliver actionable genomic information for the treatment of solid tumors, blood cancers, and sarcomas, catering to academic laboratories, biopharmaceutical firms, and contract research organizations. ArcherDX also seeks regulatory approval for various companion diagnostic assays to further support precision medicine initiatives.

Twentyeight-Seven Therapeutics

Series A in 2019
Twentyeight-Seven Therapeutics is a developer of microRNAs designed to target regulatory proteins.The company's modulating RNA which are short non-coding RNAs that inhibit target gene expression by suppressing mRNA translation and promoting mRNA decay and develop small molecules that can modulate levels of miRNAs by targeting proteins that interact with these miRNAs, enabling users to target miRNAs are directly involved in cancer initiation, progression, and metastasis.

Axial Biotherapeutics

Series B in 2019
Axial Biotherapeutics, Inc. is a clinical-stage biopharmaceutical company focused on developing therapeutics for central nervous system diseases and disorders. Based in Waltham, Massachusetts, the company utilizes a microbiome discovery platform that targets the gut-brain axis, allowing for the exploration and creation of innovative therapies aimed at improving the quality of life for patients suffering from neurological conditions. Incorporated in 2013, Axial Biotherapeutics seeks to advance its pipeline of novel treatments to address the unmet needs in the field of CNS disorders.

Sitryx Therapeutics

Series A in 2018
Sitryx Therapeutics is a biopharmaceutical company founded in 2018 and headquartered in Oxford, United Kingdom. The company focuses on developing innovative disease-modifying therapeutics in the fields of immuno-oncology and immuno-inflammation by regulating cell metabolism. Sitryx aims to enhance immune cell functions to inhibit tumor growth and improve immune responses. Co-founded by leading scientists from the United States and Europe, the company has attracted significant investment, including $30 million in Series A funding from a consortium of specialist investors. Sitryx has established a diverse pipeline of projects at various stages of drug discovery, positioning itself at the forefront of immunometabolism research.

Twentyeight-Seven Therapeutics

Series A in 2018
Twentyeight-Seven Therapeutics is a developer of microRNAs designed to target regulatory proteins.The company's modulating RNA which are short non-coding RNAs that inhibit target gene expression by suppressing mRNA translation and promoting mRNA decay and develop small molecules that can modulate levels of miRNAs by targeting proteins that interact with these miRNAs, enabling users to target miRNAs are directly involved in cancer initiation, progression, and metastasis.

Bicycle Therapeutics

Series B in 2018
Bicycle Therapeutics is a clinical-stage biopharmaceutical company focused on developing a novel class of medicines known as Bicycles, which are synthetic short peptides designed to stabilize their structural geometry through two loops. The company primarily targets oncology indications with significant unmet medical needs. Its lead product candidate, BT1718, is a Bicycle Toxin Conjugate currently undergoing Phase I/IIa clinical trials aimed at tumors expressing Membrane Type 1 matrix metalloprotease. Other oncology candidates include BT5528, also in Phase I/IIa trials targeting EphA2, and BT8009, which is in preclinical studies for Nectin-4. Additionally, Bicycle Therapeutics is developing THR-149, a plasma kallikrein inhibitor that has completed Phase I trials for diabetic macular edema. The company collaborates with various biopharmaceutical organizations to advance programs in areas like anti-infectives and cardiovascular health. Founded in 2009, Bicycle Therapeutics is headquartered in Cambridge, United Kingdom.

Renovia

Series B in 2018
Renovia Inc. was a Boston-based healthcare company founded in 2016, focused on developing prescription digital therapeutics for pelvic floor disorders. The company aimed to enhance the lives of women suffering from conditions such as stress, mixed, and urgent urinary incontinence, including overactive bladder. Renovia's innovative device provided a clinically proven, non-surgical, drug-free treatment option, allowing for real-time visualization of pelvic movement during muscle training, thereby facilitating effective therapy. However, in late 2022, Renovia ceased operations following a strategic review by its investors, which included the consideration of a potential sale. In January 2023, most of the company's assets, including its intellectual property, were acquired by Axena Health, Inc.

Millendo Therapeutics

Venture Round in 2018
Millendo Therapeutics is a biopharmaceutical company dedicated to developing innovative treatments for endocrine diseases resulting from hormone dysregulation. The company focuses on creating distinct and transformative therapies that address significant unmet medical needs in this area. By leveraging scientific advancements, Millendo aims to develop novel compounds that can effectively treat complex conditions, ultimately enhancing clinical care and improving the quality of life for patients, families, and caregivers.

ArcherDX

Series A in 2018
ArcherDX, Inc. is a genomics company headquartered in Boulder, Colorado, specializing in the development and commercialization of advanced genetic analysis products. Established in 2013, the company focuses on next-generation sequencing technologies to enhance genetic mutation detection, particularly in oncology. ArcherDX offers a range of research-use-only products, including DNA-based VariantPlex, RNA-based FusionPlex, and ctDNA-based LiquidPlex assays. These products enable laboratories to conduct genomic analyses for therapy optimization and cancer monitoring. Additionally, ArcherDX provides customized assay design services for clinical and biopharmaceutical clients, allowing them to target specific biomarkers and develop new applications. The company aims to deliver actionable genomic information for the treatment of solid tumors, blood cancers, and sarcomas, catering to academic laboratories, biopharmaceutical firms, and contract research organizations. ArcherDX also seeks regulatory approval for various companion diagnostic assays to further support precision medicine initiatives.

Recros Medica

Venture Round in 2018
Recros Medica, Inc. is a medical device company based in San Diego, California, focused on developing innovative technologies to address skin laxity and aesthetic contour deformities. Established in 2014, the company offers a platform known as Rotational Fractional Resection, which supports various skin contouring approaches including traditional surgical methods, liposuction, energy-based devices, and injectable agents. Additionally, Recros Medica provides a Focal Contouring System designed for use by dermatologists, plastic surgeons, and aesthetic physicians, offering a natural alternative to commercial dermal fillers through autologous dermal transfer. The company's commitment to advancing aesthetic treatments places it at the forefront of the medical aesthetic device industry.

Channel Medsystems

Series C in 2017
Channel Medsystems, Inc. is a medical device company focused on women's healthcare, specifically in the area of endometrial ablation. Founded in 2009 and based in Emeryville, California, the company specializes in developing cryothermic technology that integrates cryothermic energy into a user-friendly, handheld device. This innovative delivery system allows for effective endometrial cryoablation without the need for separate control units or extensive capital equipment, making it more accessible for patients and healthcare providers. Channel Medsystems aims to empower women to take control of their health by providing cutting-edge solutions that enhance their healthcare experience.

Pulmocide

Series B in 2017
Pulmocide Ltd is a London-based company established in 2007 that specializes in developing inhaled medicines aimed at treating serious viral and fungal infections of the respiratory tract. The company focuses on creating a new generation of antifungal drugs tailored for inhalation, which enhances the delivery of medication directly to the lungs while reducing systemic exposure. This targeted approach is designed to improve efficacy against respiratory aspergillosis and minimize systemic toxicities, thereby offering safe and effective treatment options for patients with acute and chronic respiratory diseases.

Axial Biotherapeutics

Series A in 2016
Axial Biotherapeutics, Inc. is a clinical-stage biopharmaceutical company focused on developing therapeutics for central nervous system diseases and disorders. Based in Waltham, Massachusetts, the company utilizes a microbiome discovery platform that targets the gut-brain axis, allowing for the exploration and creation of innovative therapies aimed at improving the quality of life for patients suffering from neurological conditions. Incorporated in 2013, Axial Biotherapeutics seeks to advance its pipeline of novel treatments to address the unmet needs in the field of CNS disorders.

Axial Biotherapeutics

Series A in 2016
Axial Biotherapeutics, Inc. is a clinical-stage biopharmaceutical company focused on developing therapeutics for central nervous system diseases and disorders. Based in Waltham, Massachusetts, the company utilizes a microbiome discovery platform that targets the gut-brain axis, allowing for the exploration and creation of innovative therapies aimed at improving the quality of life for patients suffering from neurological conditions. Incorporated in 2013, Axial Biotherapeutics seeks to advance its pipeline of novel treatments to address the unmet needs in the field of CNS disorders.

GRAIL

Series A in 2016
GRAIL, Inc. is a healthcare company dedicated to advancing technologies for early cancer detection. Founded in 2015 and headquartered in Menlo Park, California, GRAIL has developed Galleri, a screening test aimed at asymptomatic individuals over 50 years old, and DAC, a diagnostic aid designed to expedite the resolution of cancer diagnoses in patients with clinical suspicions. The company also focuses on creating minimal residual disease tests and other post-diagnostic solutions. GRAIL's innovative approach includes a pan-cancer screening test that utilizes high-intensity sequencing to analyze circulating nucleic acids in blood, enabling the potential to detect various types of cancer at early stages.

Millendo Therapeutics

Series B in 2016
Millendo Therapeutics is a biopharmaceutical company dedicated to developing innovative treatments for endocrine diseases resulting from hormone dysregulation. The company focuses on creating distinct and transformative therapies that address significant unmet medical needs in this area. By leveraging scientific advancements, Millendo aims to develop novel compounds that can effectively treat complex conditions, ultimately enhancing clinical care and improving the quality of life for patients, families, and caregivers.

Channel Medsystems

Series C in 2015
Channel Medsystems, Inc. is a medical device company focused on women's healthcare, specifically in the area of endometrial ablation. Founded in 2009 and based in Emeryville, California, the company specializes in developing cryothermic technology that integrates cryothermic energy into a user-friendly, handheld device. This innovative delivery system allows for effective endometrial cryoablation without the need for separate control units or extensive capital equipment, making it more accessible for patients and healthcare providers. Channel Medsystems aims to empower women to take control of their health by providing cutting-edge solutions that enhance their healthcare experience.

KalVista

Series B in 2015
KalVista Pharmaceuticals, Inc. is a clinical-stage pharmaceutical company based in Cambridge, Massachusetts, specializing in the discovery, development, and commercialization of small molecule protease inhibitors for diseases with significant unmet medical needs. The company's primary focus is on plasma kallikrein inhibitors aimed at treating hereditary angioedema (HAE) and diabetic macular edema (DME), which is a leading cause of vision loss in adults. KalVista's product pipeline includes KVD001, KVD900, and KVD824, which are designed to provide innovative therapeutic options for patients who may not respond adequately to existing treatments. The company also has a preclinical program exploring a novel oral Factor XIIa inhibitor. With over two decades of expertise in serine protease inhibitor research, KalVista is positioned to address critical gaps in treatment for these conditions.

Colorescience

Series B in 2014
Colorescience, Inc. is a skincare brand based in Carlsbad, California, specializing in mineral-based cosmetics and sunscreen products. Founded in 2000, the company offers a range of items, including treatment products, UV protectors, primers, foundations, and enhancers, designed to address various skin concerns such as pigmentation, redness, dark circles, and signs of aging. Colorescience emphasizes high-quality, dermatologist-recommended formulations that incorporate minerals, antioxidants, and botanicals to promote healthy skin and protect against sun damage. The brand markets its products through a network of licensed physicians, luxury spas, retailers, and online platforms, aiming to stand out in the aesthetic makeup segment by providing effective and easy-to-use solutions for diverse skin types.

Flex Pharma

Venture Round in 2014
Flex Pharma, Inc. is a biotechnology company focused on developing and commercializing treatments for muscle cramps, spasms, and spasticity linked to neurological conditions and exercise. The company operates in two segments: Consumer Operations and Drug Development. Its lead drug candidate, FLX-787, is a dual transient receptor potential V1/A1 ion channel activator, which has completed an exploratory Phase II clinical trial in Australia targeting multiple sclerosis patients. Additionally, Flex Pharma offers HOTSHOT, a consumer beverage designed to prevent and treat exercise-associated muscle cramps. The company markets HOTSHOT products online through its direct-to-consumer website and third-party platforms that provide international shipping. Founded in 2014 and based in Boston, Massachusetts, Flex Pharma was acquired by Salarius Pharmaceuticals in 2019.

Calithera Biosciences

Series D in 2013
Calithera Biosciences is a clinical-stage biopharmaceutical company based in South San Francisco, California, dedicated to discovering and developing small molecule drugs targeting tumor metabolism and immunology for cancer treatment. The company's lead candidate, CB-839, is a glutaminase inhibitor currently in Phase II clinical trials aimed at treating solid tumors. Additionally, Calithera is advancing INCB001158, an oral arginase inhibitor in Phase I/II trials for hematology and oncology. Other notable projects include CB-280, intended for cystic fibrosis treatment, and CB-708, an inhibitor of CD73. The company has established collaborations, including a license agreement with Mars, Inc. for the development of arginase inhibitors and a clinical trial partnership with Bristol-Myers Squibb to evaluate nivolumab in combination with CB-839. Founded in 2010, Calithera is focused on building a pipeline of innovative cancer therapeutics that address critical pathways necessary for tumor growth and survival.

Mitobridge

Venture Round in 2013
Mitobridge, Inc. is a biotechnology company focused on discovering and developing small molecule therapeutics that enhance mitochondrial function. The company is advancing its clinical compound, MA-0211, an orally bioavailable PPARd modulator designed to address mitochondrial deficits in patients with Duchenne muscular dystrophy. Founded in 2013 and based in Cambridge, Massachusetts, Mitobridge aims to leverage emerging scientific insights linking mitochondrial dysfunction to various diseases. The company's strategy involves establishing proof of concept in rare diseases before expanding into more prevalent conditions. With a strong team of experts in mitochondrial biology, metabolism, and aging, Mitobridge is committed to translating innovative discoveries into effective treatments for genetic, metabolic, and neurodegenerative disorders, as well as age-related diseases. Since its inception, the company has received backing from notable investors, including Astellas Pharma, MPM Capital, and Longwood Fund.

PTC Therapeutics

Private Equity Round in 2013
PTC Therapeutics, Inc. is a biopharmaceutical company dedicated to the discovery, development, and commercialization of orally administered small-molecule therapeutics for the treatment of rare disorders and cancer. The company offers Translarna, used for nonsense mutation Duchenne muscular dystrophy in ambulatory patients, and Emflaza, a corticosteroid for the same condition. PTC Therapeutics is advancing several candidates in clinical development, including Translarna for other rare genetic conditions, RG7916 and RO7034067 for spinal muscular atrophy, and PTC596 and PTC299, which target cancer through dihydrooratate dehydrogenase inhibition. Additionally, the company is developing a gene therapy candidate, PTC-AADC, for Aromatic L-amino acid decarboxylase deficiency. PTC Therapeutics collaborates with various organizations, including F. Hoffman-La Roche Ltd and Massachusetts General Hospital, to further its research and commercialization efforts. Founded in 1998, the company is headquartered in South Plainfield, New Jersey.

Vascular Pharmaceuticals

Series A in 2012
Vascular Pharmaceuticals, Inc. is a biopharmaceutical company focused on developing therapeutics for patients with type 1 and type 2 diabetes, specifically targeting complications such as diabetic nephropathy. Founded in 2005 and based in North Carolina, the company is advancing its lead candidate, VPI-2690B, a subcutaneously administered monoclonal antibody designed to respond to hyperglycemia. This innovative treatment aims to bind to a specific molecular target within the αVβ3 receptor, potentially offering patients a means to mitigate the serious complications associated with diabetes. Vascular Pharmaceuticals operates at the intersection of biotechnology, medicine, and healthcare, contributing to the ongoing efforts to improve outcomes for those affected by diabetes.

Verastem

Series C in 2011
Verastem, Inc. is a biopharmaceutical company dedicated to developing and commercializing innovative treatments to enhance the survival and quality of life for cancer patients. The company markets COPIKTRA, an oral dual inhibitor of phosphoinositide 3-kinase (PI3K), which is approved for adult patients with relapsed or refractory chronic lymphocytic leukemia/small lymphocytic lymphoma and follicular lymphoma after previous therapies. Additionally, Verastem is advancing its pipeline with the focal adhesion kinase inhibitor defactinib, currently being studied in combination with immunotherapies for various cancers, including pancreatic and non-small cell lung cancer. The company focuses on targeting critical signaling pathways in cancer to inhibit tumor growth and promote cell death. Verastem has established collaborations with Yakult Honsha Co., Ltd. and CSPC Pharmaceutical Group Limited, and is headquartered in Needham, Massachusetts.

Verastem

Series B in 2011
Verastem, Inc. is a biopharmaceutical company dedicated to developing and commercializing innovative treatments to enhance the survival and quality of life for cancer patients. The company markets COPIKTRA, an oral dual inhibitor of phosphoinositide 3-kinase (PI3K), which is approved for adult patients with relapsed or refractory chronic lymphocytic leukemia/small lymphocytic lymphoma and follicular lymphoma after previous therapies. Additionally, Verastem is advancing its pipeline with the focal adhesion kinase inhibitor defactinib, currently being studied in combination with immunotherapies for various cancers, including pancreatic and non-small cell lung cancer. The company focuses on targeting critical signaling pathways in cancer to inhibit tumor growth and promote cell death. Verastem has established collaborations with Yakult Honsha Co., Ltd. and CSPC Pharmaceutical Group Limited, and is headquartered in Needham, Massachusetts.

Verastem

Series A in 2010
Verastem, Inc. is a biopharmaceutical company dedicated to developing and commercializing innovative treatments to enhance the survival and quality of life for cancer patients. The company markets COPIKTRA, an oral dual inhibitor of phosphoinositide 3-kinase (PI3K), which is approved for adult patients with relapsed or refractory chronic lymphocytic leukemia/small lymphocytic lymphoma and follicular lymphoma after previous therapies. Additionally, Verastem is advancing its pipeline with the focal adhesion kinase inhibitor defactinib, currently being studied in combination with immunotherapies for various cancers, including pancreatic and non-small cell lung cancer. The company focuses on targeting critical signaling pathways in cancer to inhibit tumor growth and promote cell death. Verastem has established collaborations with Yakult Honsha Co., Ltd. and CSPC Pharmaceutical Group Limited, and is headquartered in Needham, Massachusetts.

Alnara Pharmaceuticals

Series A in 2008
Alnara Pharmaceuticals, Inc. specializes in the development of novel protein therapeutics aimed at treating metabolic diseases. The company employs an innovative strategy that emphasizes the creation of effective protein therapies designed for oral delivery directly to the gastrointestinal tract, ensuring that these treatments are not absorbed into the bloodstream. This unique approach positions Alnara Pharmaceuticals to address specific metabolic conditions with targeted therapeutic solutions.

IlluminOss

Series A in 2007
IlluminOss Medical, Inc. is a commercial-stage medical device company that specializes in minimally invasive technology for fracture repair and stabilization. The company has developed a unique system that uses a light-curable polymer within an expandable balloon to create a patient-conforming intramedullary implant, facilitating effective bone stabilization. This innovative approach is particularly beneficial for patients with osteoporotic or compromised bone, providing a tailored solution for orthopedic challenges. The IlluminOss system is CE-marked and FDA-cleared for various anatomical sites, with additional indications under review. By focusing on the design and marketing of orthopedic fracture repair products, IlluminOss aims to offer clinicians a rapid and customized method for stabilizing bone fractures.
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