Samsara BioCapital

A2 Biotherapeutics, Inc. is a biotechnology company dedicated to developing innovative cell therapies for tumor cancer treatment. Based in Agoura Hills, California, the company utilizes its proprietary Tmod™ platform to create T cell therapies that accurately differentiate between solid tumors and normal cells. This platform allows for the identification and engineering of binders derived from antibodies or T cell receptors, optimizing precision in targeting cancer cells. A2 Biotherapeutics specifically addresses various cancer types, including head, neck, pancreatic, colorectal, and lung cancers, as well as cancer testis antigens. By engineering T cells to recognize genetic material loss in tumors, the company aims to selectively kill tumor cells while sparing healthy tissue. Founded in 2017, A2 Biotherapeutics continues to advance the field of cancer therapy through its innovative approaches.

Palvella Therapeutics is a biopharmaceutical company founded in 2015 and headquartered in Wayne, Pennsylvania. The company focuses on developing pathogenetically targeted therapies for serious and rare genetic skin diseases that lack approved treatments. Its lead candidate, QTORIN 3.9 % rapamycin anhydrous gel, is built on a patented QTORIN platform and is in late‑stage clinical development for two rare genodermatoses. Palvella’s approach emphasizes addressing the root cause of disease and delivering stable, room‑temperature formulations that penetrate the epidermis and dermis.

Neurogene is a clinical-stage biotechnology company focused on developing genetic medicines for rare neurological diseases. It leverages its proprietary transgene regulation platform, EXACT, to create gene therapies with the aim of addressing high-need conditions. The company’s pipeline includes NGN-401 for Rett syndrome and NGN-101 for CLN5 Batten disease. Founded in 2018, Neurogene is headquartered in New York and concentrates on advancing therapies that can improve outcomes for patients with limited treatment options.

OnKure Therapeutics is a clinical-stage biopharmaceutical company focused on discovering and developing precision medicines that target biologically validated drivers of cancers underserved by existing therapies. The company develops epigenetic therapies, including selective histone deacetylase inhibitors, and advances candidates such as OKI-179 and OKI-422 in preclinical and clinical development. Its approach aims to directly target malignant cells, combine with other targeted therapies, and prime the tumor microenvironment to enhance immunotherapies, with a pipeline of tumor-agnostic candidates designed for optimal efficacy and tolerability.

Enara Bio Limited is a biotechnology company based in Oxford, United Kingdom, specializing in the development of vaccines and immunotherapies for cancer treatment and prevention. Founded in 2016 and previously known as ErVaxx Limited, the company focuses on creating targeted cancer immunotherapies by exploring novel antigens derived from endogenous retroviral DNA sequences. Enara Bio's technology platform enables the identification and assessment of tumor specificity and immunogenic potential, facilitating improved strategies for combating various cancers. Through its innovative approach, the company aims to provide effective therapeutic options for a broad patient population.

CARGO Therapeutics is a clinical-stage biotechnology company developing next-generation CAR T-cell therapies to overcome cancer treatment resistance and access barriers. The company focuses on addressing limitations of approved autologous CAR T therapies, including manufacturing constraints, long turnaround times, and reimbursement challenges, to broaden patient access to potentially curative treatments. Its programs aim to deliver novel solutions that improve cancer treatment outcomes and patient experience. One of its product candidates, CRG-023, is a tri-specific CAR T designed to overcome relapse by targeting multiple B-cell antigens (CD19, CD20, CD22) and addressing mechanisms such as antigen loss, insufficient co-stimulation, and T cell exhaustion.

Founded in 2015 and based in Cambridge, Massachusetts, Obsidian Therapeutics develops next-generation controllable cell and gene therapies designed to extend adoptive immunotherapy to every cancer patient. Its innovative approach uses pharmacologic operating systems to precisely control protein activity in cells, enabling physicians to improve upon current cell therapies using simple, safe, orally-active marketed drugs.

Jasper Therapeutics, Inc. is a clinical-stage biotechnology company based in Menlo Park, California, that specializes in developing therapeutic agents for hematopoietic stem cell transplants and gene therapies. Founded in 2018, the company aims to enhance the safety and efficacy of conditioning agents to broaden the application of curative therapies. Jasper's lead product, JSP191, is a humanized monoclonal antibody currently in clinical development, designed to act as a conditioning agent by selectively clearing hematopoietic stem cells from bone marrow in patients undergoing stem cell transplants. The company also utilizes an engineered hematopoietic stem cells platform to address the limitations of transplant grafts, thereby increasing the accessibility of both allogeneic and autologous gene-edited hematopoietic stem cell therapies for a larger patient population.

Adverum Biotechnologies is a clinical-stage company focused on developing gene therapies to treat ocular diseases. Its pipeline includes ADVM-022 for wet age-related macular degeneration, ADVM-043 for alpha-1 antitrypsin deficiency, and preclinical candidates for other indications.

Tentarix Biotherapeutics is a company focused on developing innovative protein therapeutics that address critical limitations in the treatment of cancer, autoimmune diseases, and other conditions. Utilizing a protein engineering platform, Tentarix specializes in creating multispecific binding molecules that combine unique bioactivities derived from fully human antibody variable domains. By leveraging synthetic biology, the company aims to provide clinicians with new therapeutic options that offer enhanced specificity and activity, thereby improving patient outcomes in various disease contexts.

OnKure Therapeutics is a clinical-stage biopharmaceutical company focused on discovering and developing precision medicines that target biologically validated drivers of cancers underserved by existing therapies. The company develops epigenetic therapies, including selective histone deacetylase inhibitors, and advances candidates such as OKI-179 and OKI-422 in preclinical and clinical development. Its approach aims to directly target malignant cells, combine with other targeted therapies, and prime the tumor microenvironment to enhance immunotherapies, with a pipeline of tumor-agnostic candidates designed for optimal efficacy and tolerability.

CARGO Therapeutics is a clinical-stage biotechnology company developing next-generation CAR T-cell therapies to overcome cancer treatment resistance and access barriers. The company focuses on addressing limitations of approved autologous CAR T therapies, including manufacturing constraints, long turnaround times, and reimbursement challenges, to broaden patient access to potentially curative treatments. Its programs aim to deliver novel solutions that improve cancer treatment outcomes and patient experience. One of its product candidates, CRG-023, is a tri-specific CAR T designed to overcome relapse by targeting multiple B-cell antigens (CD19, CD20, CD22) and addressing mechanisms such as antigen loss, insufficient co-stimulation, and T cell exhaustion.

Palvella Therapeutics is a biopharmaceutical company founded in 2015 and headquartered in Wayne, Pennsylvania. The company focuses on developing pathogenetically targeted therapies for serious and rare genetic skin diseases that lack approved treatments. Its lead candidate, QTORIN 3.9 % rapamycin anhydrous gel, is built on a patented QTORIN platform and is in late‑stage clinical development for two rare genodermatoses. Palvella’s approach emphasizes addressing the root cause of disease and delivering stable, room‑temperature formulations that penetrate the epidermis and dermis.

immatics is a biopharmaceutical company focused on the discovery of true targets for cancer immunotherapies with the development of the right T cell receptors. The company's customized Adoptive Cell Therapies (ACTengine) and antibody-like TCR Bispecifics are the two main product classes in the pipeline (TCER). With a focus on particularly difficult-to-treat solid malignancies, each therapy modality has unique characteristics to create the desired therapeutic impact for patients at various disease stages and with various types of tumors. immatics biotechnologies was established in 2000 by Hans Rammensee, Harpreet Singh, and Steffen Walter in Tübingen, Baden-Wurttemberg.

Delfi Diagnostics, Inc. is a biotechnology company based in Baltimore, Maryland, focused on the early detection of cancer through innovative blood tests. Founded in 2018, the company employs artificial intelligence and genome sequencing to identify unique patterns of DNA fragmentation in the blood, enabling the detection of previously unrecognized cancer-associated cell-free DNA fragments. By utilizing machine learning, Delfi Diagnostics aims to develop high-precision, non-invasive blood tests that allow healthcare professionals to detect cancer at its most curable stage, thereby facilitating timely and effective treatment options for patients.

Tentarix Biotherapeutics is a company focused on developing innovative protein therapeutics that address critical limitations in the treatment of cancer, autoimmune diseases, and other conditions. Utilizing a protein engineering platform, Tentarix specializes in creating multispecific binding molecules that combine unique bioactivities derived from fully human antibody variable domains. By leveraging synthetic biology, the company aims to provide clinicians with new therapeutic options that offer enhanced specificity and activity, thereby improving patient outcomes in various disease contexts.

Founded in 2015 and based in Cambridge, Massachusetts, Obsidian Therapeutics develops next-generation controllable cell and gene therapies designed to extend adoptive immunotherapy to every cancer patient. Its innovative approach uses pharmacologic operating systems to precisely control protein activity in cells, enabling physicians to improve upon current cell therapies using simple, safe, orally-active marketed drugs.

Tango Therapeutics is a biotechnology company focused on developing cancer therapies based on the genetic principle of synthetic lethality. It aims to counteract tumor suppressor gene loss, reverse immune evasion in cancer cells, and identify effective drug combinations.

PepGen Ltd. is a clinical-stage biotechnology company based in Oxford, United Kingdom, focused on advancing the next generation of nucleic acid therapeutics, particularly in the treatment of severe neuromuscular and neurologic diseases. Incorporated in 2018, PepGen has developed its Enhanced Delivery Oligonucleotide (EDO) platform, which is designed to improve the uptake and activity of conjugated oligonucleotide therapeutics. The company's innovative EDO peptides enhance tissue penetration, cellular uptake, and nuclear delivery, demonstrating their ability to transport oligonucleotides effectively into various target tissues, including smooth, skeletal, and cardiac muscle, as well as the central nervous system. PepGen aims to unlock the clinical potential of these transformative therapeutics, with a particular emphasis on the effective delivery of antisense oligonucleotides, and is advancing its novel conjugate therapeutics toward clinical application.

Prime Medicine is a biotechnology company focused on developing genetic therapies using its innovative Prime Editing technology. This next-generation gene editing method allows for precise "search and replace" modifications in the genome, aimed at restoring normal genetic function. The company targets a wide range of diseases with significant unmet medical needs, leveraging the efficiency and versatility of its gene editing capabilities to address the underlying causes of these conditions. Through its commitment to advancing gene editing, Prime Medicine seeks to transform the landscape of genetic medicine.

Vedere Bio, Inc. is a biotechnology company based in Cambridge, Massachusetts, established in 2019. The company focuses on developing gene therapy products aimed at restoring functional vision for patients who have experienced vision loss due to Inherited Retinal Degenerations (IRDs) and other causes of vision impairment, both genetic and non-genetic. Unlike many ocular gene therapies that primarily slow the progression of vision loss, Vedere Bio seeks to restore lost vision, regardless of the patient's genetic background or stage of their condition. As of September 2020, Vedere Bio operates as a subsidiary of Novartis AG.

Graphite Bio is a clinical-stage gene editing company focused on targeted DNA integration to treat serious diseases. Its platform aims to precisely insert, repair, or replace genetic sequences by integrating therapeutic cargoes at predefined genomic locations, enabling correction of mutations or replacement of disease-causing genes while preserving normal regulatory control. Based in South San Francisco, the company pursues high-efficiency precision gene editing to address underlying causes of disease.

OnKure Therapeutics is a clinical-stage biopharmaceutical company focused on discovering and developing precision medicines that target biologically validated drivers of cancers underserved by existing therapies. The company develops epigenetic therapies, including selective histone deacetylase inhibitors, and advances candidates such as OKI-179 and OKI-422 in preclinical and clinical development. Its approach aims to directly target malignant cells, combine with other targeted therapies, and prime the tumor microenvironment to enhance immunotherapies, with a pipeline of tumor-agnostic candidates designed for optimal efficacy and tolerability.

Egenesis is a biotechnology company focused on gene editing and genome engineering to develop human-compatible organs, tissues, and cells for transplantation. Its platform enables the creation of solid organs and therapeutic cells intended for transplantation, addressing the global organ shortage. The company pursues programs in kidney and islet cell transplantation and related regenerative approaches. It is based in Cambridge, Massachusetts, with an additional office in New York.

Notch Therapeutics is a Toronto-based company developing immune cell therapies using induced pluripotent stem cell technology to create gene-edited allogeneic T cells. Its platform enables precise control of Notch signaling during T-cell development, enabling scalable manufacture of a uniform supply of therapeutic T cells for cancer indications such as non-Hodgkin lymphoma, leukemia, and multiple myeloma. The approach aims to overcome bottlenecks in cell therapy development by integrating advanced product design with commercially compatible processes, supporting a next-generation pipeline of cell therapies.

Delfi Diagnostics, Inc. is a biotechnology company based in Baltimore, Maryland, focused on the early detection of cancer through innovative blood tests. Founded in 2018, the company employs artificial intelligence and genome sequencing to identify unique patterns of DNA fragmentation in the blood, enabling the detection of previously unrecognized cancer-associated cell-free DNA fragments. By utilizing machine learning, Delfi Diagnostics aims to develop high-precision, non-invasive blood tests that allow healthcare professionals to detect cancer at its most curable stage, thereby facilitating timely and effective treatment options for patients.

Neurogene is a clinical-stage biotechnology company focused on developing genetic medicines for rare neurological diseases. It leverages its proprietary transgene regulation platform, EXACT, to create gene therapies with the aim of addressing high-need conditions. The company’s pipeline includes NGN-401 for Rett syndrome and NGN-101 for CLN5 Batten disease. Founded in 2018, Neurogene is headquartered in New York and concentrates on advancing therapies that can improve outcomes for patients with limited treatment options.

Elevation Oncology develops precision medicines for genomically defined cancers. Its lead candidate, seribantumab, inhibits tumor growth driven by NRG1 fusions, currently in Phase 2 trials.

Decibel Therapeutics, Inc. is a clinical-stage biotechnology company focused on discovering and developing innovative therapies aimed at protecting, repairing, and restoring hearing. The company addresses various hearing disorders, including those related to pediatric cancers, cystic fibrosis, noise exposure, age-related and genetic hearing loss, as well as conditions characterized by persistent tinnitus. Decibel Therapeutics employs a multifaceted approach that includes drug delivery to the inner ear, advanced imaging techniques, and pharmacokinetic and pharmacodynamic modeling. The company leverages its expertise in inner ear biology, single-cell genomics, and bioinformatics to develop effective treatments for hearing loss and related disorders. Established in 2013 and headquartered in Boston, Massachusetts, Decibel Therapeutics was originally known as Hearing, Inc. before rebranding in 2014.

A2 Biotherapeutics, Inc. is a biotechnology company dedicated to developing innovative cell therapies for tumor cancer treatment. Based in Agoura Hills, California, the company utilizes its proprietary Tmod™ platform to create T cell therapies that accurately differentiate between solid tumors and normal cells. This platform allows for the identification and engineering of binders derived from antibodies or T cell receptors, optimizing precision in targeting cancer cells. A2 Biotherapeutics specifically addresses various cancer types, including head, neck, pancreatic, colorectal, and lung cancers, as well as cancer testis antigens. By engineering T cells to recognize genetic material loss in tumors, the company aims to selectively kill tumor cells while sparing healthy tissue. Founded in 2017, A2 Biotherapeutics continues to advance the field of cancer therapy through its innovative approaches.

Palladio Biosciences, Inc. is a biotechnology company focused on developing innovative medicines for orphan kidney diseases. Established in 2015 and headquartered in Horsham, Pennsylvania, the company is primarily engaged in creating therapeutics for conditions such as polycystic kidney disease (PKD), a serious genetic disorder characterized by the formation of fluid-filled cysts in the kidneys. One of its key products, Lixivaptan, is a selective vasopressin V2 receptor antagonist aimed at treating PKD, helping to prevent disease progression and improve patient outcomes. Palladio Biosciences is dedicated to addressing unmet medical needs in the field of renal diseases.

Graphite Bio is a clinical-stage gene editing company focused on targeted DNA integration to treat serious diseases. Its platform aims to precisely insert, repair, or replace genetic sequences by integrating therapeutic cargoes at predefined genomic locations, enabling correction of mutations or replacement of disease-causing genes while preserving normal regulatory control. Based in South San Francisco, the company pursues high-efficiency precision gene editing to address underlying causes of disease.

Rain Oncology Inc. is a late-stage precision oncology company focused on developing targeted therapies aimed at oncogenic drivers. The company employs a genetic selection strategy to identify patients who are most likely to benefit from its treatments, utilizing a tumor-agnostic approach that prioritizes the underlying genetics of tumors over traditional histological classifications. Its lead product candidate, milademetan, is a small molecule oral inhibitor of MDM2, which plays a role in various cancers. Additionally, Rain Oncology is advancing a preclinical program aimed at inducing synthetic lethality in cancer cells by inhibiting RAD52, further diversifying its therapeutic pipeline.

Cogent Biosciences is a biotechnology company dedicated to developing precision therapies for genetically defined diseases, aiming to treat the underlying causes and improve patient lives. The company employs proprietary T-cell engineering technology alongside tumor-targeting antibodies to harness the body's immune system against cancer. One of its key programs, CGT9486, is a selective tyrosine kinase inhibitor designed to inhibit specific mutations in KIT exon 17, which are associated with Systemic Mastocytosis and advanced gastrointestinal stromal tumors (GIST).

Palvella Therapeutics is a biopharmaceutical company founded in 2015 and headquartered in Wayne, Pennsylvania. The company focuses on developing pathogenetically targeted therapies for serious and rare genetic skin diseases that lack approved treatments. Its lead candidate, QTORIN 3.9 % rapamycin anhydrous gel, is built on a patented QTORIN platform and is in late‑stage clinical development for two rare genodermatoses. Palvella’s approach emphasizes addressing the root cause of disease and delivering stable, room‑temperature formulations that penetrate the epidermis and dermis.

Fluent BioSciences is a life science technology company focused on single-cell molecular analysis, eliminating the need for complex microfluidic instrumentation. The company’s proprietary platform, Pre-Templated Instant Partitions (PIPseqTM), facilitates the instantaneous self-assembly of individual cells or molecules into millions of uniform partitions. This innovative approach allows for sensitive and unbiased preparation of proteins and nucleic acids, enhancing sequencing applications. By making single-cell and molecular analysis more accessible, Fluent BioSciences enables a broader range of researchers in biotechnology, pharmaceuticals, and academic institutions to conduct advanced analyses, thereby expanding market opportunities within the life sciences field.

Forma Therapeutics, headquartered in Watertown, Massachusetts, is a clinical-stage biopharmaceutical company focused on developing and commercializing innovative therapeutics for rare hematologic diseases and various cancers. The company is advancing several key product candidates, including FT-4202, currently in Phase 1 trials for sickle cell disease and other hemoglobinopathies, and FT-7051, targeting metastatic castration-resistant prostate cancer. Additionally, Forma is developing FT-2102, a selective small molecule designed to inhibit mutated IDH1 enzymes, which is being evaluated in Phase 2 trials for relapsed/refractory acute myeloid leukemia and in exploratory trials for glioma. Other candidates include FT-4101 and FT-8225, selective inhibitors of fatty acid synthase. The firm integrates advanced drug discovery technologies with deep oncology expertise to address challenging targets, contributing to a robust pipeline aimed at transforming patient outcomes in oncology.

A2 Biotherapeutics, Inc. is a biotechnology company dedicated to developing innovative cell therapies for tumor cancer treatment. Based in Agoura Hills, California, the company utilizes its proprietary Tmod™ platform to create T cell therapies that accurately differentiate between solid tumors and normal cells. This platform allows for the identification and engineering of binders derived from antibodies or T cell receptors, optimizing precision in targeting cancer cells. A2 Biotherapeutics specifically addresses various cancer types, including head, neck, pancreatic, colorectal, and lung cancers, as well as cancer testis antigens. By engineering T cells to recognize genetic material loss in tumors, the company aims to selectively kill tumor cells while sparing healthy tissue. Founded in 2017, A2 Biotherapeutics continues to advance the field of cancer therapy through its innovative approaches.

Delfi Diagnostics, Inc. is a biotechnology company based in Baltimore, Maryland, focused on the early detection of cancer through innovative blood tests. Founded in 2018, the company employs artificial intelligence and genome sequencing to identify unique patterns of DNA fragmentation in the blood, enabling the detection of previously unrecognized cancer-associated cell-free DNA fragments. By utilizing machine learning, Delfi Diagnostics aims to develop high-precision, non-invasive blood tests that allow healthcare professionals to detect cancer at its most curable stage, thereby facilitating timely and effective treatment options for patients.

SpringWorks Therapeutics is a clinical-stage biopharmaceutical company applying precision medicine to develop medicines for severe rare diseases and cancer. It maintains a differentiated targeted oncology portfolio with lead candidates nirogacestat, a gamma secretase inhibitor, and mirdametinib, a MEK inhibitor, both in late-stage trials; the pipeline also includes BGB-3245, an oral inhibitor of activating BRAF mutations, in Phase I, and several combination programs. The company pursues collaborations with BeiGene, GlaxoSmithKline, and Allogene and has license agreements with Pfizer for nirogacestat and mirdametinib. Founded in 2017 and headquartered in Stamford, Connecticut, SpringWorks aims to advance potentially registrational studies in rare tumor types and genetically defined cancers through partnerships that expand its portfolio and patient access.

Neurogene is a clinical-stage biotechnology company focused on developing genetic medicines for rare neurological diseases. It leverages its proprietary transgene regulation platform, EXACT, to create gene therapies with the aim of addressing high-need conditions. The company’s pipeline includes NGN-401 for Rett syndrome and NGN-101 for CLN5 Batten disease. Founded in 2018, Neurogene is headquartered in New York and concentrates on advancing therapies that can improve outcomes for patients with limited treatment options.

Levo Therapeutics, Inc. is a biotechnology company based in Skokie, Illinois, focused on developing treatments for Prader-Willi Syndrome and related disorders. Founded in 2014, the company is dedicated to advancing therapeutic options through research and development that leverages genetic insights. Its primary product, LV-101, targets hyperphagia and behavioral issues associated with Prader-Willi Syndrome, a multisystem neurodevelopmental disorder. Levo Therapeutics aims to provide effective treatments to improve the quality of life for patients affected by this condition and similar disorders.