Aperture Venture Partners

Aperture Venture Partners is a New York-based venture capital firm focused on healthcare, including medical devices, biopharmaceuticals, healthcare IT/services, and diagnostics. Founded in 2002, it seeks to back exceptional entrepreneurs addressing significant healthcare challenges and creating major opportunities. The firm invests nationally, with initial investments typically ranging from $1 million to $5 million. The principals bring decades of leadership in healthcare and investment and have a track record of substantial activity, having invested over $1 billion and supported companies that have achieved combined revenues exceeding $1 billion.

Anthony Natale

Managing Partner

Tony Natale

Managing Partner

Eric Sillman

General Partner

Paul E. Tierney

Managing Partner

57 past transactions

Shoulder Innovations

Series E in 2025
Shoulder Innovations designs and manufactures medical devices for shoulder replacement surgery, focusing on inset glenoid fixation technology to provide a stable glenoid platform and reliable fixation. Its product portfolio includes InSet Total Shoulder Arthroplasty, InSet Reverse Shoulder Arthroplasty, ProVoyance Shoulder Planning Software, and InSet Tray System, along with associated instrumentation. The company distributes its products through partners in the United States and aims to reduce operative time and overall healthcare costs while improving post-surgical implant stability. Founded in 2009, the company is based in Holland, Michigan.

ShiraTronics

Series B in 2024
ShiraTronics develops neuromodulation therapies to treat chronic migraine by delivering continuous stimulation to targeted nerves to relieve, interrupt, and prevent migraine episodes. Founded in 2018 and based in Ireland, the company maintains an additional location in Minneapolis, Minnesota, and pursues innovative neuromodulation technology to address unmet neurological needs and improve patient outcomes.

XII Medical

Series B in 2024
XII Medical is a medical device developer focused on addressing obstructive sleep apnea through innovative technology. The company specializes in creating a minimally invasive outpatient solution that utilizes an implantable neurostimulation device. This device functions by preventing the muscles in the throat from relaxing during sleep, thereby avoiding airway blockage. By enhancing oropharyngeal airflow, XII Medical aims to provide patients with a proactive approach to managing their sleep apnea, improving their overall quality of life.

Miach Orthopaedics

Series B in 2024
Miach Orthopaedics is a medical device company based in Westborough, Massachusetts, specializing in the development of bio-engineered surgical implants aimed at promoting new tissue growth and aiding in connective tissue repair. Founded in 2016, the company focuses on its innovative Bridge-Enhanced ACL Repair technology, which serves as an alternative to traditional anterior cruciate ligament (ACL) reconstruction. This technology provides surgeons with a method to restore the normal anatomy and function of the knee for patients who have experienced ACL injuries, offering a promising option for recovery and rehabilitation.

Nalu Medical

Series E in 2024
Nalu Medical is an early-stage company based in Carlsbad, California, focused on developing innovative medical devices to enhance the treatment of chronic pain. Founded in 2014, the company has created a battery-free, micro-implantable pulse generator that is cleared by the FDA for both Spinal Cord Stimulation (SCS) and Peripheral Nerve Stimulation (PNS). Nalu Medical's neurostimulation devices leverage neuromodulation technology to offer a variety of therapeutic options aimed at alleviating chronic pain, thereby improving the quality of life for patients.

Cortica

Series D in 2023
Cortica Inc. is a company dedicated to providing neurological therapies for children facing autism and other neurodevelopmental challenges. Founded in 2014 and based in San Diego, California, Cortica offers tailored treatment programs that are informed by a comprehensive understanding of each child's neurobiology and developmental profile. The company operates multiple centers across California, including locations in Carlsbad, Irvine, San Rafael, Torrance, and Westlake Village. Cortica's services encompass a wide range of assessments and therapies, including diagnoses for autism, ADHD, and developmental delays. Treatment options available include gene sequencing, metabolic testing, electroencephalography, nutrition evaluation, medication management, and various therapeutic interventions such as ABA therapy, parent coaching, speech-language therapy, occupational therapy, physical therapy, and music therapy. The company provides these services through in-home, in-clinic, and telehealth modalities.

Shoulder Innovations

Series D in 2023
Shoulder Innovations designs and manufactures medical devices for shoulder replacement surgery, focusing on inset glenoid fixation technology to provide a stable glenoid platform and reliable fixation. Its product portfolio includes InSet Total Shoulder Arthroplasty, InSet Reverse Shoulder Arthroplasty, ProVoyance Shoulder Planning Software, and InSet Tray System, along with associated instrumentation. The company distributes its products through partners in the United States and aims to reduce operative time and overall healthcare costs while improving post-surgical implant stability. Founded in 2009, the company is based in Holland, Michigan.

XII Medical

Series A in 2022
XII Medical is a medical device developer focused on addressing obstructive sleep apnea through innovative technology. The company specializes in creating a minimally invasive outpatient solution that utilizes an implantable neurostimulation device. This device functions by preventing the muscles in the throat from relaxing during sleep, thereby avoiding airway blockage. By enhancing oropharyngeal airflow, XII Medical aims to provide patients with a proactive approach to managing their sleep apnea, improving their overall quality of life.

Nalu Medical

Venture Round in 2022
Nalu Medical is an early-stage company based in Carlsbad, California, focused on developing innovative medical devices to enhance the treatment of chronic pain. Founded in 2014, the company has created a battery-free, micro-implantable pulse generator that is cleared by the FDA for both Spinal Cord Stimulation (SCS) and Peripheral Nerve Stimulation (PNS). Nalu Medical's neurostimulation devices leverage neuromodulation technology to offer a variety of therapeutic options aimed at alleviating chronic pain, thereby improving the quality of life for patients.

V-Wave

Series C in 2021
V-Wave Ltd. is a medical technology company specializing in the development of percutaneous implantable therapeutic devices for patients with chronic heart failure. Established in 2009 and headquartered in Caesarea, Israel, with additional offices in the United States, V-Wave aims to address the needs of patients who continue to experience severe symptoms or require hospitalization despite optimal medical treatment. The company's flagship product is the V-Wave Shunt, a biocompatible, inter-atrial unidirectional implant designed to alleviate symptoms related to chronic heart failure by regulating Left Atrial Pressure. This innovative device seeks to improve patients' quality of life by reducing hospitalizations, enhancing exercise capacity, and ultimately providing symptomatic relief. V-Wave's team comprises experienced engineers and medical scientists dedicated to advancing the field of cardiovascular devices.

PetDx

Series B in 2021
PetDx is a San Diego-based molecular diagnostics company that specializes in the early detection of cancer in pets through innovative liquid biopsy technology. The company's main product, OncoK9, is a first-in-class multi-cancer early detection test that allows veterinarians to identify cancer in dogs using a simple blood draw. By utilizing advanced genomic analysis, including next-generation sequencing and proprietary bioinformatics algorithms, PetDx empowers veterinarians to enhance the care they provide to canine patients. The company's focus on non-invasive testing and customized assays positions it at the forefront of veterinary oncology, aiming to revolutionize how cancer is detected, characterized, and managed in pets.

Cortica

Series C in 2021
Cortica Inc. is a company dedicated to providing neurological therapies for children facing autism and other neurodevelopmental challenges. Founded in 2014 and based in San Diego, California, Cortica offers tailored treatment programs that are informed by a comprehensive understanding of each child's neurobiology and developmental profile. The company operates multiple centers across California, including locations in Carlsbad, Irvine, San Rafael, Torrance, and Westlake Village. Cortica's services encompass a wide range of assessments and therapies, including diagnoses for autism, ADHD, and developmental delays. Treatment options available include gene sequencing, metabolic testing, electroencephalography, nutrition evaluation, medication management, and various therapeutic interventions such as ABA therapy, parent coaching, speech-language therapy, occupational therapy, physical therapy, and music therapy. The company provides these services through in-home, in-clinic, and telehealth modalities.

Neuros Medical

Series B in 2021
Neuros Medical, Inc. is a neuromodulation company dedicated to developing innovative therapies to address unmet medical needs for patients globally. Founded in 2008 and headquartered in Willoughby Hills, Ohio, the company specializes in its proprietary platform technology known as Electrical Nerve Block. This technology is designed to eliminate chronic pain across various conditions, including neuroma/residual limb pain, chronic post-surgical pain, and chronic migraine. The Neuros Altius System, one of its key products, includes an implantable generator with an integrated rechargeable battery, a cuff electrode, and external devices, further demonstrating the company's commitment to advancing pain management solutions.

Cardiac Dimensions

Series C in 2020
Cardiac Dimensions, Inc. is a medical device company focused on developing innovative minimally invasive treatments for heart failure and associated cardiovascular issues. Founded in 2000 and headquartered in Kirkland, Washington, with additional operations in Sydney, Australia, and Offenbach, Germany, the company is known for its Carillon Mitral Contour System. This permanent implant is designed specifically for the treatment of functional mitral regurgitation, utilizing a catheter-based approach to reshape the mitral valve and effectively reduce regurgitation. By providing a non-surgical option for patients, Cardiac Dimensions aims to improve outcomes for those suffering from heart-related conditions.

V-Wave

Series C in 2020
V-Wave Ltd. is a medical technology company specializing in the development of percutaneous implantable therapeutic devices for patients with chronic heart failure. Established in 2009 and headquartered in Caesarea, Israel, with additional offices in the United States, V-Wave aims to address the needs of patients who continue to experience severe symptoms or require hospitalization despite optimal medical treatment. The company's flagship product is the V-Wave Shunt, a biocompatible, inter-atrial unidirectional implant designed to alleviate symptoms related to chronic heart failure by regulating Left Atrial Pressure. This innovative device seeks to improve patients' quality of life by reducing hospitalizations, enhancing exercise capacity, and ultimately providing symptomatic relief. V-Wave's team comprises experienced engineers and medical scientists dedicated to advancing the field of cardiovascular devices.

Cortica

Venture Round in 2020
Cortica Inc. is a company dedicated to providing neurological therapies for children facing autism and other neurodevelopmental challenges. Founded in 2014 and based in San Diego, California, Cortica offers tailored treatment programs that are informed by a comprehensive understanding of each child's neurobiology and developmental profile. The company operates multiple centers across California, including locations in Carlsbad, Irvine, San Rafael, Torrance, and Westlake Village. Cortica's services encompass a wide range of assessments and therapies, including diagnoses for autism, ADHD, and developmental delays. Treatment options available include gene sequencing, metabolic testing, electroencephalography, nutrition evaluation, medication management, and various therapeutic interventions such as ABA therapy, parent coaching, speech-language therapy, occupational therapy, physical therapy, and music therapy. The company provides these services through in-home, in-clinic, and telehealth modalities.

Tarsus Pharmaceuticals

Series B in 2020
Tarsus Pharmaceuticals is a biopharmaceutical company focused on developing and commercializing therapies for ophthalmic conditions, with a pipeline that includes first-in-class candidates aimed at Demodex blepharitis and other eye diseases. Its lead program, TP-03, targets blepharitis caused by Demodex mites and is advancing through Phase IIb/III trials, alongside efforts to address meibomian gland disease. The company is also developing TP-04 for rosacea and TP-05 for Lyme prophylaxis and community malaria reduction, indicating a broader dermatology and infectious-disease focus. Tarsus pursues development across opportunities with unmet medical need, aiming to bring novel therapeutics to patients with limited treatment options. The company was founded in 2016 and is headquartered in Irvine, California.

ShiraTronics

Series A in 2019
ShiraTronics develops neuromodulation therapies to treat chronic migraine by delivering continuous stimulation to targeted nerves to relieve, interrupt, and prevent migraine episodes. Founded in 2018 and based in Ireland, the company maintains an additional location in Minneapolis, Minnesota, and pursues innovative neuromodulation technology to address unmet neurological needs and improve patient outcomes.

Verix Health

Series A in 2019
Verix Health is a medical device company focused on creating a range of actively steerable surgical instruments designed for minimally invasive diagnosis and treatment of challenging lesions in hard-to-reach areas of the human body. Founded by Professor Mark Yim, PhD, in collaboration with PCI Ventures at the University of Pennsylvania, the company is incubated at the Pennovation Center in Philadelphia. Verix Health's innovative devices aim to enhance access and control during surgical procedures, allowing for precise targeting of tumors that are difficult to reach, thereby facilitating minimally invasive treatment options for patients with unfavorable tumor locations.

Bardy Diagnostics

Series B in 2019
Founded in 2013, Bardy Diagnostics specializes in developing advanced cardiac monitoring devices. Its flagship product is the Carnation Ambulatory Monitor (CAM), a discreet and comfortable patch monitor designed to capture clear P-wave signals for accurate arrhythmia detection. The company also offers BDxCONNECT, a patient management system that aids clinical decision-making by providing easy access to CAM reports.

Cortica

Venture Round in 2018
Cortica Inc. is a company dedicated to providing neurological therapies for children facing autism and other neurodevelopmental challenges. Founded in 2014 and based in San Diego, California, Cortica offers tailored treatment programs that are informed by a comprehensive understanding of each child's neurobiology and developmental profile. The company operates multiple centers across California, including locations in Carlsbad, Irvine, San Rafael, Torrance, and Westlake Village. Cortica's services encompass a wide range of assessments and therapies, including diagnoses for autism, ADHD, and developmental delays. Treatment options available include gene sequencing, metabolic testing, electroencephalography, nutrition evaluation, medication management, and various therapeutic interventions such as ABA therapy, parent coaching, speech-language therapy, occupational therapy, physical therapy, and music therapy. The company provides these services through in-home, in-clinic, and telehealth modalities.

Endotronix

Series D in 2018
Endotronix develops and manufactures implantable wireless pulmonary artery pressure sensors for early detection of worsening heart failure. The company's platform includes a cloud-based disease management data system, enabling remote patient monitoring.

Cardiac Dimensions

Series B in 2018
Cardiac Dimensions, Inc. is a medical device company focused on developing innovative minimally invasive treatments for heart failure and associated cardiovascular issues. Founded in 2000 and headquartered in Kirkland, Washington, with additional operations in Sydney, Australia, and Offenbach, Germany, the company is known for its Carillon Mitral Contour System. This permanent implant is designed specifically for the treatment of functional mitral regurgitation, utilizing a catheter-based approach to reshape the mitral valve and effectively reduce regurgitation. By providing a non-surgical option for patients, Cardiac Dimensions aims to improve outcomes for those suffering from heart-related conditions.

Channel Medsystems

Series C in 2017
Channel Medsystems, Inc. is a medical device company specializing in women’s healthcare technologies, particularly for endometrial ablation. Founded in 2009 and based in Emeryville, California, the company has developed an innovative cryothermic technology and a streamlined delivery system tailored for female patients and healthcare providers. Their devices integrate cryothermic energy into a self-contained, handheld unit, which eliminates the need for separate control units or additional capital equipment. Channel Medsystems aims to empower women to take control of their health journeys through its advanced cryotherapy solutions.

Neuros Medical

Series A in 2017
Neuros Medical, Inc. is a neuromodulation company dedicated to developing innovative therapies to address unmet medical needs for patients globally. Founded in 2008 and headquartered in Willoughby Hills, Ohio, the company specializes in its proprietary platform technology known as Electrical Nerve Block. This technology is designed to eliminate chronic pain across various conditions, including neuroma/residual limb pain, chronic post-surgical pain, and chronic migraine. The Neuros Altius System, one of its key products, includes an implantable generator with an integrated rechargeable battery, a cuff electrode, and external devices, further demonstrating the company's commitment to advancing pain management solutions.

Trevi Therapeutics

Series C in 2017
Trevi Therapeutics, Inc. is a clinical-stage biopharmaceutical company based in New Haven, Connecticut, established in 2011. The company specializes in the development and commercialization of Haduvio, an oral extended-release formulation of nalbuphine. Haduvio is currently undergoing a Phase IIb/III clinical trial, known as the PRISM trial, aimed at treating chronic pruritus associated with prurigo nodularis. Additionally, Trevi is exploring the use of nalbuphine ER for other serious neurologically mediated conditions, including chronic cough in patients with idiopathic pulmonary fibrosis and levodopa-induced dyskinesia in individuals with Parkinson’s disease. The treatment targets conditions that share a common pathophysiology mediated through opioid receptors in the central and peripheral nervous systems.

Endotronix

Series C in 2016
Endotronix develops and manufactures implantable wireless pulmonary artery pressure sensors for early detection of worsening heart failure. The company's platform includes a cloud-based disease management data system, enabling remote patient monitoring.

Spirox

Series C in 2016
Spirox, Inc. is a medical device company based in Menlo Park, California, that specializes in improving the quality of life for patients experiencing nasal obstruction due to nasal valve collapse (NVC). Founded in 2011 and formerly known as Nasoform LLC, Spirox has developed the LATERA absorbable nasal implant, which offers a minimally invasive solution for treating one of the most prevalent yet often overlooked causes of nasal obstruction. The LATERA implant is designed to address weakened lateral wall cartilage, providing ENT specialists and facial plastic surgeons with an effective option to alleviate nasal airway obstruction. As of 2017, Spirox operates as a subsidiary of Entellus Medical, Inc.

Channel Medsystems

Series C in 2015
Channel Medsystems, Inc. is a medical device company specializing in women’s healthcare technologies, particularly for endometrial ablation. Founded in 2009 and based in Emeryville, California, the company has developed an innovative cryothermic technology and a streamlined delivery system tailored for female patients and healthcare providers. Their devices integrate cryothermic energy into a self-contained, handheld unit, which eliminates the need for separate control units or additional capital equipment. Channel Medsystems aims to empower women to take control of their health journeys through its advanced cryotherapy solutions.

Aclaris Therapeutics

Series C in 2015
Aclaris Therapeutics is a United States-based clinical-stage biopharmaceutical company focused on developing novel therapies for immuno-inflammatory diseases and dermatology, aiming to address unmet medical and aesthetic needs where treatment options are limited. The company operates two segments, therapeutics and contract research, with the therapeutics business pursuing innovative treatments for immuno-inflammatory conditions while the contract research segment provides laboratory services. Its pipeline includes Zunsemetinib, an oral MK2 inhibitor, and ATI-2138, among other drug candidates.

Spirox

Series B in 2015
Spirox, Inc. is a medical device company based in Menlo Park, California, that specializes in improving the quality of life for patients experiencing nasal obstruction due to nasal valve collapse (NVC). Founded in 2011 and formerly known as Nasoform LLC, Spirox has developed the LATERA absorbable nasal implant, which offers a minimally invasive solution for treating one of the most prevalent yet often overlooked causes of nasal obstruction. The LATERA implant is designed to address weakened lateral wall cartilage, providing ENT specialists and facial plastic surgeons with an effective option to alleviate nasal airway obstruction. As of 2017, Spirox operates as a subsidiary of Entellus Medical, Inc.

Cardiac Dimensions

Series A in 2015
Cardiac Dimensions, Inc. is a medical device company focused on developing innovative minimally invasive treatments for heart failure and associated cardiovascular issues. Founded in 2000 and headquartered in Kirkland, Washington, with additional operations in Sydney, Australia, and Offenbach, Germany, the company is known for its Carillon Mitral Contour System. This permanent implant is designed specifically for the treatment of functional mitral regurgitation, utilizing a catheter-based approach to reshape the mitral valve and effectively reduce regurgitation. By providing a non-surgical option for patients, Cardiac Dimensions aims to improve outcomes for those suffering from heart-related conditions.

Collegium Pharmaceutical

Venture Round in 2015
Collegium Pharmaceutical is a specialty pharmaceutical company focused on developing proprietary, late-stage products that address non-medical use and abuse of prescription drugs through tamper-resistant formulations and extended-release delivery using its patent-protected DETERx platform. The company markets Xtampza ER, an abuse-deterrent extended-release oxycodone, and Nucynta products, including extended-release and immediate-release formulations of tapentadol for long- and short-term pain management. Its portfolio also includes Jornay as part of its product lineup, reflecting a strategy to expand applications of the DETERx technology. Headquartered in Stoughton, Massachusetts.

Lyric Pharmaceuticals

Series A in 2015
Lyric Pharmaceuticals Inc. is a clinical-stage pharmaceutical company based in South San Francisco, California, focused on developing innovative therapeutics for critically ill and hospitalized patients. Founded in 2013, the company specializes in gastrointestinal therapeutics, addressing unmet medical needs within the hospital environment. Its primary product, ulimorelin, acts as a macrocyclic agonist of the hormone ghrelin and is being developed as LP101 to treat enteral feeding intolerance and other disorders affecting patients in intensive care units. Through its research and development efforts, Lyric Pharmaceuticals aims to improve patient care and outcomes in critical care settings.

Inspire Medical Systems

Series E in 2014
Inspire Medical Systems, Inc. is a medical technology company dedicated to developing and commercializing minimally invasive solutions for patients suffering from obstructive sleep apnea (OSA). Founded in 2007 and headquartered in Golden Valley, Minnesota, the company specializes in innovative implantable neurostimulation technologies. Its primary product, the Inspire system, utilizes a proprietary Upper Airway Stimulation (UAS) therapy that provides a safe and effective treatment for moderate to severe OSA. This technology leverages established principles from cardiac pacing and neurostimulation to deliver mild hypoglossal nerve stimulation, which helps maintain an open airway by continuously monitoring the patient's breathing. Inspire Medical Systems operates primarily in the United States and Europe, generating most of its revenue from the U.S. market.

Axonics Modulation Technologies

Series A in 2014
Axonics Modulation Technologies, Inc. is a medical technology company focused on the development and commercialization of sacral neuromodulation (SNM) systems, catering to both domestic and international markets. The company’s SNM systems are designed to address conditions such as overactive bladder, urinary urge incontinence, urinary urgency frequency, fecal incontinence, and non-obstructive urinary retention. Its innovative rechargeable SNM System delivers mild electrical pulses to the sacral nerve, aiming to restore normal communication between the brain and the bladder and bowel to alleviate associated symptoms. Originally incorporated as American Restorative Medicine, Inc. in 2012, the company rebranded as Axonics Modulation Technologies, Inc. in August 2013 and is headquartered in Irvine, California.

Xlumena

Series C in 2013
Xlumena, Inc. is a medical technology company specializing in the development of image-guided therapeutic endoscopy products. Founded in 2008 and located in Mountain View, California, the company focuses on creating innovative solutions for gastrointestinal and biliary conditions. Its product offerings include the AXIOS Stent and Delivery System, which is designed for treating pancreatic pseudocysts, and the NAVIX Access Device, also targeting this condition. Additionally, Xlumena develops a self-expanding anchor stent for bile duct stenting, an integrated system for reliable pseudocyst drainage, and a solution for hiatal hernia repair performed through the gastrointestinal lumen. In 2015, Xlumena became a subsidiary of Boston Scientific Corporation, further enhancing its capabilities in the medical device field.

Otonomy

Series C in 2013
Otonomy, Inc. is a biopharmaceutical company based in San Diego, California, specializing in the development and commercialization of therapeutics for ear-related diseases and disorders. The company offers OTIPRIO, a ciprofloxacin otic suspension designed for use during tympanostomy tube placement surgery in pediatric patients. Otonomy is advancing several product candidates, including OTIVIDEX, a sustained-exposure formulation of dexamethasone for treating Ménière’s disease; OTO-313, aimed at treating tinnitus; and OTO-413, which targets cochlear synaptopathy and speech-in-noise hearing difficulties. Additionally, the company is developing OTO-510, an otoprotectant intended to prevent cisplatin-induced hearing loss, and OTO-6XX, which aims to induce hair cell regeneration for severe hearing loss. Otonomy leverages a proprietary formulation platform that allows for sustained drug exposure from a single administration, positioning itself as a leader in localized drug delivery for otic disorders. Founded in 2008, Otonomy focuses its operations primarily in the United States.

Channel Medsystems

Series B in 2013
Channel Medsystems, Inc. is a medical device company specializing in women’s healthcare technologies, particularly for endometrial ablation. Founded in 2009 and based in Emeryville, California, the company has developed an innovative cryothermic technology and a streamlined delivery system tailored for female patients and healthcare providers. Their devices integrate cryothermic energy into a self-contained, handheld unit, which eliminates the need for separate control units or additional capital equipment. Channel Medsystems aims to empower women to take control of their health journeys through its advanced cryotherapy solutions.

Avedro

Series D in 2013
Avedro, Inc. is a commercial-stage ophthalmic pharmaceutical and medical device company headquartered in Waltham, Massachusetts. The company specializes in developing and commercializing innovative products for treating corneal disorders, primarily focusing on corneal ectatic conditions and refractive issues. Avedro's proprietary Corneal Remodeling Platform includes the KXL and Mosaic systems, which utilize ultraviolet A (UVA) light in conjunction with riboflavin drug formulations for corneal cross-linking. This technology is aimed at strengthening and reshaping the cornea through minimally invasive and non-invasive outpatient procedures. Avedro has also introduced the Keraflex refractive correction procedure, a non-invasive technique for flattening the cornea without tissue removal. While Avedro primarily serves ophthalmologists, hospitals, and ambulatory surgery centers in the United States, it also markets its products internationally through medical device distributors. The company, originally named ThermalVision, Inc., was incorporated in 2002 and rebranded as Avedro in 2005. As of November 2019, Avedro operates as a subsidiary of Glaukos Corporation.

Ceptaris Therapeutics

Series D in 2012
Ceptaris Therapeutics, Inc. is a privately held specialty pharmaceutical company focused on developing innovative treatments for rare cancers. The company is working on a proprietary gel formulation of mechlorethamine hydrochloride aimed at treating early-stage (stages I-IIA) mycosis fungoides, a type of Cutaneous T-Cell Lymphoma (CTCL). If successful, this investigational drug would be the first topical mechlorethamine product available to alleviate the signs and symptoms associated with this condition. In addition to its primary focus on CTCL, Ceptaris is also advancing YT-1006, an NMDA antagonist designed for treating neuropathic pain while mitigating side effects through a unique stereochemistry approach.

Ceptaris Therapeutics

Series D in 2011
Ceptaris Therapeutics, Inc. is a privately held specialty pharmaceutical company focused on developing innovative treatments for rare cancers. The company is working on a proprietary gel formulation of mechlorethamine hydrochloride aimed at treating early-stage (stages I-IIA) mycosis fungoides, a type of Cutaneous T-Cell Lymphoma (CTCL). If successful, this investigational drug would be the first topical mechlorethamine product available to alleviate the signs and symptoms associated with this condition. In addition to its primary focus on CTCL, Ceptaris is also advancing YT-1006, an NMDA antagonist designed for treating neuropathic pain while mitigating side effects through a unique stereochemistry approach.

Avedro

Series C in 2011
Avedro, Inc. is a commercial-stage ophthalmic pharmaceutical and medical device company headquartered in Waltham, Massachusetts. The company specializes in developing and commercializing innovative products for treating corneal disorders, primarily focusing on corneal ectatic conditions and refractive issues. Avedro's proprietary Corneal Remodeling Platform includes the KXL and Mosaic systems, which utilize ultraviolet A (UVA) light in conjunction with riboflavin drug formulations for corneal cross-linking. This technology is aimed at strengthening and reshaping the cornea through minimally invasive and non-invasive outpatient procedures. Avedro has also introduced the Keraflex refractive correction procedure, a non-invasive technique for flattening the cornea without tissue removal. While Avedro primarily serves ophthalmologists, hospitals, and ambulatory surgery centers in the United States, it also markets its products internationally through medical device distributors. The company, originally named ThermalVision, Inc., was incorporated in 2002 and rebranded as Avedro in 2005. As of November 2019, Avedro operates as a subsidiary of Glaukos Corporation.

Xlumena

Series B in 2011
Xlumena, Inc. is a medical technology company specializing in the development of image-guided therapeutic endoscopy products. Founded in 2008 and located in Mountain View, California, the company focuses on creating innovative solutions for gastrointestinal and biliary conditions. Its product offerings include the AXIOS Stent and Delivery System, which is designed for treating pancreatic pseudocysts, and the NAVIX Access Device, also targeting this condition. Additionally, Xlumena develops a self-expanding anchor stent for bile duct stenting, an integrated system for reliable pseudocyst drainage, and a solution for hiatal hernia repair performed through the gastrointestinal lumen. In 2015, Xlumena became a subsidiary of Boston Scientific Corporation, further enhancing its capabilities in the medical device field.

CardioMEMS

Venture Round in 2010
CardioMEMS is a medical device company specializing in wireless monitoring solutions for severe chronic cardiovascular conditions. Their proprietary technology involves miniature sensors implanted via minimally invasive procedures, transmitting vital data like cardiac output, blood pressure, and heart rate to enhance patient management, particularly for heart failure, hypertension, and aneurysms.

CardioMEMS

Series F in 2009
CardioMEMS is a medical device company specializing in wireless monitoring solutions for severe chronic cardiovascular conditions. Their proprietary technology involves miniature sensors implanted via minimally invasive procedures, transmitting vital data like cardiac output, blood pressure, and heart rate to enhance patient management, particularly for heart failure, hypertension, and aneurysms.

Interlace Medical

Series C in 2009
Interlace Medical, Inc. specializes in designing and developing medical devices tailored for interventional gynecologists. The company's primary focus is on creating innovative solutions for office-based procedures that address gynecological diseases and conditions that have historically necessitated surgical intervention in operating rooms. Among its notable products is the MyoSure hysteroscopic tissue removal system, which is specifically designed for the removal of submucosal fibroids and polyps. Through its advancements, Interlace Medical aims to enhance the efficiency and effectiveness of gynecological treatments, thereby improving patient outcomes.

TherOx

Venture Round in 2008
TherOx, Inc., established in 1994 and headquartered in Irvine, California, is a privately-held medical device company focused on improving heart attack treatment standards. It specializes in developing dissolved oxygen delivery systems, notably its SuperSaturated Oxygen Therapy (SSO2), which involves creating supersaturated oxygenated blood using the TherOx DownStream system for delivery to coronary arteries. This therapy has shown promise beyond initial heart attack treatment, with potential applications in stroke, oncology, and wound care. As of June 18, 2019, TherOx operates as a subsidiary of ZOLL Medical Corporation. The company holds 20 issued patents, with more pending, reflecting its extensive research and development efforts.

Mako Surgical

Series C in 2007
Mako Surgical is a medical device company based in Florida, specializing in advanced robotic arm solutions and orthopedic implants for minimally invasive procedures, particularly in knee and hip surgeries. The company’s flagship offering, MAKOplasty, is a restorative surgical solution designed to assist orthopedic surgeons in treating early to mid-stage osteoarthritic conditions in patients. Mako Surgical's robotic arm interactive orthopedic system (RIO) features a tactile robotic arm and an integrated bone cutting instrument, providing pre-operative and intra-operative guidance to enhance surgical precision. This technology facilitates tissue-sparing bone removal and accurate implant insertion and alignment, ultimately improving patient outcomes. Founded in 2004, Mako Surgical has gained recognition in the medical technology field, having been named the fastest growing technology company by Deloitte and receiving multiple awards for customer excellence and innovation.

Ception Therapeutics

Series C in 2007
Ception Therapeutics is a biopharmaceutical company dedicated to the discovery and development of innovative therapeutics aimed at addressing significant unmet medical needs. Founded by seasoned pharmaceutical executives, the company is engaged in the commercialization of novel drugs and therapies for challenging illnesses. Ception's portfolio includes Reslizumab, which targets eosinophilic inflammatory conditions, and a class of small molecule anti-TNF receptor agents designed for potential oral administration. In addition, the company is actively developing treatments for central nervous system disorders, pain, and cancer, featuring eight proprietary products in the United States and over 100 products available internationally. Ception's research efforts are focused on creating new compounds and exploring new indications for existing therapies, underscoring its commitment to advancing healthcare solutions.

Altea Therapeutics

Series C in 2005
Altea Therapeutics Corporation develops and commercializes transdermal drug delivery systems. It offers PassPort patch, a skin patch that uses short bursts of focused thermal energy to create tiny channels in the surface of the skin and these channels permit the flow of proteins, peptides, carbohydrates, and small molecules into the body without the use of needles. The company also provides Transdermal vaccine patch, a delivery system for water-soluble drugs and proteins; disease prevention products; insulin skin patch, a non-injectable daily insulin product; and opioid patches that provide delivery of opioids and incorporates the layers of deterrents. Altea Therapeutics Corporation was formerly known as Altea Development Corporation. The company was founded in 1998 and is based in Atlanta, Georgia. As of May 9, 2012, Altea Therapeutics Corporation operates as a subsidiary of Nitto Denko Corp.

Mako Surgical

Series B in 2005
Mako Surgical is a medical device company based in Florida, specializing in advanced robotic arm solutions and orthopedic implants for minimally invasive procedures, particularly in knee and hip surgeries. The company’s flagship offering, MAKOplasty, is a restorative surgical solution designed to assist orthopedic surgeons in treating early to mid-stage osteoarthritic conditions in patients. Mako Surgical's robotic arm interactive orthopedic system (RIO) features a tactile robotic arm and an integrated bone cutting instrument, providing pre-operative and intra-operative guidance to enhance surgical precision. This technology facilitates tissue-sparing bone removal and accurate implant insertion and alignment, ultimately improving patient outcomes. Founded in 2004, Mako Surgical has gained recognition in the medical technology field, having been named the fastest growing technology company by Deloitte and receiving multiple awards for customer excellence and innovation.

Altea Therapeutics

Series C in 2005
Altea Therapeutics Corporation develops and commercializes transdermal drug delivery systems. It offers PassPort patch, a skin patch that uses short bursts of focused thermal energy to create tiny channels in the surface of the skin and these channels permit the flow of proteins, peptides, carbohydrates, and small molecules into the body without the use of needles. The company also provides Transdermal vaccine patch, a delivery system for water-soluble drugs and proteins; disease prevention products; insulin skin patch, a non-injectable daily insulin product; and opioid patches that provide delivery of opioids and incorporates the layers of deterrents. Altea Therapeutics Corporation was formerly known as Altea Development Corporation. The company was founded in 1998 and is based in Atlanta, Georgia. As of May 9, 2012, Altea Therapeutics Corporation operates as a subsidiary of Nitto Denko Corp.

TherOx

Venture Round in 2005
TherOx, Inc., established in 1994 and headquartered in Irvine, California, is a privately-held medical device company focused on improving heart attack treatment standards. It specializes in developing dissolved oxygen delivery systems, notably its SuperSaturated Oxygen Therapy (SSO2), which involves creating supersaturated oxygenated blood using the TherOx DownStream system for delivery to coronary arteries. This therapy has shown promise beyond initial heart attack treatment, with potential applications in stroke, oncology, and wound care. As of June 18, 2019, TherOx operates as a subsidiary of ZOLL Medical Corporation. The company holds 20 issued patents, with more pending, reflecting its extensive research and development efforts.

Nina McLemore

Venture Round in 2004
Nina McLemore is a women's clothing retailer established in 2002, headquartered in New York City. It specializes in designing high-quality garments and accessories for professional and community-involved women, focusing on simple, elegant styles that cater to contemporary tastes. The company offers a range of products including jackets, skirts, pants, silk items, and handcrafted jewelry, primarily made from natural fibers sourced from European mills. Nina McLemore's collection is sold exclusively through select better specialty stores and private sales consultants, with prices ranging from $65 to $900, providing a better value compared to more expensive designer collections. The company operates stores in several locations across the United States, including New York, San Francisco, Seattle, Aspen, Cleveland, Nantucket, Chestertown, and Easton.

Redpoint Bio

Series A in 2003
Redpoint Bio is a developer of novel taste modulators aimed at enhancing flavor profiles in the food, beverage, and pharmaceutical industries. The company utilizes recent advancements in the molecular biology of taste to create compounds that can mitigate bitterness and amplify the sweetness of natural sugars. This innovation enables manufacturers to improve product palatability and potentially boost consumer acceptance. Currently, Redpoint Bio is focused on preserving the value of its License and Commercialization Agreement with International Flavors and Fragrances, Inc., a prominent player in the food and beverage sector. To streamline its operations, the company is actively working to reduce its liabilities and liquidate its remaining assets, as it is not engaging in any research and development activities due to limited resources.

Metra Biosystems

Venture Round in 1992
Metra Biosystems specializes in developing and marketing diagnostic tools to detect and manage metabolic bone and joint diseases.
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