# Three Arch Partners Portfolio Map 2026: 23 Startups by Sector > Three Arch Partners's portfolio mapped: 23 startups it has backed, in 3 sectors from Biotech, Healthtech and Medical Devices on. Source: https://millionrounds.com/portfolio-maps/three-arch-partners-portfolio-map (Millionrounds; every figure on the page links to its filing or article) ## Biotech 11 - [AcuFocus](https://millionrounds.com/company/acufocus) - [Neuronetics](https://millionrounds.com/company/neuronetics) - [*CP* Calistoga Pharmaceuticals](https://millionrounds.com/company/calistoga-pharmaceuticals) - [TriReme Medical](https://millionrounds.com/company/trireme-medical) - [*CM* Calibra Medical](https://millionrounds.com/company/calibra-medical) - [*AT* Arete Therapeutics](https://millionrounds.com/company/arete-therapeutics) - [*IS* iScience Surgical](https://millionrounds.com/company/iscience-surgical) - [LipoScience](https://millionrounds.com/company/liposcience) - [*OM* Opus Medical](https://millionrounds.com/company/opus-medical) - [*VB* Vitra Bioscience](https://millionrounds.com/company/vitra-bioscience) - [NeuroBionics](https://millionrounds.com/company/neurobionics) ## Healthtech 7 - [*E* Evalve](https://millionrounds.com/company/evalve) - [*VO* VisionCare Ophthalmic Technologies](https://millionrounds.com/company/visioncare-ophthalmic-technologies) - [*N* Novacept](https://millionrounds.com/company/novacept) - [Ascend Health](https://millionrounds.com/company/ascend-health) - [*AS* Arbor Surgical Technologies](https://millionrounds.com/company/arbor-surgical-technologies) - [Concuity](https://millionrounds.com/company/concuity) - [*TC* The Center from Health Promotion](https://millionrounds.com/company/the-center-from-health-promotion) ## Medical Devices 5 - [Spiration](https://millionrounds.com/company/spiration) - [Baxano](https://millionrounds.com/company/baxano) - [LipoSonix](https://millionrounds.com/company/liposonix) - [Access Closure](https://millionrounds.com/company/access-closure) - [Hemosphere](https://millionrounds.com/company/hemosphere) ## Segment by segment ### Biotech 11 startups · $584M raised - [**AcuFocus**](https://millionrounds.com/company/acufocus) Acufocus is a medical device company that develops and markets KAMRA inlay for the treatment of near vision loss. United States $170M - [**Neuronetics**](https://millionrounds.com/company/neuronetics) Neuronetics is a medical device company that develops non-invasive therapies for psychiatric and neurological disorders. United States $110M - [*CP* **Calistoga Pharmaceuticals**](https://millionrounds.com/company/calistoga-pharmaceuticals) Calistoga Pharmaceuticals develops therapeutic oral medicines for patients suffering from cancer and inflammatory diseases. United States $97M - [**TriReme Medical**](https://millionrounds.com/company/trireme-medical) TriReme Medical develops novel stent technologies for the treatment of coronary artery bifurcations. United States $58M - [*CM* **Calibra Medical**](https://millionrounds.com/company/calibra-medical) Calibra is a medical device company developing a wearable three-day insulin patch designed to treat diabetics. United States $55M - [*AT* **Arete Therapeutics**](https://millionrounds.com/company/arete-therapeutics) Arete Therapeutics is a pharmaceutical company that develops small molecule therapeutics for diabetes and cardiovascular disease. United States $35M - [*IS* **iScience Surgical**](https://millionrounds.com/company/iscience-surgical) Iscience Surgical develops and offers high resolution imaging systems and microsurgical instruments. United States $22M - [**LipoScience**](https://millionrounds.com/company/liposcience) LipoScience is pioneering a new field of personalized diagnostics based on nuclear magnetic resonance (NMR) technology. United States $15M ### Healthtech 7 startups · $263M raised - [*E* **Evalve**](https://millionrounds.com/company/evalve) Evalve engages in the design, development, manufacture, and marketing of devices that enable the repair of cardiac valves. United States $95M - [*VO* **VisionCare Ophthalmic Technologies**](https://millionrounds.com/company/visioncare-ophthalmic-technologies) VOT develops visual prosthetic devices to improve vision in patients with end-stage age-related macular degeneration. United States $69M - [*N* **Novacept**](https://millionrounds.com/company/novacept) Novacept design, develop, manufacture & market innovative therapeutic devices to improve quality of women healthcare cost-effective manner. United States $30M - [**Ascend Health**](https://millionrounds.com/company/ascend-health) Ascend Health provides occupational therapy, speech pathology, physiotherapy, and remote services. United States $20M - [*AS* **Arbor Surgical Technologies**](https://millionrounds.com/company/arbor-surgical-technologies) Arbor Surgical Technologies a cardiovascular medical device company focuses on heart valve replacement market. United States $20M - [**Concuity**](https://millionrounds.com/company/concuity) Concuity provides revenue cycle management software and services for contract profitability and compliance, denial management, and more. United States $19M - [*TC* **The Center from Health Promotion**](https://millionrounds.com/company/the-center-from-health-promotion) Delivers tobacco cessation and weight management services to customers nationwide. - $10M ### Medical Devices 5 startups · $193M raised - [**Spiration**](https://millionrounds.com/company/spiration) Spiration is a developer of therapeutic medical devices for the treatment of air leaks and lung diseases. United States $81M - [**Baxano**](https://millionrounds.com/company/baxano) Baxano is a medical device company dedicated to developing minimally invasive tools for spinal surgery. United States $51M - [**LipoSonix**](https://millionrounds.com/company/liposonix) LipoSonix, Inc. United States $38M - [**Access Closure**](https://millionrounds.com/company/access-closure) Access Closure is a medical device company providing access site management products for the vascular closure during diagnostic procedures. United States $14M - [**Hemosphere**](https://millionrounds.com/company/hemosphere) Hemosphere is a commercial medical device company specialized in vascular access for patients on dialysis. United States $9.3M **How this map is made.** Every startup here has raised money in a round we track that names Three Arch Partners as an investor, the first in 2002. Each sits under its main sector, read from its rounds, and each sector shows its best-funded first; sectors with fewer than three companies are left off. Rebuilt nightly; updated 15 November 2026. ## More portfolio maps [All portfolios](https://millionrounds.com/portfolio-maps) [Growth fund · United States **Citibank** 236 startups · 12 sectors · $106B](https://millionrounds.com/portfolio-maps/citi-portfolio-map)[Growth fund · United States **Bond** 72 startups · 12 sectors · $24B](https://millionrounds.com/portfolio-maps/bond-portfolio-map)[Growth fund · United States **RTW Investments LLC** 69 startups · 3 sectors · $14B](https://millionrounds.com/portfolio-maps/rtw-investments-lp-portfolio-map)[Growth fund · United States **S2G Investments** 66 startups · 8 sectors · $5.0B](https://millionrounds.com/portfolio-maps/s2g-investments-portfolio-map)[Growth fund · United States **Catalyst Fund** 41 startups · 7 sectors · $845M](https://millionrounds.com/portfolio-maps/catalyst-fund-2-portfolio-map)[Growth fund · United States **Alibaba** 26 startups · 4 sectors · $44B](https://millionrounds.com/portfolio-maps/alibaba-portfolio-map) ## Raising from investors like Three Arch Partners? 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