Sector portfolio · VC firm · United States
Alta Partners' Biotech portfolio
Alta Partners has backed 24 Biotech startups in rounds we track, $1.6B between them, shown by the stage each has reached. The best-funded is Intarcia Therapeutics.
24startups backed
4stages
$1.6Braised between them
Series Bbiggest stage
Funding by segment
- Series B$311M8
- Series C and later$894M8
- Stage not reported$383M6
- Series A$35M2
Where they are based
- United States21$1.6B
- United Kingdom1$35M
- Netherlands1$11
United States
United Kingdom
NetherlandsFounded
20Earlier
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
4 without a founding year on record.
Total raised
- Under $1M2
- $1M to $10M1
- $10M to $50M10
- $50M to $250M10
- $250M to $1B1
- $1B and over0
Each dot is a startup: the year it was founded across, the total it has raised up (each line is ten times the one below). Pick a segment to pick it out.
19 of 24 startups shown; the rest have no founding year or amount on record.
- 1 to 2
- 3 to 7
- 8 to 24
- 25 to 99
- 100 and more
- United States21
- United Kingdom1
- Netherlands1
Startups by country, 3 countries in all.
Segment by segment
Series B
8 startups · $311M raised
SARcode BioscienceSARcode Bioscience develops an antigen for the treatment of unmet medical needs in ophthalmology, dermatology and inflammatory diseases.United States$98M
Lumena PharmaceuticalsLumena Pharmaceuticals develops oral therapeutics for rare liver diseases to improve liver function and relieve disease symptoms.United States$71M
PlexxikonPlexxikon is a engages in the discovery and development of small molecule pharmaceuticals to treat human disease.United States$46M
Arrow TherapeuticsArrow is a small pharmaceutical company strictly focussed on novel anti-infective discovery.United Kingdom$35M
RenovisRenovis,is a biopharmaceutical company developing drugs to treat neurological diseases and disorders.United States$34M- SSSierra SurgicalSieraa Surgical develops minimally-invasive surgical systems based on female sterilization technologies.United States$22M
- VBVitra BioscienceVitra Bioscience Inc., a Mountain View, Calif.-based developer of technologies for parallel drug discovery.United States$5.5M
PamGenePamGene is an European biotechnology company.Netherlands$11
Series C and later
8 startups · $894M raised
- EeGenesisUnited States$329M
aTyr PharmaaTyr Pharma (Nasdaq: LIFE) is a biotherapeutics company engaged in the discovery and development of innovative medicines based on United States$181M- CPCalistoga PharmaceuticalsCalistoga Pharmaceuticals develops therapeutic oral medicines for patients suffering from cancer and inflammatory diseases.United States$97M
- AAgensysAgensys offers products to treat various tumors as well as prostate, pancreatic and bladder cancers.United States$84M
CeregeneCeregene is a biotechnology company that treats neurodegenerative disorders using the delivery of nervous system growth factors.United States$72M
Pathwork DiagnosticsPathwork Diagnostics develops and delivers molecular diagnostic solutions for oncology.United States$64M- TTTorreyPines TherapeuticsTorreyPines Therapeutics engages in the discovery and development of small molecule compounds in the United States.-$35M
Prolacta BioscienceProlacta Bioscience Inc.United States$34M
Stage not reported
6 startups · $383M raised
- VVertiFlexUnited States$107M
- IDImmune DesignImmune Design develops vaccines and therapeutics for the prevention and treatment of infectious diseases.United States$99M
- NNeurogesXNeurogesX develops and commercializes therapies for chronic peripheral neuropathic pain.United States$92M
- STSonexa TherapeuticsUnited States$41M
- AAnesivaAnesiva is a late-stage biopharmaceutical company that seeks to be the leader in the development and commercialization of novel phUnited States$30M
- NPNeuroGenetic PharmaceuticalsNeurogenetic Pharmaceuticals is engaged in the R&D of therapeutics for neurodegenerative disorders such as Alzheimer’s disease.United States$14M
Series A
2 startups · $35M raised
- ATArete TherapeuticsArete Therapeutics is a pharmaceutical company that develops small molecule therapeutics for diabetes and cardiovascular disease.United States$35M
OPAL TherapeuticsLab-grown uterine models from real patient samples to de-risk drug discovery in endometriosis and fibroidsUnited States$275K
How this map is made. Every startup here works in Biotech and has raised money in a round we track that names Alta Partners as an investor. Each sits under the stage of its latest round. Rebuilt nightly; updated 15 November 2026.
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