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Addition Therapeutics, Inc.
Addition Therapeutics is a biotechnology research company based in South San Francisco, California. The firm is on a mission to fulfill the promise of genomic medicine for chronic and rare diseases, having emerged from stealth with significant funding.
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Addition Therapeutics, Inc. at a glance
Addition Therapeutics, Inc. is a biotech company headquartered in United States. Its most recent funding round raised $28M in December 2025. Xcout tracks 18 named people at Addition Therapeutics, Inc., including Ron Park (President & CEO). Xcout recorded 19 job postings from Addition Therapeutics, Inc. in the last 90 days.
Addition Therapeutics, Inc. leadership
- Ron ParkPresident & CEO
- Francine GregoireChief Scientific Officer
- Priya ParameswaranChief Business Officer
- Matthew R PattersonChairman
- Grady SnyderVP of Portfolio Planning and Corporate Operations
- Greg CostVP, Distinguished Scientific Fellow
12 more named people on record for Addition Therapeutics, Inc., with roles, board committees and tenure — see the full roster →
Addition Therapeutics, Inc. funding rounds
Every round on record:
| Date | Round | Amount | Investors |
|---|---|---|---|
| SEC Form D filing | $28M | — | |
| — | $100M | 6 named |
Who invested in each round, lead investors, valuations and the co-investor graph — open the full funding history →
Hiring at Addition Therapeutics, Inc.
Xcout recorded 19 job postings from Addition Therapeutics, Inc. in the last 90 days, from a hiring record Xcout has kept since August 2026.
The weekly hiring trend, the roles and locations behind it — see Addition Therapeutics, Inc.'s hiring signals →
Investors
Tech stack
Addition Therapeutics, Inc. competitors
A few of Addition Therapeutics, Inc.'s closest competitors — see the full list of competitors and alternatives →
Encoded Therapeutics is a biotechnology company headquartered in South San Francisco, California, dedicated to developing next-generation genetic medicines designed to address the root causes of genetic diseases.
Neuron23 is a biotechnology company founded in 2018 that focuses on developing precision therapeutics for genetic diseases. Headquartered in South San Francisco, California, the company relies on a team of scientific experts and entrepreneurs.
Gordian Biotechnology is a biotechnology research company headquartered in South San Francisco, California. The company focuses on curing age-related diseases through in vivo target discovery and functional genomics platforms.
BreezeBio is a biotechnology company headquartered in the South San Francisco area of California that develops precision genetic medicines.
SonoThera, Inc. is a biotechnology company headquartered in South San Francisco, California, focused on developing genetic medicines and advancing the field of gene therapy.
Variant Bio, Inc. is a biotechnology company that uses human genomic diversity and population genetics to discover therapeutic targets and develop medicines. It works with researchers, healthcare and biotechnology partners, and genetically diverse communities to study traits associated with health and disease.
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More on Addition Therapeutics, Inc. in Xcout Intel
- 18 named people with titles, LinkedIn and board committees
- 2 funding rounds with the investors in each, and who they co-invest with
- Weekly hiring history and the mix of roles behind it
- The full competitor set, tracking, exports and API access