Mulberry Biotherapeutics
Wellesley, US · Founded 2020 · Delaware corporation
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Mulberry Biotherapeutics develops bacteria-mediated immunotherapies using genetically engineered, live-attenuated Salmonella Typhimurium injected directly into tumors to treat rare, slow-growing tumors. Its lead program, MUL001, targets Neurofibromatosis type 2-related schwannomatosis (NF2-SWN), with planned follow-on indications including NF1-associated nerve sheath tumors and meningiomas.
Founders & leadership
Mulberry Biotherapeutics was founded in 2020 by Gary Brenner and John Mekalanos.

Board
Reported raises · per SEC filings
Form D private placements$2.1M disclosed across 1 round · 2021
▶$2.1MraisedApr 2021 · 17 investors · BiotechnologyRule 506(b)
- Neil KirbyExecutive Officer
- Susan LuoExecutive Officer
- Philip R. ReillyDirector
- Offering amount
- $2.8M
- Amount sold
- $2.1M
- First sale
- Apr 2021
- Incorporated
- Corporation, Delaware, 2020
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Founder mafia
2 people who came through Mulberry Biotherapeutics went on to found or lead other companies.
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Frequently asked questions
- What does Mulberry Biotherapeutics do?
- Mulberry Biotherapeutics develops bacteria-mediated immunotherapies using genetically engineered, live-attenuated Salmonella Typhimurium injected directly into tumors to treat rare, slow-growing tumors. Its lead program, MUL001, targets Neurofibromatosis type 2-related schwannomatosis (NF2-SWN), with planned follow-on indications including NF1-associated nerve sheath tumors and meningiomas.
- Who founded Mulberry Biotherapeutics?
- Mulberry Biotherapeutics was founded by Gary Brenner, John Mekalanos in 2020.
- How much funding has Mulberry Biotherapeutics raised?
- Mulberry Biotherapeutics has disclosed $2.1M raised across 1 round.
- Where is Mulberry Biotherapeutics headquartered?
- Mulberry Biotherapeutics is headquartered in Wellesley, US.





