/Investor DB

Pivotal Life Sciences — 2025 Investments

3 investments dated 2025 · listed companies and verified rows first · show all

Plexiumplexium.cominSeries A · Jul 2025 · $35M

Plexium is a targeted protein degradation company developing small molecule therapeutics for treating diseases with high unmet medical needs using their proprietary DELTA Discovery platform.

AI & Machine LearningBiotechDeep TechSan Diego, US

Michael Martin, Ph.D.(Chief Executive Officer, President)Jorge F. DiMartinoinMichael Martin(President, Chief Executive Officer)inStephen Mullennix(Executive Officer)in

BoardSerge Messerlian(Director)inCariad Chester(Director)in

Board seatRob Hopfner· per SEC Form D

Co-investorsaMoonCRV (Charles River Ventures)DCVC (Data Collective)M VenturesNeotribe VenturesSoftBank Vision Fund+3 more

Addition Therapeuticsadditiontx.cominSeries A · Dec 2025 · $100M

Addition Therapeutics is a biotechnology company developing therapeutics, led by a scientific and clinical team.

BiotechHealthtechSouth San Francisco, US

Kathleen Collins(Director)inLawrence Kong(Executive Officer)inRon Park(President & CEO)inFrancine Gregoire(Chief Scientific Officer)inPriya Parameswaran(Chief Business Officer)in

BoardJayson Punwani(Director)in

Co-investorsBEVCSR One Capital ManagementAbingworth

Mosannamosanna.comSeries A · Jun 2025 · $80M

Mosanna is a pharmaceutical company developing a non-invasive nasal spray therapy for obstructive sleep apnea (OSA) that reactivates the body's natural airway reflex to keep the upper airway open during sleep.

BiotechDigital HealthHealthtechMedical Devices

Barbara(Regulatory Affairs & Quality Assurance leadership)Kevin(Pharmaceutical Development leadership)Pranav(Head of Finance & Operations)Ben(Executive / Board)

BoardDavid White(Sleep Medicine Advisor)

Co-investorsBroadview VenturesNorwest Venture PartnersSupermoon CapitalForbionHTGFInkef

Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.