/Investor DB

AN Venture Partners — Full Portfolio

12 tracked investments · listed companies and verified rows first

Pahrtxpahrtx.com✓ verified

PAhR Therapeutics is a clinical-stage biotech company developing novel mechanisms to treat pulmonary arterial hypertension (PAH).

BiotechHealthtech

Co-investorsRA CapitalUTEC

Arterialarterial.usinJul 2025 · $14M

Arterial equips existing municipal fleet vehicles with AI-enabled ARTIE units that inspect roads while driving normal routes, building a continuously updated GIS inventory of roadway assets, signage, and hazards.

AI & Machine LearningConstruction TechData & InfrastructureGovTechBoulder, US

Co-investorsTechstarsRA Capital

Capacity Biocapacitybio.cominDec 2022

Capacity Bio is a biotechnology company developing mitophagy modulators — small molecules, peptides, and nanoparticles that target mitochondrial biology to identify and clear dysfunctional mitochondria.

BiotechDeep TechLongevityPalo Alto, US

Amy Wang(PhD)inKenneth Horne(Executive Officer, Director)inDylan Morris(Director)inCristina Ghenoiu(Director)in

BoardTaro Inaba(Director)in

Co-investorsRemiges Ventures, Inc.Insight PartnersRA CapitalRDiscovery

City Therapeuticscitytx.comin𝕏Oct 2024

City Therapeutics develops RNAi-based medicines targeting rare, specialty, and prevalent diseases using engineered trigger molecules and precision delivery ligands.

BiotechMedical DevicesCambridge, US

Mark Keating, MD(Co-founder)Kotaro Nakanishi, PhD(Co-founder)Yukihide Tomari, PhD(Co-founder)Phillip Zamore, PhD(Co-founder)Andy Orth(Chief Executive Officer)in

Co-investorsARCH Venture PartnersSofinnova VenturesViking GlobalAltitude Ventures Management, LlcCasdin CapitalFidelity Investments+5 more

Crystalystxcrystalystx.comin𝕏

Crystalys Therapeutics is a clinical-stage biopharmaceutical company developing targeted therapies for gout, a chronic metabolic disease caused by elevated uric acid.

BiotechHealthtechMedical DevicesSan Diego, US

James Mackay(President & Chief Executive Officer)inNihar Bhakta(Chief Medical Officer)inAshwin Ram(Chief Operating Officer)inDeAnne Reid(Chief Administrative Officer)in

Co-investorsCatalys PacificNovo HoldingsFrazier Life SciencesLightstone VenturesLongwood Fund

Imbriaimbria.comin

Imbria Pharmaceuticals develops novel cardiovascular disease treatments that target cardiac energy metabolism, with a lead drug candidate, ninerafaxstat, in clinical trials for non-obstructive hypertrophic cardiomyopathy.

BiotechDigital Health

Alvin Shih(CEO)inAlbert M. Kim(Chief Medical Officer)in

Co-investorsCatalio Capital Management, LPRA CapitalSanofi VenturesSV Health InvestorsCatalio Capital Management

Thumbnail for Tortugas Neurosciencetortugasneuro.comin

Tortugas Neuro is a neuroscience drug development company focused on the neurology and neuropsychiatry space, working to advance clinical-stage therapies for brain health.

BiotechHealthtech

Co-investorsCure VenturesThe Column Group

Typewritertxtypewritertx.com

Typewriter Therapeutics develops mRNA-based gene therapies using a platform for targeted insertion of therapeutic genes, building on transposon research from the University of Tokyo.

BiotechDeep TechHealthtechTokyo, JP

Jun Zhou, PhD(Founder & Vice President, Discovery and Global Operations)Haruhiko Fujiwara, PhD(Founder & Advisor · Professor Emeritus, University of Tokyo)Tom Eickbush, PhD(Co-founder & Advisor · Professor Emeritus, University of Rochester)Kei Endo, PhD(Co-founder & Advisor · Associate Professor, University of Tokyo)Jim Collins, PhD(Co-founder & Advisor - Professor, MIT)Matthew Stanton, PhD(Chief Executive Officer)

Other

Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.

Crystalys TherapeuticsPAhR TherapeuticsTortugas NeuroscienceTypewriter Therapeutics

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.