Investing Profile

Robert Nelsen

VCInvestorAngel

Co-founder and a Managing Director of ARCH Venture Partners

archventure.com/team/robert-t...New York, New York

Your Intro Paths to Robert Nelsen

Signal uses Gmail to reveal intro paths. Email content is never read.

Find Robert Nelsen on

Current Investing Position

ARCH Venture Partners Managing Director

Investment Range

$50K - $150.0M

Sweet Spot

$75.0M

Investments On Record

Current Fund Size

$635.8M

Robert Nelsen is on these Sector & Stage Rankings

BioTech (Seed)BioTech (Series A)Seattle / Portland AI (Seed)AI (Series A)New York City San Francisco Bay Area Midwest Angel, Scout, and Solo-Capitalists Wellness & Fitness (Series A)Wellness & Fitness (Seed)Therapeutics (Series A)Therapeutics (Seed)SaaS (Series A)Digital Health (Series A)Digital Health (Seed)SaaS (Seed)

Robert Nelsen's Investments On Record (54)

Company	StageDateRound Size	Total Raised
LifeMine Therapeutics	Series EAug 2026$190M Series CMar 2022$180M Series ASep 2017$70M	$480M
Co-investors: Krishna Yeshwant (GV (Google Ventures)), Jim Tananbaum (Foresite Capital Management)
Trase	SeedJun 2026$110M	$110M
City Therapeutics	Series BJun 2026$100M Series AOct 2024$140M	$240M
Co-investors: Ari Nowacek (ARCH Venture Partners)
Paradigm	Series BDec 2025$78M Series AJan 2023$200M	$320M
Co-investors: Hemant Taneja (General Catalyst), David Schenkein (GV (Google Ventures)), Niko Bonatsos (General Catalyst), Elena Viboch (General Catalyst), Max Rimpel (Index Ventures), Bilal Zuberi (Lux Capital), Stephen Knight (F-Prime Capital Partners), Brett Cook (F-Prime Capital Partners), Ramnik Arora (Original Capital), Eoghan McCabe (Spark-Local, Inc), Jay Markowitz (ARCH Venture Partners), Alaa Halawa (Vir Biotechnology, Inc.), Justin Kao (DFJ Growth), Jared Friedman (Y Combinator), Scott Belsky (A24), Balaji Srinivasan, Arash Ferdowsi, Karim Atiyeh
SciNeuro	Series UnknownDec 2025$53M Series ADec 2020$100M	$150M
Synchron	Series DNov 2025$200M Series CDec 2022$75M	$320M
Co-investors: Alex Morgan (Khosla Ventures), Christian Angermayer (Presight Capital), Thomas Reardon (WestView Capital Partners), Ari Nowacek (ARCH Venture Partners), Chris Sklarin (Castor Ventures)
Dispatch Bio	Series AJul 2025$220M	$220M
Co-investors: Steven Gillis (ARCH Venture Partners)
Be Biopharma	Series CJan 2025$92M Series UnknownOct 2024$82M Series BApr 2022$130M	$360M
Co-investors: Jason Rhodes (Atlas Venture), Steven Gillis (ARCH Venture Partners), Melissa McCracken (Nextech Invest)

Investors who invest with Robert Nelsen

Scouts & Angels Affiliated With Robert Nelsen