645 Ventures

645 Ventures, established in 2013, is a New York-based venture capital firm focusing on early-stage investments. It specializes in growth capital, seed, and Series A rounds, primarily investing in SaaS and infrastructure software, augmented and virtual reality, fintech, online marketplaces, DTC digitally-native brands, and marketplace technology companies. The firm partners with exceptional founders, aiming to help them scale their companies to the growth stage. Notable portfolio companies include Iterable, Goldbelly, Resident, Eden Health, and FiscalNote. 645 Ventures manages over $200 million in assets, backed by leading institutional investors, and has a portfolio of over 35 active companies across enterprise SaaS, infrastructure software, and consumer technology sectors.

Yasmeena Faycurry

Associate

Vardan Gattani

Principal

Matthew Hawes

Associate

William Hess

Vice President

Aaron Holiday

Co-Founder and Managing Partner

Pete Keenan

Vice President of Finance

Nnamdi Okike

Co-Founder and Managing Partner

Lexi Quirk

Associate

Jonathan Smith

Principal

Meredith Tibbals

Vice President

Mendy Yang

Vice President

Mendy Yang

Senior Associate

Past deals in Simulation

True Anomaly

Series C in 2025
True Anomaly is focused on enhancing space security and resilience by developing advanced technologies at the intersection of spacecraft, software, and autonomy. The company aims to create a secure and sustainable space environment for the United States and its allies by designing, building, and selling solutions that address the challenges of space security. Their fully integrated technology platform combines training and simulation tools, sophisticated spacecraft manufacturing capabilities, and autonomous systems. This approach seeks to revolutionize space security and stability while offering innovative mission and software solutions to the commercial space market.

True Anomaly

Series B in 2023
True Anomaly is focused on enhancing space security and resilience by developing advanced technologies at the intersection of spacecraft, software, and autonomy. The company aims to create a secure and sustainable space environment for the United States and its allies by designing, building, and selling solutions that address the challenges of space security. Their fully integrated technology platform combines training and simulation tools, sophisticated spacecraft manufacturing capabilities, and autonomous systems. This approach seeks to revolutionize space security and stability while offering innovative mission and software solutions to the commercial space market.
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