Joshua Posamentier

Joshua Posamentier

VC

Managing Partner & Co-Founder, Congruent Ventures

Deep tech climate investor with 50+ patents

San Francisco, CA, USA3 notable investments
SeedSeries A
ClimateDeep TechRoboticsInfrastructure

Background

Joshua Posamentier is Co-Founder and Managing Partner of Congruent Ventures, bringing extensive VC experience from Prelude Ventures and Intel Capital alongside operating backgrounds in wireless chip design. He previously served as CEO of Blipstream. Posamentier holds a physics degree from UC Berkeley, dual MBAs from Columbia Business School and Berkeley Haas, and has over 50 patents. He focuses on climate and sustainability innovations across mobility, energy transition, food, and sustainable production.

Investment Thesis

Invest at the intersection of deep tech and business model innovation to solve climate and sustainability challenges.

Investment Focus

Stages

SeedSeries A

Sectors

ClimateDeep TechRoboticsInfrastructure

Based in: San Francisco, CA, USA (North America)

Notable Investments

Last updated: Jun 11, 2026