Fundraising Fox

Joshua Posamentier

Investor

Managing Partner at Congruent Ventures

San Francisco Bay Area

Writes $100K – $5M checks Β· typically $1M

About

Joshua Posamentier combines deep semiconductor and wireless-chip engineering, 50+ patents, a UC Berkeley physics degree and dual Columbia/Haas MBAs, focusing on engineering risk in climate hardware rather than subsidy-reliant models.

Invests in

Climate TechDeep TechEnergyHardwareMobility & TransportationSaaS

Experience

  1. Congruent VenturesCo-Founder and Managing Partnercurrent2016 β€” presentSan Francisco Bay Area
  2. Bright HarborInvestorcurrent2025 β€” present
  3. First StreetInvestorcurrent2024 β€” presentNew York, United States
  4. Bonsai RoboticsInvestorcurrent2023 β€” presentSan Jose, California, United States
  5. LydianBoard Directorcurrent2022 β€” presentBoston, Massachusetts, United States
  6. Muon SpaceBoard Directorcurrent2021 β€” presentMenlo Park, California, United States
  7. Applied CarbonBoard Directorcurrent2021 β€” present
  8. Planet FWDBoard Membercurrent2024 β€” present
  9. Pico MESBoard Membercurrent2020 β€” presentSan Francisco Bay Area
  10. AuX LabsBoard Membercurrent2024 β€” present
  11. Avalanche EnergyInvestorcurrent2021 β€” presentSeattle, Washington, United States
  12. Parallel SystemsBoard Membercurrent2020 β€” presentLos Angeles Metropolitan Area
  13. Rendered.AIInvestorcurrent2019 β€” presentGreater Seattle Area
  14. ClearPathAdvisorcurrent2026 β€” presentWashington, United States
  15. ActivateAdvisor and Leadership Councilcurrent2015 β€” presentBerkeley, CA
  16. polySpectraBoard Observercurrent2017 β€” presentBerkeley, CA
  17. Prime Impact FundInvestment Advisory Councilcurrent2018 β€” presentGreater Boston
  18. Energetic InsuranceBoard Membercurrent2017 β€” present
  19. Pivot BioInvestorcurrent2016 β€” present
  20. Sense Labs IncInvestorcurrent2015 β€” present

Education

  1. Columbia Business SchoolMBA, Finance2005 β€” 2007
  2. University of California, Berkeley, Haas School of BusinessMBA, Venture Finance2006 β€” 2007
  3. University of California, BerkeleyBA, Physics with Honors1995 β€” 1997
  4. Texas Academy of Mathematics and Science

Skills & more

Strategy DevelopmentStrategic Planning7Strategy81Leadership6Management6Business Creation2Semiconductors34Mobile1EntrepreneurCorporate Development5Product Development36Start-ups99
+12 moreProduct ManagementBusiness StrategyProduct MarketingWirelessEntrepreneurshipProduct StrategyCross-functional Team LeadershipVenture CapitalMergersMarketing StrategyNew Business DevelopmentSaaS

Languages C Β· English Β· MySQL Β· PHP Β· Python Β· x86 ASM

From Joshua's professional profile.

Same school

Shared employers

Deals Β· 3

Pico MESBoard seat

via Congruent Ventures Β· filed Jun 2023 Β· $11.4M raise

EmergyBoard seat

via Congruent Ventures Β· filed Aug 2022 Β· $175M raise

Energetic InsuranceBoard seat

via Congruent Ventures Β· filed Oct 2021 Β· $7M raise

Attribution from SEC filings, press coverage, and firm rosters.

Colleagues at Congruent Ventures

Network1

Investors connected to Joshua in public investor directories β€” a warm-intro map.