Joshua Posamentier is Managing Partner and co-founder of Congruent Ventures, an early stage venture firm that backs companies in the sustainable technology ecosystem. Prior to co-founding Congruent Ventures, Mr.Posamentier was at Prelude Ventures where he helped build its current portfolio including Alveo Energy, Aquion Energy, Heliotrope Technologies, Pivot Bio, QuantumScape, Renew Financial, Ripple Foods, Sense, Solarbridge Technology (Acquired by SunPower), and Yerdle.
Before Prelude Mr. Posamentier was co-founder and CEO of Blipstream, a location services company acquired in 2008. He also built up National Semiconductor’s Battery Management, Electric Vehicle, and Smart Grid business units, contributing to the company’s alternative energy strategy. Texas Instruments acquired National in 2011.
Previously, Mr.Posamentier held various technical and marketing positions at Intel Corporation and Intel Capital. During his tenure at Intel, Joshua was responsible for strategy around the company’s first wireless chips, its first metro area network optical transponders, and several IoT related technologies.
Mr. Posamentier has over 50 patents issued or pending and holds a BA in physics from the University California at Berkeley and MBAs from the Columbia Business School and UC Berkeley’s Haas School of Business. He enjoys spending time away from the office with his family sailing, surfing, skiing, cooking, and cycling as much as he can. He is also an avid photographer with credited pictures in a wide range of publications.