Jonathan Winer is the Co-Founder and Co-CEO of Sidewalk Infrastructure Partners (SIP). Backed by Alphabet, the Ontario Teachers’ Pension Plan, and StepStone Group, SIP is pioneering the future of infrastructure. SIP builds innovative tech-enabled infrastructure companies and projects that deliver positive social and environmental impact.Previously, Jonathan was the Head of Investments at Sidewalk Labs, Google's urban innovation unit, where he managed dedicated investment funds related to technology, real estate, and infrastructure.Over two decades in private equity, Jonathan has led investments of over $2.0B across sectors including technology, infrastructure, real estate, and media. He previously founded Nereus, a private equity fund that invests in alternative energy infrastructure in Asia. Prior to Nereus, Jonathan worked at the D. E. Shaw Group, where he built the private equity team across venture capital, growth equity, and structured finance. Jonathan started his career by founding startups in natural language processing and computational biochemistry.Jonathan graduated from Yale University with degrees in Philosophy and Computer Science and lives in Brooklyn, New York.