Khosla Ventures
Khosla Ventures is a California-based venture capital firm founded in 2004 by Vinod Khosla. It provides capital and strategic guidance to startups across stages, focusing on technology-driven companies in areas such as artificial intelligence, climate and sustainability, enterprise software and services, fintech, digital health, medical technology and diagnostics, therapeutics, consumer products, and frontier technologies. The firm backs bold ventures with the potential to disrupt markets and improve lives, supporting companies from early to growth stages and working closely with entrepreneurs to apply science, technology and innovative business models. While primarily investing in North American technology companies, Khosla Ventures pursues opportunities globally and emphasizes experimentation and impact alongside financial returns. The firm also maintains related impact initiatives that support entrepreneurs addressing socio-economic challenges in emerging markets.
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Past deals in Mechanical Engineering
Mainspring
Series F in 2025
Mainspring Energy, Inc. is a technology company based in Menlo Park, California, that specializes in developing linear generator technology for low carbon, dispatchable energy solutions. Founded in 2010 by three Stanford engineers, the company focuses on creating advanced prototypes that convert fuel into electricity through a unique, low-temperature reaction of air and fuel. This innovative approach allows Mainspring to offer generators that provide affordable, reliable electricity while significantly reducing carbon emissions compared to traditional electric grids. The company's mission is to address climate change and enhance energy accessibility, contributing to the development of net-zero carbon energy systems for the future.
Mainspring
Series E in 2022
Mainspring Energy, Inc. is a technology company based in Menlo Park, California, that specializes in developing linear generator technology for low carbon, dispatchable energy solutions. Founded in 2010 by three Stanford engineers, the company focuses on creating advanced prototypes that convert fuel into electricity through a unique, low-temperature reaction of air and fuel. This innovative approach allows Mainspring to offer generators that provide affordable, reliable electricity while significantly reducing carbon emissions compared to traditional electric grids. The company's mission is to address climate change and enhance energy accessibility, contributing to the development of net-zero carbon energy systems for the future.
Mainspring
Series E in 2022
Mainspring Energy, Inc. is a technology company based in Menlo Park, California, that specializes in developing linear generator technology for low carbon, dispatchable energy solutions. Founded in 2010 by three Stanford engineers, the company focuses on creating advanced prototypes that convert fuel into electricity through a unique, low-temperature reaction of air and fuel. This innovative approach allows Mainspring to offer generators that provide affordable, reliable electricity while significantly reducing carbon emissions compared to traditional electric grids. The company's mission is to address climate change and enhance energy accessibility, contributing to the development of net-zero carbon energy systems for the future.
Mainspring
Series D in 2021
Mainspring Energy, Inc. is a technology company based in Menlo Park, California, that specializes in developing linear generator technology for low carbon, dispatchable energy solutions. Founded in 2010 by three Stanford engineers, the company focuses on creating advanced prototypes that convert fuel into electricity through a unique, low-temperature reaction of air and fuel. This innovative approach allows Mainspring to offer generators that provide affordable, reliable electricity while significantly reducing carbon emissions compared to traditional electric grids. The company's mission is to address climate change and enhance energy accessibility, contributing to the development of net-zero carbon energy systems for the future.
Mainspring
Series C in 2018
Mainspring Energy, Inc. is a technology company based in Menlo Park, California, that specializes in developing linear generator technology for low carbon, dispatchable energy solutions. Founded in 2010 by three Stanford engineers, the company focuses on creating advanced prototypes that convert fuel into electricity through a unique, low-temperature reaction of air and fuel. This innovative approach allows Mainspring to offer generators that provide affordable, reliable electricity while significantly reducing carbon emissions compared to traditional electric grids. The company's mission is to address climate change and enhance energy accessibility, contributing to the development of net-zero carbon energy systems for the future.
Creator
Venture Round in 2017
Creator Inc. is an innovative company based in San Francisco that specializes in designing and developing robotic systems for the food industry, specifically focused on hamburger production. Founded in 2009, Creator's technology automates the entire process of crafting gourmet burgers, from grinding fresh meat to slicing vegetables and assembling the final product, all without human intervention. The robots cater to various food establishments, including burger restaurants, convenience stores, food trucks, and vending applications, allowing them to serve high-quality food efficiently and at competitive prices. The team comprises experienced roboticists and culinary experts, including alumni from prestigious institutions and renowned restaurants, which enhances their ability to blend technology with gourmet food preparation. Creator aims to revolutionize the fast-food experience by offering customized, freshly made hamburgers that meet the demands of modern consumers.
Tula Technology
Venture Round in 2015
Founded in 2008, Tula Technology specializes in powertrain efficiency solutions. It develops Dynamic Skip Fire (DSF) cylinder deactivation systems, integrating digital signal processing with engine controls to create variable displacement engines. This enables automotive manufacturers to meet fuel efficiency and CO2 emission standards. Primarily serving the U.S., Europe, Asia, and other regions, Tula's technologies are used in over one million vehicles worldwide.
Tula Technology
Venture Round in 2013
Founded in 2008, Tula Technology specializes in powertrain efficiency solutions. It develops Dynamic Skip Fire (DSF) cylinder deactivation systems, integrating digital signal processing with engine controls to create variable displacement engines. This enables automotive manufacturers to meet fuel efficiency and CO2 emission standards. Primarily serving the U.S., Europe, Asia, and other regions, Tula's technologies are used in over one million vehicles worldwide.
Transonic Combustion
Series D in 2012
Transonic Combustion, founded in 2006 and headquartered in Camarillo, California, specializes in advanced fuel injection systems designed to enhance the efficiency of modern automotive engines. The company's TSCi™ fuel delivery technology is tailored for global automotive manufacturers, aiming to improve fuel efficiency and performance in various engine platforms. Transonic Combustion is backed by notable venture capital firms, including Venrock, Khosla Ventures, Rustic Canyon, and Saints Capital, indicating strong investor confidence in its innovative approach to fuel technology.
Tula Technology
Venture Round in 2012
Founded in 2008, Tula Technology specializes in powertrain efficiency solutions. It develops Dynamic Skip Fire (DSF) cylinder deactivation systems, integrating digital signal processing with engine controls to create variable displacement engines. This enables automotive manufacturers to meet fuel efficiency and CO2 emission standards. Primarily serving the U.S., Europe, Asia, and other regions, Tula's technologies are used in over one million vehicles worldwide.
Nordic Windpower
Series C in 2010
Nordic’s N1000, a simple, light-weight 1MW wind turbine is known for its unsurpassed ease of installation and maintenance, exceptional reliability, and low cost of energy generation.
Nordic Windpower is a technology developer and manufacturer of innovative, two-bladed wind turbines for the rapidly expanding global wind market.
Mainspring
Seed Round in 2010
Mainspring Energy, Inc. is a technology company based in Menlo Park, California, that specializes in developing linear generator technology for low carbon, dispatchable energy solutions. Founded in 2010 by three Stanford engineers, the company focuses on creating advanced prototypes that convert fuel into electricity through a unique, low-temperature reaction of air and fuel. This innovative approach allows Mainspring to offer generators that provide affordable, reliable electricity while significantly reducing carbon emissions compared to traditional electric grids. The company's mission is to address climate change and enhance energy accessibility, contributing to the development of net-zero carbon energy systems for the future.
Transonic Combustion
Series C in 2009
Transonic Combustion, founded in 2006 and headquartered in Camarillo, California, specializes in advanced fuel injection systems designed to enhance the efficiency of modern automotive engines. The company's TSCi™ fuel delivery technology is tailored for global automotive manufacturers, aiming to improve fuel efficiency and performance in various engine platforms. Transonic Combustion is backed by notable venture capital firms, including Venrock, Khosla Ventures, Rustic Canyon, and Saints Capital, indicating strong investor confidence in its innovative approach to fuel technology.
Tula Technology
Venture Round in 2008
Founded in 2008, Tula Technology specializes in powertrain efficiency solutions. It develops Dynamic Skip Fire (DSF) cylinder deactivation systems, integrating digital signal processing with engine controls to create variable displacement engines. This enables automotive manufacturers to meet fuel efficiency and CO2 emission standards. Primarily serving the U.S., Europe, Asia, and other regions, Tula's technologies are used in over one million vehicles worldwide.
Transonic Combustion
Series B in 2008
Transonic Combustion, founded in 2006 and headquartered in Camarillo, California, specializes in advanced fuel injection systems designed to enhance the efficiency of modern automotive engines. The company's TSCi™ fuel delivery technology is tailored for global automotive manufacturers, aiming to improve fuel efficiency and performance in various engine platforms. Transonic Combustion is backed by notable venture capital firms, including Venrock, Khosla Ventures, Rustic Canyon, and Saints Capital, indicating strong investor confidence in its innovative approach to fuel technology.
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