The document lists various renewable energy and clean technology companies, projects, and areas of focus that Khosla Ventures has invested in, including: cellulosic ethanol, solar, natural gas, efficiency technologies, biofuels, water treatment, batteries, energy storage, wind, geothermal, and building materials. It also lists Khosla Ventures' technology portfolio which spans areas like data centers, communications, financial services, advertising, social media, gaming, semiconductors, software, mobile, and consumer/SMB software.

1. Cellulosic Ethanol Sugar Feedstocks Starch Feedstocks Tools Solar Natural Gas Mechanical Efficiency Electrical Efficiency Cellulosic Future Fuels Plastics Water Materials Sequestration Tools EPC Waste Water Water Desalination PVC Plasticizers Polyurethane Polyethylene Glass Cement Distributed Solar Utility Scale Solar Coal Efficiency Oil Homes Engines Appliances Pumps Lighting Batteries Motors Engineered Geothermal Wind Storage Synthetic Natural Gas Corn/ Sugar Fuels Wind Building Materials Geothermal Butanol Cellul. Diesel Cellul. Gasoline Cellul. Jet Fuel Khosla Ventures Renewable Portfolio

2. Mascoma Range Coskata Lanza Cilion Tools Solar Natural Gas Mechanical Efficiency Electrical Efficiency Cellulosic Future Fuels Plastics Water Materials Nanostellar Codon NanoH2O Draths Segetis Soladigm Calera Stion Ausra Infinia PVT Coal Efficiency Oil PAX Streamline EcoMotors Transonic Tula Hybradrive Seeo Kaai Soraa Lumenz Topanga GIV Gridshift AltaRock Great Point Energy Corn/ Sugar Fuels Wind Building Materials Geothermal Amyris LS9 Gevo KiOR Khosla Ventures Renewable Portfolio Sakti3 Firefly Ramu

3. Khosla Ventures Technology Portfolio DB4Objects eASIC MetaRam Verayo AppNexus Xsigo Spatial Photonics iSkoot RingCentral OnDeck Rearden MokaFive Xobni AdReady WideOrbit YuMe iLike Slide K2 Network Aliph | Jawbone Sand 9 Artimi Beceem Ikoa Passif Frengo Go2 Heysan PLATFORM DATA CENTER SYSTEM COMMUNICATIONS FINANCIAL SERVICES INFORMATION & PRODUCTIVITY ADVERTISING SOCIAL MEDIA GAMING DEVICES & COMPONENTS SEMICONDUCTORS CONTENT IT SOFTWARE & HARDWARE MOBILE DIGITAL MEDIA &ADVERTISING CONSUMER & SMB SOFTWARE & SERVICES Tapulous ZocDoc Flexilis Mobilcash