Alec Halpern

Activ Surgical, Inc. provides healthcare services. The firm focuses on improving surgical efficiency, accuracy, patient outcomes and accessibility for both endoscopic and robotically-assisted procedures. The company was founded by Peter C. W. Kim in 2014 and is headquartered in Washington, DC.

Mootral SA develops feed supplements and carbon reduction solutions to reduce methane emissions. The company is headquartered in Rolle, Switzerland.

Ampaire, Inc. engages in providing technology services. The company was founded by Kevin Noertker, Cory Combs and Ryan Bilton in 2016 and is headquartered in Los Angeles, CA.

Quaise Energy, Inc. engages in the development and commercialization of novel millimeter wave drilling systems to harness geothermal energy. Its technology enables the clean energy transition by accessing the largest source of power-dense clean energy. The company was founded in 2018 and is headquartered in Cambridge, MA.

Orbit Fab, Inc. engages in space businesses communications and Earth observation and space tourism, manufacturing, and mining industries. Its products include Rapidly ATTACHABLE Fuel Transfer Interface, On Orbit Refueling and Docking, Rigid Tanker ISS prototype and FlexTank ISS prototype. The company was founded by Daniel Faber and Jeremy Schiel and is headquartered in San Francisco, CA.

Terracore Industries LLC provides renewable energy and environmental consultancy services. The company is based in Allen, TX. The company was founded by Rayyan Islam. Rayyan Islam has been the CEO since incorporation.

Circ LLC functions as an investment holding company. The company was founded by Iulian Bobe and is headquartered in Danville, VA.

Noya PBC is a company that aims to accelerate the world's transition to carbon negativity. Noya has developed a scalable and cost-effective direct air capture approach using abundant materials. The company works with industry-leading organizations like Shopify and Watershed who are committed to purchasing high-quality carbon removal credits. Noya is headquartered in San Francisco, CA, and is driven by a team dedicated to making cost-effective direct air capture a reality. The company was founded in 2020 by CEO and CTO Daniel Cavero with a goal to ensure a healthy planet for future generations. The company was founded by Josh Santos and Daniel Cavero, with Josh Santos serving as the CEO since incorporation.

Astranis Space Technologies Corp. engages in the provision of telecommunications satellites that enable people to have an access to the internet. The company was founded by John Gedmark and Ryan McLinko and is headquartered in San Francisco, CA.

EvolOH, Inc. produces green hydrogen gas. The American company was founded in 2019 by Taylor Huff and Jimmy Rojas. Taylor Huff has been the CEO since 2019.

Living Carbon PBC operates as a biotechnology company. It focuses on fighting climate change by genetically enhancing CO2 (carbon dioxide) capture and storage in trees. The company was founded by Maddie Hall and Patrick Mellor and is headquartered in San Francisco, CA.

Impossible Diamond, Inc., also known as Aether Diamonds, is a climate tech startup and certified B-corporation that redefines ethical and environmental standards for diamond production. The company is based in New York, NY, and has subsidiaries in the United States. The company uses a pioneering approach to craft diamonds using 100% atmospheric carbon sequestered from the atmosphere. Aether's mission is to build a luxury diamond company that leaves the planet more brilliant than they found it. The company offers sustainable diamond engagement rings, wedding bands, necklaces, earrings, bracelets, and more. Aether's signature collection features unique diamond cuts and designs that do good by people and the planet. The company was founded in 2020 by Ryan Shearman, who has been the CEO since then.

CarbonScape Ltd. develops proprietary, cutting-edge, energy-efficient technologies that transform biomass into carbon products. The company is based in Blenheim, New Zealand. The New Zealander company was founded in 2006 by Tim Langley, Chris Turney. Ivan Williams has been the CEO of the company since 2019.

Romulus Capital Management LLC (Romulus Capital Management) is a venture capital firm founded in 2008 by Anantshree Chaturvedi, Cankut Durgun, Neil Chheda, and Krishna Gupta. The firm is headquartered in Boston, Massachusetts.

Alumni Ventures Group LLC (Alumni Ventures) is an independent venture capital firm founded by Michael Collins in 2010. The firm is headquartered in Manchester, United Kingdom.

Wasabi Ventures Partners LLC (Wasabi Ventures Partners) is a venture capital firm founded in 2003 by TK Kuegler and Chris Yeh. The firm is headquartered in Palo Alto, California.

Cemvita Factory, Inc. manufactures solar cells that produces nutrients and life support resources. The company was founded by Moji Karimi and Moji Karimi and is headquartered in Huston, TX.

Infinium Holdings, Inc. specializes in the production of ultra-low carbon Electrofuels, which are a clean burning alternative to traditional petroleum-based fuels. The company is based in Sacramento, CA, and the CEO of the company is Robert Schuetzle. The technology has been in development for ten years and is designed to reduce harmful carbon dioxide emissions by upwards of 100% over petroleum fuels. The company produces sustainable aviation fuel (SAF) and diesel, both of which are clean burning synthetic fuel alternatives to fossil fuels. In addition, Infinium produces naphtha, a clean burning electrofuel feedstock used in the production of plastics and chemicals as an alternative to fossil fuel.

Addionics Ltd. provides scientific and technical consulting services. The firm replaces traditional batteries structure with its smart 3D solution. The company was founded by Moshiel Biton, Farid Tariq and Vladimir Yufit in 2017 and is headquartered in London, the United Kingdom.

Oklo, Inc. constructs reactor and distributes power. The company was founded by Jacob DeWitte and Caroline Cochran and is headquartered in Mountain View, CA.

8090 Partners LLC (8090 Partners) is a venture capital firm founded by Rayyan IsIam and Kerem Ozmen. The firm is headquartered in New York.

Emergence Industries (Emergence Industries) is a venture capital firm founded by Rayyan Islam and Sabeeha Islam. The firm is headquartered in New York.

Airocorp is an Indian artificial intelligence company. The private company was founded by Chiragh Dewan, Himanshu Vaishnav.

Stealth Startup Solutions LLC engages in provision of consulting services. The company is headquartered in San Francisco, CA.