Sebastian Sajoux

Carbonbuilt, Inc. is a company based in the United States that provides technology to concrete manufacturers to produce ultra-low carbon concrete products with 70-100% less embodied carbon. The American company's technology replaces most of the expensive, high-carbon portland cement typically used during concrete manufacturing with a proprietary low-cost cement alternative made from widely-available low carbon materials. Carbonbuilt's technology can be cost-effectively installed at existing concrete manufacturing plants and delivers products that meet industry standards without increasing costs. The company was founded by Rahul Shendure and Gaurav Sant, with Rahul Shendure serving as CEO since incorporation.

Foundamental Management GmbH (Foundamental) is a venture capital firm, a subsidiary of HeidelbergCement International Holding GmbH, founded in 2018. The firm is headquartered in Berlin, Germany.

Concrete Ai, Inc. provides artificial intelligence solutions. The company is based in Los Angeles, CA. The company was founded by Gaurav Sant, Bauchy Mathieu. Alex Hall has been the CEO of the company since 2021.

Equatic designs, develops, owns, and operates carbon removal plants. The American company was founded by David Jassby, Xin Chen, Erika La Plante, Dante Simonetti, Gaurav Sant.