Aemetis, Inc. operates as a renewable natural gas and renewable fuels company.

It operates through three segments: California Ethanol, California Dairy Renewable Natural Gas, and India Biodiesel.

The company focuses on the acquisition, development, and commercialization of negative carbon intensity products and technologies that replace traditional petroleum-based products.

In addition, it produces and sells ethanol; and wet distillers grains, distillers corn oil, and condensed distillers solubles to dairies and feedlots as animal feed.

Further, the company markets and supplies high-grade alcohol and hand sanitizer. Additionally, it researches and develops conversion technologies using waste feedstocks to produce biofuels and biochemicals.

Furthermore, it sells biodiesel primarily to government oil marketing companies, transport companies, resellers, distributors, and private refiners through its own sales force and independent sales agents, as well as to brokers who resell the product to end-users.

Aemetis, Inc. was founded in 2005 and is headquartered in Cupertino, California.