Company Overview

Aemetis, Inc. is a renewable fuels and biogas company focused on the production of low-carbon fuels and renewable energy products for transportation, industrial, and agricultural markets. The company operates primarily in the biofuels and renewable natural gas industries, with business activities spanning ethanol production, renewable diesel and sustainable aviation fuel development, dairy renewable natural gas (RNG), and carbon sequestration initiatives. Aemetis generates revenue principally through the sale of ethanol, wet distillers grains, corn oil, renewable natural gas, and related environmental credits such as Low Carbon Fuel Standard (LCFS) and Renewable Identification Number (RIN) credits.

The company’s principal operating businesses include Aemetis Advanced Fuels Keyes, Inc., which operates an ethanol and animal feed production facility in California, and Aemetis Biogas LLC, which develops dairy digesters and pipeline infrastructure for RNG production. Aemetis also owns Universal Biofuels, a biodiesel refining business in India. The company positions itself around low-carbon fuel production integrated with waste-to-energy systems and carbon reduction technologies, particularly in California’s regulated clean fuel market. Founded in 2006, Aemetis expanded from ethanol operations into broader renewable energy infrastructure through acquisitions, dairy biogas development, and renewable fuel platform investments.

Business Operations

Aemetis operates through multiple business units centered on renewable energy production and infrastructure. Its California Ethanol segment produces fuel ethanol, distillers grains, corn oil, and other co-products from a facility in Keyes, California. The company’s Biogas segment develops anaerobic digesters at dairy farms that convert methane emissions into renewable natural gas injected into utility pipelines. Aemetis has also pursued renewable jet fuel and renewable diesel projects through planned production facilities intended to process renewable oils into low-carbon fuels. Internationally, the company operates Universal Biofuels Pvt. Ltd. in India, which manufactures biodiesel and refined glycerin for domestic and export markets.

The company’s assets include ethanol production plants, dairy digester systems, gas cleanup and pipeline infrastructure, fuel storage and logistics assets, and renewable fuel development projects. Revenue is influenced by commodity prices, government clean fuel incentives, and renewable fuel credit markets. Aemetis has established partnerships and commercial relationships with dairy operators, utility pipeline operators, and fuel distributors. Public filings and investor materials also reference collaborations tied to carbon capture and sequestration initiatives intended to reduce lifecycle emissions from fuel production.

Strategic Position & Investments

Aemetis has focused its strategic direction on expanding low-carbon fuel production capacity and participating in decarbonization markets driven by federal and California clean fuel policies. Major growth initiatives include the buildout of dairy RNG digesters across California’s Central Valley, development of carbon capture and sequestration infrastructure for its ethanol operations, and advancement of renewable diesel and sustainable aviation fuel projects. The company has emphasized generating recurring environmental credit revenue tied to methane reduction and low-carbon transportation fuel standards.

Key investments include expansion of the Aemetis Biogas network and continued development of renewable aviation fuel capabilities. The company has also invested in mechanical vapor recompression technology, energy efficiency upgrades, and pipeline interconnections intended to improve operating margins and lower carbon intensity scores. Subsidiaries such as Aemetis Biogas LLC, Aemetis Advanced Fuels Keyes, Inc., and Universal Biofuels Pvt. Ltd. remain central to the company’s long-term growth strategy. Public disclosures indicate ongoing evaluation of carbon sequestration opportunities and additional renewable fuel infrastructure investments, although some project timelines and financing details remain subject to regulatory approvals and capital availability.

Geographic Footprint

Aemetis is headquartered in Cupertino, California, with core operations concentrated in the United States and India. In the U.S., the company’s primary operational footprint is in California, where it operates ethanol production facilities and dairy biogas infrastructure tied to the state’s low-carbon fuel market. The company’s RNG projects are concentrated in California’s dairy regions, particularly the Central Valley, where methane capture opportunities align with state climate regulations.

Internationally, Aemetis maintains operations through Universal Biofuels in Kakinada, India, serving biodiesel markets in Asia and other export destinations. The company’s activities give it exposure to renewable fuel demand across North America and selected international markets. While the majority of revenue historically derives from U.S. operations, India remains an important operational base for biodiesel manufacturing and international market participation.

Leadership & Governance

Aemetis was founded by Eric McAfee, who has remained a central figure in the company’s leadership and strategic development. The company’s leadership has consistently emphasized renewable fuel expansion, carbon reduction technologies, and participation in regulated low-carbon energy markets. Corporate governance and operational strategy are overseen by executive leadership and the board of directors through publicly disclosed governance structures and reporting practices.

Key executives include:

• Eric McAfee – Chairman and Chief Executive Officer
• Todd Waltz – Chief Financial Officer
• James A. Macias – President, Aemetis Biogas
• Andy Foster – President, Universal Biofuels
• John Block – Executive Vice President and General Counsel

Information in this overview is based on publicly available disclosures including SEC filings, company investor materials, and reporting from major financial and industry publications. Certain forward-looking project details, financing timelines, and development schedules may vary across disclosures. Where discrepancies exist regarding future project completion dates or projected production capacity, data remains inconclusive based on available public sources.