The Riga plant, located on 78 acres about 30 miles south of Ann Arbor, produces ethanol, distillers grains livestock feed and fuel- and feed-grade corn oil. With original startup in February 2007, the plant was acquired by Valero in November 2018.

The plant buys corn from farmers within approximately 75 miles.

By the Numbers

Valero Riga Ethanol Plant Infographic

In Our Community

Riga Employees Give Back

Valero Riga volunteers at local parade

Volunteer Hours

Employees and Families annually log hundreds of volunteer hours for a variety of events and charities. The plant sponsored the 2019 Blissfield River Raisin Festival, an annual event that serves as a platform for local nonprofits and charities. 

Valero Texas Open golf ball

Benefiting Children

In 2019, the plant distributed more than $37,000 from the Valero Texas Open and Benefit for Children to local charities nominated by employees, including Boys and Girls Club of Lenawee, Catherine Cobb Safe House, Family Counseling and Shelter Services of Monroe County and Jasmynn's. 

Valero volunteers at United Way Day of Caring

United Way Giving

In the plant's first-ever campaign in 2019, employee pledges surpassed $24,000, with a company match projected to bring total donations to approximately $37,000.

Local Information

Farmers Work Hard to Produce and Harvest Corn

At Valero, we work hard to maximize the value of U.S. corn production by connecting farmers to premium markets across the globe.

Contact Us Plant Manager: Brad Geyman