Colusa Milling has served Colusa County as a diversified warehouse and milling operation for more than 25 years. A grower-owned company, Colusa Milling handles a variety of dry beans including kidney, black eyes, baby lima, cranberry, pinks, light red kidney and pinto beans. The facility also cleans and mills seed crops such as rice seed and sunflower seeds for local growers.
In 2015 Colusa Milling completed an expansion to include an additional 11,200 sq. ft. warehouse and rice seed soaking facility.