Ethylene Control, Selma, Calif., is celebrating its 25th anniversary. Established in 1986 by Dave Biswell, Ethylene Control has grown from a spare-bedroom office to a company with gross sales in the millions, according to a news release.

Today, Biswell provides patented Power Pellets, filters, sachets and filtration systems to Dole Fresh Fruit Co., Del Monte, Costco Wholesale, and Save Mart.

Once the only employee of Ethylene Control, Biswell now operates from a 9,000 square-foot facility with seven employees and distributors in every major fruit and flower growing region of the world.