ENRICHING THE SOIL NATURALLY SINCE 1992  
St. Louis Composting provides STA Certified Compost, premium soil blends, and a wide variety of natural and colored mulches. With 11 locations throughout Missouri and Illinois, St. Louis Composting has provided residential and commercial customers with high-quality compost, mulch, and custom soil mixes since 1992.

We Proudly Offer STA Certified and OMRI Listed Compost
Founded in 1992 by eco-enthusiast Patrick Geraty, St. Louis Composting is the regions largest compost producer. Together, our eight composting facilities process over 1,000,000 cubic yards of green material annually – more than one-third of all yard waste generated in St. Louis County. In addition to composting yard trimmings gathered by the area’s major waste haulers, we receive and compost material collected from landscapers and homeowners. We transport and process over 300 tons of organic food waste each week, keeping our landfills free of this organic debris.