Aerated Compost Systems

For Every Type of Organic Waste; for Every Scale of Operation; And For Every Budget

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All of our composting systems are designed to be simple to operate, with a focus on “chore efficiency”.
With aerated composting, turning the pile is unnecessary; in fact, turning the pile impedes the composting process.

All of our composting systems convert raw organic residuals into stable compost in roughly 60 days, yielding a nutrient-rich product that is effectively free of pathogens, parasites and weed seeds. In addition, our composting systems mitigate impacts to surface and ground water resources, significantly reduce vectors (i.e., flies, birds, rodents and larger wildlife), and eliminate offensive odors.

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Featured Project

Three Horse Farm

Salem, OR

Michael H. brought his three horses (an Arabian, a Percheron and a Clydesdale) home from a boarding facility that had the inevitable unsightly "manure mountain". Wanting to avoid that mess at his home, he chose to construct three hexagonal O2Compost Micro-Bins, which do a great job of keeping up ...

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Featured Project

Cart Wheel Farm

Oregon City, OR

Krista T. was looking for an easy way to handle the manure and bedding from the 10 horses at her new facility. She plans to use the finished compost from her Cornerstone system on the fields and tracks around the barn. Her feedback: "I love how easy this system is!"

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Featured Project

The Paard Yard

Cascade, MT

Kelly S. owns a "horse motel" that houses two permanent and many transient horses. She turned to O2Compost once she decided she didn't want ugly piles of manure on her property. Kelly said "I liked your design ideas; I liked that it was eco-friendly; and I like that the aeration speeds up the pro...

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Featured Project

Woodland Farm

La Center, WA

Brian J. wanted a way to contain the manure and accelerate the composting process. His aerated Benchmark system was the answer. He composts the manure and pine mini flake bedding from five horses. The finished compost is spread around the property to improve the clay soil conditions. Brian says "...

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Featured Project

Lenz Compost

Stanwood, WA

For many years, Tom Lenz and his son Jason "composted" paunch waste from a local meat packing plant. Their method of composting was to "stack it and leave it for a couple of years", which lead to a compliance order with the County Health District. After several years of designing a municipal comp...

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See what this equine owner has to say about her O2 compost system:

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