Case Studies

On-Site Food Composter

Food waste can be challenging and costly to divert from the waste stream. Keystone has applied innovative solutions that reduce costs, increase diversion …

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Achieving 80% Waste Diversion

Creating a waste diversion program doesn’t have to be difficult or cost more. In fact Keystone is often able to reduce operating costs …

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Waste Compactor Service Efficiency

Greening your operations often means making your operations leaner and more efficient. Keystone is an expert in optimizing pick up schedules, eliminating unnecessary …

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Zero Waste Renovation

What would you do with over 500 mattresses? Keystone recently helped a large hotel client achieve a zero waste mattress replacement project.

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