Member Companies

Alkemy Environmental

Sustainability Through Innovation

Greentown Alumni

Alkemy Environmental Logo

Founded 2011



Peter Kombouras

Founder + CEO

Sophia Bethanis

Founder + Chief Scientist

About the Company

Alkemy Environmental is a clean technology company that recycles industrial waste into structural grade lightweight concrete aggregate.

About the Solution

Alkemy’s technology produces a structural grade and LEED accredited lightweight concrete aggregate for ready-mix, masonry, precast, and roadwork applications.