CSL

Theresa E. Haymon joined New Ecology in 2026 and serves as an Energy Rater. Prior to New Ecology, Theresa spent 28 years as a Union Carpenter, serving also as a Shop Steward, Mentor, Outreach Specialist, and Fall Protection Instructor. Theresa holds a Real Estate license, Massachusetts Construction Supervisor License (CSL) and a certification as a Building Analyst.