About Eco Energy Guard
Central Connecticut's trusted insulation experts since 2008.
With 18+ years of experience helping Connecticut homeowners improve comfort and reduce energy costs, Eco Energy Guard combines honest advice, certified expertise, and professional installation on every project.

About the Owner
William Brown
William Brown holds a Bachelor of Science in Landscape Architecture from UMass Amherst. He is a leading expert in reflective insulation and other energy-efficient products in Connecticut. If you want to invest in your home, Eco Energy Guard is the company for you.
Our Values
What makes us different.
Homeowners First
Every recommendation starts with understanding your home, not selling unnecessary work.
Honest Recommendations
We inspect first, explain what we find, and recommend only the improvements that make sense for your situation.
Energy Efficiency
Better insulation and air sealing help create a more comfortable home while reducing wasted energy and lowering bills.
Local CT Business
Proudly serving homeowners throughout Central Connecticut since 2008. We're your neighbors.
Certifications & Approvals
Industry-certified and rebate-approved.

Owens Corning Certification

Energize CT Partner Badge

Google 5-Star Badge

RIMA International Badge
Approved contractor for Eversource and United Illuminating rebate programs
Top of the House certified Owens Corning insulation contractor
Partners of the Energize CT Rebate Program — helping customers save up to 20% on energy bills
Our Process
Every project starts with understanding your home.
We believe homeowners deserve clear answers — not confusing technical jargon or pressure to purchase services they don't need. Every project begins with a professional free inspection and straightforward recommendations.
Inspect the home — free, no obligation
Clear communication every step of the way.
Identify energy loss and insulation gaps
Clear communication every step of the way.
Explain findings in plain language
Clear communication every step of the way.
Recommend only the improvements that make sense
Clear communication every step of the way.
Schedule installation and help claim CT rebates
Clear communication every step of the way.
Your comfort comes first.
Whether you're experiencing drafts, inconsistent temperatures, rising energy costs, or simply want to make your home more efficient — we're here to help. Free inspections, honest advice, 18+ years of experience.
