Serving Clinton, Old Saybrook, Guilford, and surrounding shoreline communities

A Family Tradition of Keeping Connecticut Homes Comfortable

For generations, Connecticut homeowners have trusted the Nealon name to transform their drafty, inefficient houses into comfortable, energy-saving homes. As a family-owned business rooted in Clinton, we understand that your home is more than just a building—it's where your family's stories unfold.

A large house with a driveway in front of it.
4.8 Customer Rating
Founded in 1977
Family business
A man wearing a hard hat and overalls.

Our Story

What started as a father's commitment to helping neighbors save on energy costs has grown into Clinton's most trusted insulation company. Today, we continue that legacy of exceptional service, combining old-fashioned family values with cutting-edge insulation techniques.

Our specialty? Understanding the unique challenges of New England's historic homes. As EPA Lead-Safe certified experts, we know exactly how to bring modern energy efficiency to older houses while preserving their historic charm and structural integrity.

The Nealon Difference

Where Historic Charm Meets Modern Efficiency – Without Compromise

Home Specialists

Older Home Specialists

As EPA Lead-Safe certified contractors, we understand the unique challenges of insulating historic New England homes.

Energy Saving

Proven Energy Savings

Our customers typically see a 30% reduction in energy costs after our professional insulation services. Your investment often pays for itself through years of lower utility bills.

Assessment Process

Professional Energy Assessment Process

Every project begins with a thorough energy assessment to identify your home's specific needs.

Takes 30 mins
Zero Obligation
Same Day Quote
Difference Background

Our Values

Building Trust Through Excellence, One Home At A Time

Integrity First and Always

We treat every home as if it were our own, providing honest assessments and transparent recommendations.

Quality Without Compromise

We use only premium materials and proven installation techniques.

Customer-First Approach

From your first energy assessment to the final inspection, your satisfaction is our priority.

Let's Work Together

Ready to transform your home into an energy-efficient haven? Schedule your free estimate today and experience the Nealon difference for yourself.

4.8 Customer Rating
EnergizeCT Insulation Installers Network
1500+ Homes Upgraded
Licensed & Insured