Compare the highest-rated insulation professionals in Greenwich, Connecticut. All contractors are licensed, insured, and verified through our rigorous screening process.
A highly specialized and reputable company focusing on comprehensive home performance and energy efficiency solutions. They are known for their scientific approach, using diagnostic testing like blower doors and thermal imaging to identify issues precisely before proposing solutions. They are a leader in whole-home air sealing and insulation upgrades.
A well-established, family-owned insulation contractor known for reliability and high-quality workmanship. They have a strong focus on both residential and commercial projects and are experts in all the major insulation types, including blown-in cellulose and fiberglass, as well as spray foam. They are often praised for their clean work and professionalism.
This company positions itself at the intersection of energy efficiency and indoor air quality. They are experts in modern insulation techniques and place a strong emphasis on creating a tight building envelope that not only saves energy but also improves comfort and health. They offer a full suite of services from audits to installation and removal.
The insulation market in Greenwich, CT, is characterized by high-quality, premium service providers catering to a discerning clientele. The competition is strong among a select group of established, professional contractors, rather than a saturated market with many low-cost options. The average quality of service is very high, with an emphasis on building science, proper diagnostics, and knowledge of local building codes and energy rebate programs (such as those from Energize CT). Due to the high cost of living and the complex nature of the homes (often large, custom-built, or historic), pricing is typically at the premium end of the spectrum. Homeowners should expect comprehensive energy audits to cost between $400-$800, with full-home insulation projects (e.g., attic air sealing and blown-in cellulose) ranging from $4,500 to $12,000+. Spray foam projects, common for cathedral ceilings and crawl spaces, can significantly increase the budget. The market rewards expertise and quality over low price, reflecting the values of the Greenwich community.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Greenwich regulations and climate
Get answers to common questions about insulation services in Greenwich, Connecticut.
For Greenwich's humid summers and cold winters, a comprehensive approach is key. Prioritizing air sealing and attic insulation (typically to R-49 or higher) is critical to prevent heat loss and manage humidity. For older homes, adding dense-pack cellulose or spray foam in wall cavities can dramatically improve comfort and energy efficiency year-round, addressing our specific temperature swings.
Costs vary significantly based on home size, insulation type, and accessibility, but Greenwich homeowners can expect premium service pricing. For example, attic insulation for a 2,000 sq. ft. home may range from $2,500 to $5,500, while full-wall injection or spray foam projects can exceed $10,000. Always obtain itemized quotes that include air sealing, as this is a vital step for effectiveness in our climate.
Yes, Connecticut homeowners have excellent incentives. The Energize Connecticut program, sponsored by the state and utilities like Eversource, offers substantial rebates for air sealing and adding insulation that meets specific performance standards. Additionally, the federal tax credits for energy efficiency (up to 30% of cost) apply, making insulation upgrades in Greenwich a strong financial investment with a good return.
While insulation can be installed year-round, the ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather, which is optimal for projects like attic work. Scheduling during these shoulder seasons also ensures your home is fully prepared for both the intense summer cooling demand and the winter heating season.