Harmony Home Improvement

Transforming Homes in New London, Connecticut

Welcome to Harmony Home Improvement, New London's foremost provider of outstanding home improvement services. For over two decades, our complete roofing, siding, window, door, and gutter installations have consistently met the high standards of discerning homeowners.

Committed to Quality-Conscious Homeowners

We cater to homeowners aged 30 to 70 who value superior quality. Our Google Guaranteed, background-checked team upholds our GAF Master Elite Roofing Contractor status, emphasizing our dedication to providing top-tier service.

Expertise in Complete Home Improvements

We specialize in full-scale replacement services, significantly enhancing your home’s aesthetics, functionality, and lifespan.

Comprehensive Warranties for Your Confidence

Each project undertaken by Harmony Home Improvement is backed by robust, industry-leading warranties, further fortified by an additional labor warranty. This unwavering commitment provides our clients with total peace of mind and satisfaction in our work.

Fostering a Tradition of Trust and Excellence

Our continuous commitment to exceptional service has earned us an A+ rating from the Better Business Bureau, along with numerous five-star reviews on Google, GAF’s website, Angie’s list, and other reputable review platforms.

Embark on Your Home Improvement Journey with Harmony Today

If you’re in New London, Connecticut, and contemplating a home improvement project, Harmony Home Improvement is your trusted partner. Contact us today for a consultation, and understand why discerning homeowners consistently choose us for their home improvement needs. With Harmony Home Improvement, you can expect honesty, remarkable craftsmanship, and unrivaled quality. We look forward to helping you transform your home into your dream living space.



For your convenience, we are now offering online booking for estimates! Book your free roofing, siding, windows, doors, or deck consultation right on our website.


Book your free estimate online today!


Contact us via this website.


(860) 645-8899