With 10,000+ successful installations since 2002, Connecticut Cellar Doors has grown into Connecticut’s leading specialist in cellar doors and basement access systems. Our in-house team takes pride in doing the job right – from cellar door replacements to egress windows and basement window installs.
Basement Entry & Window Experts in Connecticut
Need a durable replacement for your cellar door or looking to upgrade your home’s windows? Connecticut Cellar Doors offers professional basement entry solutions through Connecticut and Southern Massachusetts.
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$700 OFF*
*Certain conditions apply
Connecticut’s Largest Cellar Entry Specialist
With thousands of successful installations, we are the trusted experts in cellar doors and windows, our reputation speaks volumes. Proudly standing as the largest cellar entry specialist in Connecticut and southern Massachusetts, we offer free, no-obligation quotes with fair pricing and exceptional customer service. Your satisfaction is our priority!
Quality Installation for Lasting Impressions
Our team specializes in the unique installation of bulkhead doors, prioritizing quality and affordability. We offer the highest-quality materials within any budget, backed by expert installation services and an industry-leading warranty for all our customers.
Diverse Solutions for Your Basement Needs
We understand the importance of addressing various basement concerns. In addition to our core offerings, we have expanded our product line to include doors, windows, and water-proofing.
Trusted by Homeowners Across Connecticut
We take pride in the strong relationships we’ve built with homeowners throughout the region. With hundreds of glowing reviews on Google, our commitment to craftsmanship, transparency, and dependable service continues to set us apart.
Our Services
Full-Service Basement Solutions Designed for New England Homes
We install and repair a wide variety of cellar and exterior basement doors and windows to help protect your home from water intrusion, rust, and decay.
Basement Entry
Basement Entry
Basement Entry
Premium Cellar Doors
Premium Cellar Doors
Premium Cellar Doors
Basement Windows
Basement Windows
Basement Windows
Now Offering
Home Window Installation & Repair
We now provide window installation and repair services to help you increase energy efficiency, improve curb appeal, and add value to your home.
Window Replacement
Choose from a range of vinyl, fiberglass, and wood windows — all installed to ensure energy savings and performance.
Window + Door Combo Projects
Save time and money by bundling both services into one project.
Based on over 200+ Google Reviews
What Our Clients Have to Say
Posted on Google 
Piyar D
Trustindex verifies that the original source of the review is Google. Will and Seann worked hard all day digging and fixing my 200 year old hatch opening and new door installation. They were very clean with their work and tidied up after each stage. I was happy with the end result.
Posted on Google
Andreanne J
Trustindex verifies that the original source of the review is Google. Ray and Eric did an excellent job installing our cellar door, especially in the extreme heat. They explained everything they did and were very professional. Thanks!
Posted on Google
Sal R
Trustindex verifies that the original source of the review is Google. Installation crew was professional, clean and knowledgeable. I could not be happier with the product and the experience.
Posted on Google
Michael S
Trustindex verifies that the original source of the review is Google. GREAT JOB! We were scheduled July 25-August 25- They called with an opening on July 10- DONE in a few hours. Look fantastic and area was cleaned up better than before.
Posted on Google
Aaron S
Trustindex verifies that the original source of the review is Google. Fast, professional, and high quality
Posted on Google
Roxanne B
Trustindex verifies that the original source of the review is Google. Both installers were very professional & polite.
Posted on Google
Philip O
Trustindex verifies that the original source of the review is Google. The CT cellar door crew that put in our cellar door, were very courteous and skillful in installing a door in a not so perfect opening. I would recommend Connecticut Cellar Doors to a friend.
Posted on Google
Carolyn R
Trustindex verifies that the original source of the review is Google. I am very happy with the work. They were quick and efficient as well as friendly and polite. I highly recommend them.
Posted on Google
Mark R
Trustindex verifies that the original source of the review is Google. The installation of our new door took just a few hours. The quality of the product and workmanship was truly great. The installers were both professional and informative. Overall I could not be happier.
Posted on Google
Linda T
Trustindex verifies that the original source of the review is Google. Excellent job of installation. Clean up was also great and nothing messy left on neighbor's yard.
