
Get matched with top window and door contractors in Cos Cob, CT
There are 18 highly-rated local window and door contractors.
Need a pro for your window and door contracting project in Cos Cob, CT?
TRUSTED BY COS COB, CT HOMEOWNERS
4.5
Average homeowner rating266
Verified window and door contracting services reviews
Verified Reviews for Window And Door Contracting pros in Cos Cob, CT
*The Angi rating for Window And Door Contracting companies in Cos Cob, CT is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Window And Door Contracting needs.
*The HomeAdvisor rating for Window And Door Contracting companies in Cos Cob, CT is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Window And Door Contracting needs.
Last update on November 24, 2025
Find Window and door contractors in Cos Cob

Alamo Garage Doors
Alamo Garage Doors
We guarantee your satisfaction and we won’t leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service! Check out our services offered and call or click to schedule a free estimate today.
"The installation of our new garage door went perfectly. The team worked efficiently, cleaned up after themselves, and made sure everything looked great. They even showed me how to use the remote properly."
Stanly S on November 2025
We guarantee your satisfaction and we won’t leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service! Check out our services offered and call or click to schedule a free estimate today.
"The installation of our new garage door went perfectly. The team worked efficiently, cleaned up after themselves, and made sure everything looked great. They even showed me how to use the remote properly."
Stanly S on November 2025

The Builders & Cleaners
The Builders & Cleaners
Based in West Haven, Connecticut, our team has provided an excellent, affordable service to more than thousands of houses over the years. We are committed to supporting our customers throughout the evaluation process, during the service itself and are available to answer any queries once the work is complete. We are a licensed and fully insured company aiming to respond to all requests involving our services within 24 hours or less. Our professional and knowledgeable staff have a combined experience of over 12 years within the construction, air duct cleaning, and landscaping industries, ensuring guaranteed satisfaction with every job. We pride ourselves in providing a safe, hazard-free environment and maintaining respectful, cordial communications with all of our clients. All technicians can be relied on to keep project sites clean both during and after the work is complete.
"Reached out to get our gutters cleaned. David was very responsive and offered a reasonable rate. Did the job quickly and thoroughly, sent lots of pictures and video of the finished work. Very satisfied, would definitely recommend"
Isaac D on October 2025
Based in West Haven, Connecticut, our team has provided an excellent, affordable service to more than thousands of houses over the years. We are committed to supporting our customers throughout the evaluation process, during the service itself and are available to answer any queries once the work is complete. We are a licensed and fully insured company aiming to respond to all requests involving our services within 24 hours or less. Our professional and knowledgeable staff have a combined experience of over 12 years within the construction, air duct cleaning, and landscaping industries, ensuring guaranteed satisfaction with every job. We pride ourselves in providing a safe, hazard-free environment and maintaining respectful, cordial communications with all of our clients. All technicians can be relied on to keep project sites clean both during and after the work is complete.
"Reached out to get our gutters cleaned. David was very responsive and offered a reasonable rate. Did the job quickly and thoroughly, sent lots of pictures and video of the finished work. Very satisfied, would definitely recommend"
Isaac D on October 2025

Highland Window & Siding Company LLC
Highland Window & Siding Company LLC
As a multi-year Super Service Award winner, Highland Window Company LLC is a family owned and operated business with over 18 years of industry experience. Our owner, Marc Cowan, will come to your home to deliver your exact written quote in 30 minutes. NO high pressure sales tactics and NO sales people working for high commissions. It is our goal to build a relationship with our clients that will last a lifetime. What sets us apart from our competitors is our dedication to put our customers first. All of our high quality, energy star rated products are covered by a lifetime transferable warranty. Our highly trained installers work only for Highland and have been working with Highland for over 10 years. That means that every review you read on Angie’s List was installed by the same team. The same team that will carry out your installation. Angie’s List members should feel confident about hiring Highland for all window, siding and roofing needs. We guarantee that we will take the stress out of home improvement!
"We have had many home renovation projects done over the past two years. Marc and his team replaced most of our windows about 6 months ago. Of all the services we had done, I would put Marc & Highland Windows at the top of the list. Great product, great value, very responsive, very professional. We shopped around plenty before deciding on Highland, and we very happy we went with them."
Eric S on September 2022
As a multi-year Super Service Award winner, Highland Window Company LLC is a family owned and operated business with over 18 years of industry experience. Our owner, Marc Cowan, will come to your home to deliver your exact written quote in 30 minutes. NO high pressure sales tactics and NO sales people working for high commissions. It is our goal to build a relationship with our clients that will last a lifetime. What sets us apart from our competitors is our dedication to put our customers first. All of our high quality, energy star rated products are covered by a lifetime transferable warranty. Our highly trained installers work only for Highland and have been working with Highland for over 10 years. That means that every review you read on Angie’s List was installed by the same team. The same team that will carry out your installation. Angie’s List members should feel confident about hiring Highland for all window, siding and roofing needs. We guarantee that we will take the stress out of home improvement!
"We have had many home renovation projects done over the past two years. Marc and his team replaced most of our windows about 6 months ago. Of all the services we had done, I would put Marc & Highland Windows at the top of the list. Great product, great value, very responsive, very professional. We shopped around plenty before deciding on Highland, and we very happy we went with them."
Eric S on September 2022

Fer Home Services, LLC
Fer Home Services, LLC
At Fer Home Services, LLC we will provide customized paint solutions utilizing our strong expertise in the areas of product installation, project management, and quality control. We will respect your home and property as if it were our own. We will conduct our business dealings with honesty and integrity. We will complete all our work on schedule and within budget. You can rely on us because we do what we say we will do. We stand behind our name and our work - our livelihood depends on it. Call today for a consultation and estimate.
"Great job done in a timely manner at a very reasonable price. "
Marcie P on August 2025
At Fer Home Services, LLC we will provide customized paint solutions utilizing our strong expertise in the areas of product installation, project management, and quality control. We will respect your home and property as if it were our own. We will conduct our business dealings with honesty and integrity. We will complete all our work on schedule and within budget. You can rely on us because we do what we say we will do. We stand behind our name and our work - our livelihood depends on it. Call today for a consultation and estimate.
"Great job done in a timely manner at a very reasonable price. "
Marcie P on August 2025

Tri-State Window Factory Corp
Tri-State Window Factory Corp
Tri-State is the manufacturer and installer of premium quality vinyl windows and patio doors. We do the entire job ourselves, no subcontractor or middleman! Tri-State builds them, installs them and we guarantee them.
"Fast good price clean"
Jason H on September 2024
Tri-State is the manufacturer and installer of premium quality vinyl windows and patio doors. We do the entire job ourselves, no subcontractor or middleman! Tri-State builds them, installs them and we guarantee them.
"Fast good price clean"
Jason H on September 2024

Thermo Seal Windows Siding & Roofing
Thermo Seal Windows Siding & Roofing
With more than 40 years of combined experience, Thermo-Seal Windows & Siding is the company to choose for superior custom made windows, patio doors, entry doors, storm doors, roofs, and vinyl, composite & wood siding. We are GAF Master Elite certified, which only 3% of the roofers in North America have this certification. We pride ourselves in superior customer service and satisfaction, while offering a no obligation in-home free estimate. We DO NOT do window/siding REPAIR work. Whether you are looking for an eight foot sliding glass door, gutters, roofing, double hungs or an eleven foot bow window, Thermo Seal has the craftsmanship and the custom built products for you. We have 3 locations: Headquarters: 411 Theodore Fremd Avenue Rye, NY 10580-1410, Showroom at: 456 Sunrise Highway, Rockville Center, NY 11570 Melville Location: 68 South Service Road Melville, N.Y. 11747 *Financing Available: 24 Months No Interest* *Licensing Information* Westchester License #: WC18925-H07 Connecticut License #: HIC616176 Yonkers License #: 4352 New Jersey License #: 13HV03970200 Suffolk County License #: 43947H Southampton License #: L002290 Nassau License #: H08105300 NYC DCA #: 1310460 Rockland County#: H-11137-07-38-00
"Awesome job by Aaron and his team of Jada, Adrien and Silvio! Aaron was great to deal with and delivered in a timely and professional manner. With the current heat wave, we can already feel the difference in indoor comfort and the windows look great inside and out. We highly recommend Aaron and Thermoseal for your window installation!!"
leigh d on August 2022
With more than 40 years of combined experience, Thermo-Seal Windows & Siding is the company to choose for superior custom made windows, patio doors, entry doors, storm doors, roofs, and vinyl, composite & wood siding. We are GAF Master Elite certified, which only 3% of the roofers in North America have this certification. We pride ourselves in superior customer service and satisfaction, while offering a no obligation in-home free estimate. We DO NOT do window/siding REPAIR work. Whether you are looking for an eight foot sliding glass door, gutters, roofing, double hungs or an eleven foot bow window, Thermo Seal has the craftsmanship and the custom built products for you. We have 3 locations: Headquarters: 411 Theodore Fremd Avenue Rye, NY 10580-1410, Showroom at: 456 Sunrise Highway, Rockville Center, NY 11570 Melville Location: 68 South Service Road Melville, N.Y. 11747 *Financing Available: 24 Months No Interest* *Licensing Information* Westchester License #: WC18925-H07 Connecticut License #: HIC616176 Yonkers License #: 4352 New Jersey License #: 13HV03970200 Suffolk County License #: 43947H Southampton License #: L002290 Nassau License #: H08105300 NYC DCA #: 1310460 Rockland County#: H-11137-07-38-00
"Awesome job by Aaron and his team of Jada, Adrien and Silvio! Aaron was great to deal with and delivered in a timely and professional manner. With the current heat wave, we can already feel the difference in indoor comfort and the windows look great inside and out. We highly recommend Aaron and Thermoseal for your window installation!!"
leigh d on August 2022

Power Home Remodeling
Power Home Remodeling
As the nation’s largest full-service exterior home remodeler, we are backed by over 1,000+ Angi Super Service awards and more than one million happy customers. Why? Because we treat each job as an audition. An opportunity to prove ourselves to you. And the results speak for themselves. So make your home all it was meant to be with our unrivaled exterior services. Contact us today for a free, no obligation estimate on replacement windows, roofing, siding, doors, or attic insulation.
"I knew they were good, but they are beyond excellant! Instalation was phenomanal and pella product are some of the best windows in the country!"
Dan M on October 2025
As the nation’s largest full-service exterior home remodeler, we are backed by over 1,000+ Angi Super Service awards and more than one million happy customers. Why? Because we treat each job as an audition. An opportunity to prove ourselves to you. And the results speak for themselves. So make your home all it was meant to be with our unrivaled exterior services. Contact us today for a free, no obligation estimate on replacement windows, roofing, siding, doors, or attic insulation.
"I knew they were good, but they are beyond excellant! Instalation was phenomanal and pella product are some of the best windows in the country!"
Dan M on October 2025

All Furniture Services® Repair & Restoration
All Furniture Services® Repair & Restoration
The Professional Team of All Furniture Services® Repair & Restoration is capable of handling, as well as carrying everything necessary to provide immediate on-site furniture disassembling, assembling and all repairs, on wood, leather, vinyl, fabric, upholstery, restorations of antiques, metal, stone, and mechanisms. Methods and products are chosen to make their repairs permanent, invisible and to return furniture to its original or even better condition. On-site or in-shop services offered to all: Manufactures, Stores, Vendors, Warehouses, Designers, Hotels, Restaurants, Construction, Moving, Insurance Companies as well as Individual Customers. We have been at the forefront of the Antique and Modern Repair & Restoration.
"Dmytro is a pro!! He worked very hard to get my recliner back in shape!! Great job Dmytro! Thanks again."
Nancy b on September 2025
The Professional Team of All Furniture Services® Repair & Restoration is capable of handling, as well as carrying everything necessary to provide immediate on-site furniture disassembling, assembling and all repairs, on wood, leather, vinyl, fabric, upholstery, restorations of antiques, metal, stone, and mechanisms. Methods and products are chosen to make their repairs permanent, invisible and to return furniture to its original or even better condition. On-site or in-shop services offered to all: Manufactures, Stores, Vendors, Warehouses, Designers, Hotels, Restaurants, Construction, Moving, Insurance Companies as well as Individual Customers. We have been at the forefront of the Antique and Modern Repair & Restoration.
"Dmytro is a pro!! He worked very hard to get my recliner back in shape!! Great job Dmytro! Thanks again."
Nancy b on September 2025

Flue Tech Inc
Flue Tech Inc
Flue Tech, Inc is your chimney and venting expert. With over 20 years of experience, our technicians provide everything your chimney and vents need. Don't have one company build your fireplace and another clean it. Let Flue Tech Inc take care of you. We can do the intricate brick work your home requires. From tuck pointing to repairs to full builds, we do it all!Through our commitment, experience, and expertise Flue Tech, Inc. has established a business relationship with our clients that will last a lifetime. Flue Tech is family owned and operated and growing every day. We have the resources to work in the tri state area and still provide personal one on one service to our clients. Our techs attend chimney conferences whenever possible; where they obtain even more industry knowledge. Flue Tech is fully insured and licensed. Copies of both are always on board and ready for the clients inspection.
"Scheduled fireplace insert three times over 6 months. First time canceled due to emergency. Second time canceled same day because did not have the insert (so scheduled work twice without actually having insert)..Today, scheduled for after 2 PM work. No show. No call. No response. If they happen to come, will update review Currently, Flue Tech appears to be just a big joke. Would not trust them to clean my floor, much less fix something that could burn your home down."
Julian K on October 2021
Flue Tech, Inc is your chimney and venting expert. With over 20 years of experience, our technicians provide everything your chimney and vents need. Don't have one company build your fireplace and another clean it. Let Flue Tech Inc take care of you. We can do the intricate brick work your home requires. From tuck pointing to repairs to full builds, we do it all!Through our commitment, experience, and expertise Flue Tech, Inc. has established a business relationship with our clients that will last a lifetime. Flue Tech is family owned and operated and growing every day. We have the resources to work in the tri state area and still provide personal one on one service to our clients. Our techs attend chimney conferences whenever possible; where they obtain even more industry knowledge. Flue Tech is fully insured and licensed. Copies of both are always on board and ready for the clients inspection.
"Scheduled fireplace insert three times over 6 months. First time canceled due to emergency. Second time canceled same day because did not have the insert (so scheduled work twice without actually having insert)..Today, scheduled for after 2 PM work. No show. No call. No response. If they happen to come, will update review Currently, Flue Tech appears to be just a big joke. Would not trust them to clean my floor, much less fix something that could burn your home down."
Julian K on October 2021

Ron's Masonry
Ron's Masonry
At Ron's Masonry, we pride our company on reliability, great communication, integrity and quality work. We strongly believe in giving our absolute best in all of our projects no matter how big or small. We are experts in our trade and will always keep you educated on your particular task or project. We look forward to earning your business.
"Job has been completed. They arrived as scheduled, performed the work requested and cleaned up excess materials and remaining debris from the job site. As a result of the great job done on the original project, we requested that Ron's Masonry undertake a second project. They again arrived on time and completed the second project in the timeframe specified and within budget."
Thomas C on September 2025
At Ron's Masonry, we pride our company on reliability, great communication, integrity and quality work. We strongly believe in giving our absolute best in all of our projects no matter how big or small. We are experts in our trade and will always keep you educated on your particular task or project. We look forward to earning your business.
"Job has been completed. They arrived as scheduled, performed the work requested and cleaned up excess materials and remaining debris from the job site. As a result of the great job done on the original project, we requested that Ron's Masonry undertake a second project. They again arrived on time and completed the second project in the timeframe specified and within budget."
Thomas C on September 2025
The Cos Cob, CT homeowners’ guide to window and door contracting services
From average costs to expert advice, get all the answers you need to get your job done.

Are you looking to upgrade an old door in your home? Use this interior door installation cost guide to estimate the project's total cost and learn how to save.

A storm door can protect your front door and let in more fresh air. Find out how much storm door installation costs for materials, labor, and more.
•Discover the cost to weatherstrip a door, including average prices, key cost factors that impact your total price, and tips to save on your project.

French doors are an elegant way to functionally add light to your home. Our guide explores standard French door sizes and dimensions.

French doors add elegance and convenience to your home. Learn how to install French doors in just a few straightforward steps.

With so many types of screen doors available, do you know which is best for your home? Learn how to pick the right screen door.
- Riverside, CT Window and door contractors
- Old Greenwich, CT Window and door contractors
- Greenwich, CT Window and door contractors
- Stamford, CT Window and door contractors
- Port Chester, NY Window and door contractors
- Rye Brook, NY Window and door contractors
- Darien, CT Window and door contractors
- Purchase, NY Window and door contractors
- Rye, NY Window and door contractors
- West Harrison, NY Window and door contractors
- Armonk, NY Window and door contractors
- Harrison, NY Window and door contractors
- New Canaan, CT Window and door contractors
- Norwalk, CT Window and door contractors
- Bedford, NY Window and door contractors
- White Plains, NY Window and door contractors
- Bayville, NY Window and door contractors
- Mamaroneck, NY Window and door contractors
- Valhalla, NY Window and door contractors
- Thornwood, NY Window and door contractors
- Hawthorne, NY Window and door contractors
- Hartsdale, NY Window and door contractors
- Mill Neck, NY Window and door contractors
- Larchmont, NY Window and door contractors
- Scarsdale, NY Window and door contractors
- Pleasantville, NY Window and door contractors
- Elmsford, NY Window and door contractors
- Locust Valley, NY Window and door contractors
- Pound Ridge, NY Window and door contractors
- Chappaqua, NY Window and door contractors
- Plumbing in Cos Cob
- Deck Maintenance in Cos Cob
- Electrical in Cos Cob
- Cleaning in Cos Cob
- Tree Service in Cos Cob
- Landscaping in Cos Cob
- Handyman Service in Cos Cob
- Lawn And Yard Work in Cos Cob
- Mailbox Repair in Cos Cob
- Window Cleaning in Cos Cob
- Garbage Collection in Cos Cob
- Stone And Gravel in Cos Cob
- Contractor in Cos Cob
- Pressure Washing in Cos Cob
- Window Treatments in Cos Cob
- Roofing in Cos Cob
- Drywall in Cos Cob
- Furniture Refinishing in Cos Cob
- Exterior Painting in Cos Cob
- Lawn Irrigation in Cos Cob
- Moving in Cos Cob
- Kitchen And Bath Remodeling in Cos Cob
- Swimming Pools in Cos Cob
- Pest Control in Cos Cob
- Leaf Removal in Cos Cob
- Fencing in Cos Cob
- Foundation Repair in Cos Cob
- Small Appliance Repair in Cos Cob
- Architects in Cos Cob
- Landscaping Hardscaping And Pavers in Cos Cob



