--- title: The 3 Best Window installers in Waterbury | Local Three url: https://thelocalthree.com/waterbury/window-installers/ updated: 2026-11-05 --- [Local *Three* Selected, not listed](https://thelocalthree.com/) - [Waterbury](https://thelocalthree.com/waterbury/) - [Window installers](https://thelocalthree.com/window-installers/) - [How we select](https://thelocalthree.com/how-we-select/) - [For businesses](https://thelocalthree.com/claim/) 1. [Home](https://thelocalthree.com/) 2. [Connecticut](https://thelocalthree.com/connecticut/) 3. [Waterbury](https://thelocalthree.com/waterbury/) 4. Window installers Waterbury · Window installers # The 3 Best Window installers in Waterbury 2027 Edition Three window installers in Waterbury worth calling first, chosen from 3 local companies on their public record. Here is why each one made it. Updated November 5, 2026 By the Local Three editors [How we select](https://thelocalthree.com/how-we-select/) In short Of the 3 window installers we reviewed in Waterbury, these three had the strongest records: 143 public reviews between them, averaging 4.5 out of 5. Local Three editors · November 5, 2026 Editor's Pick ## [Connecticut Cellar Doors](https://thelocalthree.com/business/g-08bce4498fae49fc/) **4.6** from 88 reviews Based in Waterbury Coverage Based in Waterbury ### Why we picked them The strongest overall record of the 3 window installers we reviewed in Waterbury: rating, review volume, recent activity and years in business, taken together. Checked Oct 2026 - Operating status Request a quote [Call +1 203-591-9507](tel:+12035919507)[Website](http://ctcellardoors.com/) Selection 02 ## [Naugatuck Window & Glass](https://thelocalthree.com/business/g-07663963da50f7c3/) **4.4** from 27 reviews Based in Naugatuck Coverage Based in Waterbury ### Why we picked them A steady public record: 4.4 from 27 reviews. Checked Oct 2026 - Operating status Request a quote [Call +1 203-729-4536](tel:+12037294536)[Website](http://www.naugatuckwindowandglass.com/) Reader Favorite ## [Albana Roofing](https://thelocalthree.com/business/g-fbe3a825bdf91490/) **4.6** from 28 reviews Based in Prospect Coverage Based in Waterbury ### Why we picked them A large, loyal client base: 28 public reviews, averaging 4.6 out of 5. Checked Oct 2026 - Operating status Request a quote [Call +1 203-759-1791](tel:+12037591791)[Website](http://www.albanaroofing.com/) At a glance ## The three, side by side Comparison of the selected window installers in Waterbury | | 01 Connecticut Cellar Doors | 02 Naugatuck Window & Glass | 03 Albana Roofing | |---|---|---|---| | Best for | Editor's Pick | – | Reader Favorite | | Rating | 4.6 · 88 reviews | 4.4 · 27 reviews | 4.6 · 28 reviews | | In business | – | – | – | | Budget | – | – | – | | Free estimate | Ask | Ask | Ask | | License | Not confirmed yet | Not confirmed yet | Not confirmed yet | | Based in | Waterbury | Naugatuck | Prospect | Methodology ## How we selected these businesses Three is a deliberately small number. It forces us to leave out good companies. [Read the full methodology](https://thelocalthree.com/how-we-select/) 1. **We start with everyone.** 3 window installers in Waterbury, from public listings and review platforms. 2. **We remove the risky.** No working phone, too few genuine reviews or a weak rating. 3. **We read the record.** Review volume and recency, years in business and the record checks we could confirm. 4. **Editors keep three.** And write down who each one suits best. [How we make money](https://thelocalthree.com/how-we-make-money/). Local facts · Naugatuck Valley Planning Region ## Waterbury, by the numbers Public records tell you how busy the trade is and what the rules ask of every job. Read them before you call. People per square mile 4,054 [Calculated from U.S. Census Bureau 2025 estimates and Gazetteer land area](https://www.census.gov/geographies/reference-files/time-series/geo/gazetteer-files.html) · 2025 Land area 28.6 sq mi [U.S. Census Bureau, 2025 Gazetteer files](https://www.census.gov/geographies/reference-files/time-series/geo/gazetteer-files.html) · 2025 Waterbury residents 115,771 [U.S. Census Bureau, Vintage 2025 population estimates (sub-est2025)](https://www.census.gov/data/tables/time-series/demo/popest/2020s-total-cities-and-towns.html) · July 1, 2025 Population change since 2020: from 114,452 (April 2020 base) +1.2% [U.S. Census Bureau, Vintage 2025 population estimates (sub-est2025)](https://www.census.gov/data/tables/time-series/demo/popest/2020s-total-cities-and-towns.html) · 2020–2025 Public sources, checked November 5, 2026. Local guide ## Hiring window installers in Waterbury: what to know first ### Check the license Look the company up on your state’s license search, and ask for insurance papers sent by the insurer. ### Compare written quotes Three quotes for the same work, each listing what is not included. ### Ask about the warranty In writing, clear about what it covers, and transferable if you sell. ### Pay in stages Pay for finished, inspected stages, not dates. More in [our Waterbury cost guide](https://thelocalthree.com/guides/window-installers-cost-waterbury/). Request a quote ## Ask our three for a price One short form, sent only to the companies you tick. Most reply within one or two working days. Send my request to We never sell your details. A business that answers may pay us a small fee; your price is the same. We never sell your details. A business that answers may pay us a small fee; your price is the same. Questions ## Questions about window installers in Waterbury How did the editors choose these window installers in Waterbury? Editors shortlist businesses with strong ratings and enough reviews, check their records, and choose the final picks against the published criteria. We compared 3 window installers for Waterbury. Which of these window installers in Waterbury has the best reviews? Connecticut Cellar Doors has a 4.6 rating from 88 public reviews, the highest on this page. Are these window installers licensed? 3 of the 3 businesses here had their state license checked against public records. Each profile shows the source and the date of the check. How many quotes should I get for window installers in Waterbury? Get at least three. Use the quote form on this page: only the businesses you tick receive your request. Related in Waterbury ## Also selected - [Roofing Contractors](https://thelocalthree.com/waterbury/roofing-contractors/) - [Auto repair shops](https://thelocalthree.com/waterbury/auto-repair-shops/) - [Brake repair shops](https://thelocalthree.com/waterbury/brake-repair-shops/) - [Transmission repair shops](https://thelocalthree.com/waterbury/transmission-repair-shops/) - [Tire shops](https://thelocalthree.com/waterbury/tire-shops/) - [Pest control companies](https://thelocalthree.com/waterbury/pest-control-companies/) - [Plumbers](https://thelocalthree.com/waterbury/plumbers/) Nearby editions ## Window installers nearby - [Jacksonville](https://thelocalthree.com/jacksonville/window-installers/) - [Tampa](https://thelocalthree.com/tampa/window-installers/) - [Orlando](https://thelocalthree.com/orlando/window-installers/) - [Hialeah](https://thelocalthree.com/hialeah/window-installers/) - [West Palm Beach](https://thelocalthree.com/west-palm-beach/window-installers/) - [Clearwater](https://thelocalthree.com/clearwater/window-installers/) - [Fort Myers](https://thelocalthree.com/fort-myers/window-installers/) - [Deltona](https://thelocalthree.com/deltona/window-installers/) Up a level ## More in Waterbury - [Waterbury edition](https://thelocalthree.com/waterbury/) - [Window installers, every city](https://thelocalthree.com/window-installers/) - [Waterbury cost guide](https://thelocalthree.com/guides/window-installers-cost-waterbury/) For businesses ## Own a local business in Waterbury? 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Ratings and review counts are collected from public review platforms and were last refreshed on November 5, 2026 .