--- title: "OpenSky Window LLC" description: "OpenSky Window describes itself on Angi as a custom window and door supplier and installer, and its website says it has been in business for 27 years. A 20" doc_version: "2026-10-16" last_updated: "2026-10-16" --- # OpenSky Window LLC **Trade:** Windows / Siding / Gutters · **Address:** 299 Chapel St, New Haven, CT 06513 · **Phone:** (888) 235-0525 · **Website:** https://openskywindow.com/ · **Languages:** English, Spanish **Rating: 3.8/5** (low confidence) — from 5 reviews across 6 sources. 100% of sentiment-scored reviews read net-positive. Last 6 months: 0 reviews, 0 negative. ## The honest read OpenSky Window describes itself on Angi as a custom window and door supplier and installer, and its website says it has been in business for 27 years. A 2025 customer said the company helped them choose the right windows, explained the options clearly and answered every question they had. That customer wrote that the installation was done efficiently, the crew worked cleanly and finished everything on time, and they could already feel an improvement in insulation, noise reduction and comfort. They also said there were no hidden costs and everything was exactly as agreed. A 2025 customer wrote that the installation was done professionally and on time and that the team was respectful and easy to work with. **Strengths:** - Window selection help — a 2025 customer said the options were explained clearly - On-time installation — a 2025 customer said everything finished on time - No hidden costs — a 2025 customer said everything was exactly as agreed ## Claims & citations Every claim below is backed by real evidence rows — uncited claims are dropped in code before publication. - Describes itself on Angi as a custom window and door supplier and installer _(confidence: medium)_ - [Angi](https://www.angi.com/companylist/us/ct/east-haven/opensky-window-reviews-159678302.htm) — “About (Angi, self-described): Custom Window and door supplier/installer” - Says on its website it has been in business for 27 years _(confidence: medium)_ - [Official Website](https://openskywindow.com) — “Self-reported 27 years in business” - A 2025 customer said the company helped them choose windows and explained the options clearly _(confidence: medium)_ - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2tkRFkyNW9SbWxrYW1OeFdDMU1NR2R6VmpCdVVGRRAB!2m1!1s0x0:0xbaee8059b500fb31!3m1!1s2@1:CAIQACodChtycF9oOkdDY25oRmlkamNxWC1MMGdzVjBuUFE%7C%7C?hl=en-US) — “5★ We had a great experience with this company from start to finish. The team was professional, punctual, and very easy to communicate with.…” - A 2025 customer said the installation finished on time with no hidden costs _(confidence: medium)_ - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2tkRFkyNW9SbWxrYW1OeFdDMU1NR2R6VmpCdVVGRRAB!2m1!1s0x0:0xbaee8059b500fb31!3m1!1s2@1:CAIQACodChtycF9oOkdDY25oRmlkamNxWC1MMGdzVjBuUFE%7C%7C?hl=en-US) — “5★ We had a great experience with this company from start to finish. The team was professional, punctual, and very easy to communicate with.…” - A 2025 customer said the installation was done professionally and on time _(confidence: medium)_ - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT25oa2RWaGFYekZ6VG1NeWJGSXhOMjFMYTFWcVNVRRAB!2m1!1s0x0:0xbaee8059b500fb31!3m1!1s2@1:CAIQACodChtycF9oOnhkdVhaXzFzTmMybFIxN21La1VqSUE%7C%7C?hl=en-US) — “5★ I had a great experience with this company. The windows are not only high quality but also absolutely beautiful. You can really see the d…” - Window installation _(confidence: medium)_ - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2tkRFkyNW9SbWxrYW1OeFdDMU1NR2R6VmpCdVVGRRAB!2m1!1s0x0:0xbaee8059b500fb31!3m1!1s2@1:CAIQACodChtycF9oOkdDY25oRmlkamNxWC1MMGdzVjBuUFE%7C%7C?hl=en-US) — “5★ We had a great experience with this company from start to finish. The team was professional, punctual, and very easy to communicate with.…” - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT25oa2RWaGFYekZ6VG1NeWJGSXhOMjFMYTFWcVNVRRAB!2m1!1s0x0:0xbaee8059b500fb31!3m1!1s2@1:CAIQACodChtycF9oOnhkdVhaXzFzTmMybFIxN21La1VqSUE%7C%7C?hl=en-US) — “5★ I had a great experience with this company. The windows are not only high quality but also absolutely beautiful. You can really see the d…” - 5 stars from 5 Google ratings _(confidence: high)_ - [Google](https://www.google.com/maps/search/?api=1&query=OpenSky%20Window%20LLC&query_place_id=ChIJDZml4FTZ54kRMfsAtVmA7ro) — “Google: 5★ from 5 ratings” - Specializes in Windows / Siding / Gutters _(confidence: high)_ - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2tkRFkyNW9SbWxrYW1OeFdDMU1NR2R6VmpCdVVGRRAB!2m1!1s0x0:0xbaee8059b500fb31!3m1!1s2@1:CAIQACodChtycF9oOkdDY25oRmlkamNxWC1MMGdzVjBuUFE%7C%7C?hl=en-US) — “5★ We had a great experience with this company from start to finish. The team was professional, punctual, and very easy to communicate with.…” - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT25oa2RWaGFYekZ6VG1NeWJGSXhOMjFMYTFWcVNVRRAB!2m1!1s0x0:0xbaee8059b500fb31!3m1!1s2@1:CAIQACodChtycF9oOnhkdVhaXzFzTmMybFIxN21La1VqSUE%7C%7C?hl=en-US) — “5★ I had a great experience with this company. The windows are not only high quality but also absolutely beautiful. You can really see the d…” - [Angi](https://www.angi.com/companylist/us/ct/east-haven/opensky-window-reviews-159678302.htm) — “About (Angi, self-described): Custom Window and door supplier/installer” ## License Status: **not_found** — verified against the official CT state registry, never self-reported. Re-check at the official registry: https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx ## Sources - [Google](https://www.google.com/maps/search/?api=1&query=OpenSky%20Window%20LLC&query_place_id=ChIJDZml4FTZ54kRMfsAtVmA7ro): 5.0★ from 5 ratings - [Reddit](https://www.reddit.com/r/netsec/comments/7nyjx6/rnetsecs_q1_2018_information_security_hiring/dvopp86/): 0 community mentions discussing this business - [Official Website](https://openskywindow.com): 27 yrs in business · Self-reported profile and service details - [Local News](https://opensky-systems.com/about/): Listed on this source - [Google Reviews](https://www.google.com/maps/search/?api=1&query=OpenSky%20Window%20LLC&query_place_id=ChIJDZml4FTZ54kRMfsAtVmA7ro): Listed on this source - [Angi](https://www.angi.com/companylist/us/ct/east-haven/opensky-window-reviews-159678302.htm): Listed on this source ## Recent reviews - **5/5 · Google Reviews · Taras Tsybak · 2025-12-27**: We had a great experience with this company from start to finish. The team was professional, punctual, and very easy to communicate with. They helped us choose the right windows, explained all the options clearly, and answered every question we had. The installation was done efficiently and with gr… - **5/5 · Google Reviews · Іруся Варишко · 2025-12-27**: Beautiful windows, top-notch quality, and professional installation. - **5/5 · Google Reviews · Slavik Babiy · 2025-12-27**: very good servic❤️ - **5/5 · Google Reviews · Andrew J. Montero · 2025-12-27**: Extremely professional on time. Highly recommend these guys. - **5/5 · Google Reviews · Tatiana · 2025-12-27**: I had a great experience with this company. The windows are not only high quality but also absolutely beautiful. You can really see the difference in craftsmanship. The installation was done professionally and on time, and the team was very respectful and easy to work with. I’m extremely satisfied w… --- Data freshness: last scanned 2026-10-13T11:05:43.540Z. Cite as: OpenSky Window LLC — Tavlee (https://tavlee.com/contractor/opensky-window-llc-new-haven) Source: https://tavlee.com/contractor/opensky-window-llc-new-haven ## Sitemap [Full site index](https://tavlee.com/sitemap.md)