--- title: "Blizzard Mechanical LLC" description: "Blizzard Mechanical describes itself on its website as a commercial and industrial HVAC and plumbing company founded in 2017 by Platt Tech graduate Dan Bli" doc_version: "2026-10-19" last_updated: "2026-10-19" --- # Blizzard Mechanical LLC **Trade:** HVAC / Heating & Cooling · **Address:** 495 Roosevelt Dr Unit 1, Derby, CT 06418 · **Phone:** (203) 735-2549 · **Website:** http://blizmech.com/ · **Languages:** English **Rating: 3.8/5** (medium confidence) — from 10 reviews across 7 sources. 90% of sentiment-scored reviews read net-positive. Last 6 months: 4 reviews, 0 negative. ## The honest read Blizzard Mechanical describes itself on its website as a commercial and industrial HVAC and plumbing company founded in 2017 by Platt Tech graduate Dan Blizman. Its stated service area includes Derby, Ansonia, Shelton, Milford and Bridgeport. It holds 4.7 stars from 15 Google ratings. A recent customer said Blizzard installed the entire HVAC system and plumbing for a commercial build-out in 2026, credited Dan with finding the right solution, and thanked Adam and Brandon for getting the project done on time. A recent customer hired the company to install propane unit heaters in two buildings used for commercial truck repair and said the final bill reflected the quote. A commercial building owner who needed emergency service said Blizzard was quick to respond, fixed the problem right away, and followed up to make sure the tenant was happy. A 2026 review from the Maintenance Manager for University of Bridgeport said Blizzard Mechanical had provided services to the campus HVAC systems and other mechanical equipment over the years. A 2025 customer wrote of using Blizzard at their home and business. A 2025 customer said they hired the company to install a new AC unit and that it botched the job. A 2022 customer said Dan and Neil worked very fast. It holds an active Connecticut S1 heating and cooling contractor licence, HTG.0407699-S1, held by Blizzard Mechanical LLC. **Strengths:** - Commercial build-out — HVAC and plumbing installed, project done on time - Quote matched bill — a recent customer said the final bill reflected the quote - Emergency response — a building owner said they fixed it right away **Concerns:** - AC install complaint — a 2025 customer said the job was botched ## Claims & citations Every claim below is backed by real evidence rows — uncited claims are dropped in code before publication. - The company says it was founded in 2017 by Dan Blizman _(confidence: medium)_ - [Official Website](http://blizmech.com) — “About (self-reported, verbatim): Founded in 2017 by Platt Tech graduate Dan Blizman, Blizzard Mechanical has evolved from a small garage sta…” - 4.7 stars from 15 Google ratings _(confidence: high)_ - [Google](https://www.google.com/maps/search/?api=1&query=Blizzard%20Mechanical%20LLC&query_place_id=ChIJUTNURBLf54kR5CkLuORvwA4) — “Google: 4.7★ from 15 ratings” - A recent customer said Blizzard installed the HVAC system and plumbing for a 2026 commercial build-out and got the project done on time _(confidence: medium)_ - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2xWVVNHMXVkVVZWTkRCV1ZYTTBZMmRtV1VNeVFrRRAB!2m1!1s0x0:0xec06fe4b80b29e4!3m1!1s2@1:CAIQACodChtycF9oOlVUSG1udUVVNDBWVXM0Y2dmWUMyQkE%7C%7C?hl=en-US) — “5★ If you aren't a plumber/ HVAC professional, but have to pretend to be one from time to time in your business, you need Blizzard. If you …” - A recent customer said the final bill for propane unit heater installs reflected the quote _(confidence: medium)_ - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2tWWWJtdG9aRzE0V2toWE9XNVVUa1pNVkhCZmFuYxAB!2m1!1s0x0:0xec06fe4b80b29e4!3m1!1s2@1:CAIQACodChtycF9oOkVYbmtoZG14WkhXOW5UTkZMVHBfanc%7C%7C?hl=en-US) — “5★ We contacted Blizzard Mechanical to install propane unit heaters in two of our buildings used for commercial truck repair. The Blizzard t…” - A recent commercial building owner said Blizzard responded quickly to an emergency and fixed the problem right away _(confidence: medium)_ - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2xnMFVYRldhMWh3VlRKcGVXOXVPVUpyYWtZMmEyYxAB!2m1!1s0x0:0xec06fe4b80b29e4!3m1!1s2@1:CAIQACodChtycF9oOlg0UXFWa1hwVTJpeW9uOUJrakY2a2c%7C%7C?hl=en-US) — “5★ I own a commercial building that needed emergency service. Blizzard was quick to respond and they fixed the problem right away. Then they…” - A 2025 customer said the company botched a new AC unit installation _(confidence: medium)_ - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2tocVVtWTFkV1Y2V2s1VmRsOW1URzFCWkdOV2NtYxAB!2m1!1s0x0:0xec06fe4b80b29e4!3m1!1s2@1:CAIQACodChtycF9oOkhqUmY1dWV6Wk5Vdl9mTG1BZGNWcmc%7C%7C?hl=en-US) — “1★ Hired this company to install a new AC unit and they botched the job. Would never recommend them.” - It holds an active Connecticut S1 heating and cooling contractor licence, HTG.0407699-S1, held by Blizzard Mechanical LLC. _(confidence: high)_ - [State License Registry](https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx) — “CT hvac license HTG.0407699-S1 registry-verified active — registry holder of record: BLIZZARD MECHANICAL LLC” - Specializes in HVAC / Heating & Cooling _(confidence: high)_ - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2xWVVNHMXVkVVZWTkRCV1ZYTTBZMmRtV1VNeVFrRRAB!2m1!1s0x0:0xec06fe4b80b29e4!3m1!1s2@1:CAIQACodChtycF9oOlVUSG1udUVVNDBWVXM0Y2dmWUMyQkE%7C%7C?hl=en-US) — “5★ If you aren't a plumber/ HVAC professional, but have to pretend to be one from time to time in your business, you need Blizzard. If you …” - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2tWWWJtdG9aRzE0V2toWE9XNVVUa1pNVkhCZmFuYxAB!2m1!1s0x0:0xec06fe4b80b29e4!3m1!1s2@1:CAIQACodChtycF9oOkVYbmtoZG14WkhXOW5UTkZMVHBfanc%7C%7C?hl=en-US) — “5★ We contacted Blizzard Mechanical to install propane unit heaters in two of our buildings used for commercial truck repair. The Blizzard t…” - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2pScFh6aEZVVmxuWTA1VFZrVmZWUzFyZUV0MVUwRRAB!2m1!1s0x0:0xec06fe4b80b29e4!3m1!1s2@1:CAIQACodChtycF9oOjRpXzhFUVlnY05TVkVfVS1reEt1U0E%7C%7C?hl=en-US) — “5★ Blizzard Mechanical has been great to work with over the years. As the Maintenance Manager for University of Bridgeport, Blizzard Mechani…” - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2tocVVtWTFkV1Y2V2s1VmRsOW1URzFCWkdOV2NtYxAB!2m1!1s0x0:0xec06fe4b80b29e4!3m1!1s2@1:CAIQACodChtycF9oOkhqUmY1dWV6Wk5Vdl9mTG1BZGNWcmc%7C%7C?hl=en-US) — “1★ Hired this company to install a new AC unit and they botched the job. Would never recommend them.” - Also offers Plumbing _(confidence: medium)_ - [Google Reviews](https://www.google.com/maps/reviews/data=!4m8!14m7!1m6!2m5!1sCi9DQUlRQUNvZENodHljRjlvT2xWVVNHMXVkVVZWTkRCV1ZYTTBZMmRtV1VNeVFrRRAB!2m1!1s0x0:0xec06fe4b80b29e4!3m1!1s2@1:CAIQACodChtycF9oOlVUSG1udUVVNDBWVXM0Y2dmWUMyQkE%7C%7C?hl=en-US) — “5★ If you aren't a plumber/ HVAC professional, but have to pretend to be one from time to time in your business, you need Blizzard. If you …” ## License Status: **active** (#HTG.0407699-S1, hvac) — verified against the official CT state registry on 2026-10-19, never self-reported. Re-check at the official registry: https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx ## Sources - [Reddit](https://www.reddit.com/r/DotA2/comments/2p5pde/rob_pardo_of_blizzard_we_also_actually_brought/): 0 community mentions discussing this business - [Google](https://www.google.com/maps/search/?api=1&query=Blizzard%20Mechanical%20LLC&query_place_id=ChIJUTNURBLf54kR5CkLuORvwA4): 4.7★ from 15 ratings - [Google Reviews](https://www.google.com/maps/search/?api=1&query=Blizzard%20Mechanical%20LLC&query_place_id=ChIJUTNURBLf54kR5CkLuORvwA4): Listed on this source - [Official Website](http://blizmech.com): 9 yrs in business · Self-reported profile and service details - [Procore Construction Network](https://network.procore.com/p/blizzard-mechanical-llc-derby): Listed on this source - [BuildZoom](https://www.buildzoom.com/contractor/blizzard-mechanical-llc): Listed on this source - [Local News](https://valley.newhavenindependent.org/2026/03/19/derby-awards-bid-for-middle-school-project/): Listed on this source ## Mentions Unverified third-party mentions found on the open web — relay with attribution ("a Reddit commenter said…"), never as Tavlee's own finding. - “The move was needed for the company that in two years had grown from four staff to 10, Blizman said.” — hartfordbusiness.com — https://hartfordbusiness.com/article/growing-derby-hvac-company-pays-2-7m-for-25886-sq-ft-commercial-property/ - “The successful bid was from Blizzard Mechanical, LLC , a Derby-based company owned by Dan Blizman.” — valley.newhavenindependent.org — https://valley.newhavenindependent.org/2026/03/19/derby-awards-bid-for-middle-school-project/ ## Recent reviews - **5/5 · Google Reviews · Luscious & CO · 2026-10-02**: If you aren't a plumber/ HVAC professional, but have to pretend to be one from time to time in your business, you need Blizzard. If you are working with a Mechanical company who leaves you with more questions than you had prior to their arrival, you need Blizzard. Blizzard installed our entire HVA… - **5/5 · Google Reviews · Kristen Mcnellis · 2026-10-02**: We couldn’t be happier with Blizzard Mechanical! From start to finish, their team was professional, knowledgeable, reliable, and extremely easy to work with. They took the time to explain everything clearly, answered all of our questions, and made sure the job was done right. It’s not always easy fi… - **5/5 · Google Reviews · Michael Tracz · 2026-10-02**: We contacted Blizzard Mechanical to install propane unit heaters in two of our buildings used for commercial truck repair. The Blizzard team was very professional and was able to do the install without interfering with our operations. The installation was professional, and they’re final bill reflect… - **5/5 · Google Reviews · Dave Ho · 2026-08-05**: I own a commercial building that needed emergency service. Blizzard was quick to respond and they fixed the problem right away. Then they followed up to make sure the tenant was happy. I'm very happy with their speedy response and courteous service. - **5/5 · Google Reviews · Austin Anderson · 2026-02-26**: Blizzard Mechanical has been great to work with over the years. As the Maintenance Manager for University of Bridgeport, Blizzard Mechanical has provided exceptional services to our HVAC systems and other mechanical Equipment on campus. The owner is friendly, organized and reliable. The technicians … - **1/5 · Google Reviews · HELPING HANDS · 2025-11-12**: Hired this company to install a new AC unit and they botched the job. Would never recommend them. - **4/5 · Google Reviews · vee see · 2025-10-13**: Ok - **5/5 · Google Reviews · Blue Fant · 2025-10-11**: One of the best in the business right here. Everything start to finish is a top notch professional experience. The team is made up of a great group of guys who are a pleasure to deal with. They leave your place better then when they arrived and use high quality parts and equipment. Having personal e… - **5/5 · Google Reviews · Alexis Seniw · 2022-07-11**: Absolutely best company, hands down! Friendly, reliable, professional service. Dan and Neil work very fast and have a huge knowledge of what you and your home or business needs. - **5/5 · Google Reviews · Dan Mann · 2022-03-24**: I've worked with Blizzard Mechanical for over 3 years at my commercial properties and have nothing but the highest respect for their work. Blizzard's technicians are responsive, courteous, and stand by their work. I would 100% recommend Blizzard to any property owner! --- Data freshness: last scanned 2026-10-14T04:29:18.075Z. Cite as: Blizzard Mechanical LLC — Tavlee (https://tavlee.com/contractor/blizzard-mechanical-llc-derby) Source: https://tavlee.com/contractor/blizzard-mechanical-llc-derby ## Sitemap [Full site index](https://tavlee.com/sitemap.md)