# Winchester Mechanical Corporation

**Trade:** HVAC / Heating & Cooling · **Address:** 215 Middlesex Turnpike Ext, Burlington, MA 01803 · **Phone:** (781) 425-6822 · **Website:** https://www.winchester-mech.com/ · **Languages:** English

**Rating: not yet scored** — 0 reviews across 5 sources is too little evidence for an honest number.

## The honest read

Winchester Mechanical is a Burlington HVAC company that advertises 24/7 emergency service, routine maintenance, and preventative maintenance across a large portion of Massachusetts. Its website says the shop is a union operation with Local 537 service technicians, and the Massachusetts registry shows an active HVAC license under Winchester Mechanical, LLC.

There are no written customer reviews or organic mentions to describe, so the public picture comes from business listings and the company’s own service description. BBB lists an A+ grade, no accreditation, and 31 years in business; BuildZoom places the company among Burlington HVAC and mechanical contractors.

Before booking, confirm that the active registry license under Winchester Mechanical, LLC is the correct license for the Corporation named here, and ask for the exact emergency or maintenance scope. The website describes facility work across a broad Massachusetts area, which makes the company a plausible fit for commercial or ongoing HVAC service where response terms matter.

Homeowners and facility managers considering Winchester Mechanical should confirm the contracting entity, written service terms, and who will perform the work before scheduling.

**Strengths:**
- Emergency coverage — website advertises 24/7 HVAC service and repair
- Maintenance programs — routine and preventative plans described for facilities
- Union technicians — company cites Massachusetts Local 537 mechanics

**Concerns:**
- License entity — registry names Winchester Mechanical, LLC as holder
- Contracting details — confirm the entity and emergency service terms

**Where sources disagree:**
- The target is named Winchester Mechanical Corporation, while the registry-verified active HVAC license lists Winchester Mechanical, LLC as holder.

## Claims & citations

Every claim below is backed by real evidence rows — uncited claims are dropped in code before publication.

- The company advertises 24/7 emergency service, routine maintenance, and preventative maintenance across much of Massachusetts. _(confidence: high)_
  - [Official Website](https://www.winchester-mech.com) — “Winchester Mechanical is a Burlington, Massachusetts HVAC service company offering 24/7 emergency service, routine maintenance, and preventa…”
- The website identifies the business as a union shop with Local 537 service technicians. _(confidence: high)_
  - [Official Website](https://www.winchester-mech.com) — “Stated ownership (self-reported): Union shop”
  - [Official Website](https://www.winchester-mech.com) — “Stated certification/affiliation: Local 537 service technicians”
  - [Official Website](https://www.winchester-mech.com) — “Stated certification/affiliation: Massachusetts union Local 537 mechanics”
- BBB lists an A+ grade, no accreditation, and 31 years in business. _(confidence: high)_
  - [Better Business Bureau](https://www.bbb.org/us/ma/burlington/profile/mechanical-contractors/winchester-mechanical-service-co-inc-0021-438268) — “Better Business Bureau grade: A+”
  - [Better Business Bureau](https://www.bbb.org/us/ma/burlington/profile/mechanical-contractors/winchester-mechanical-service-co-inc-0021-438268) — “BBB lists Winchester Mechanical Service Co., Inc. at the Burlington address with an A+ rating, no accreditation, and 31 years in business.”
- The active HVAC license is held in the registry by Winchester Mechanical, LLC rather than the Corporation name used here. _(confidence: high)_
  - [State License Registry](https://occupationallicensingandpermitting.mass.gov/madol/s/license-search-page) — “MA hvac license 919-SM-B registry-verified active — registry holder of record: Winchester Mechanical, LLC”
- Specializes in HVAC / Heating & Cooling _(confidence: high)_
  - [Official Website](https://www.winchester-mech.com) — “Winchester Mechanical is a Burlington, Massachusetts HVAC service company offering 24/7 emergency service, routine maintenance, and preventa…”
  - [BuildZoom](https://www.buildzoom.com/burlington-ma/hvac-mechanical-contractors) — “Services offered (BuildZoom): HVAC/mechanical contractors”
  - [Better Business Bureau](https://www.bbb.org/us/ma/burlington/profile/mechanical-contractors/winchester-mechanical-service-co-inc-0021-438268) — “Services offered (Better Business Bureau): Mechanical Contractors”

## Ownership

- Identifies as a union shop — the business's own statement, not independently verified.

## License

Status: **active** (#919-SM-B, hvac) — verified against the official MA state registry on 2026-09-09, never self-reported.
Re-check at the official registry: https://occupationallicensingandpermitting.mass.gov/madol/s/license-search-page

## Sources

- [Google](https://www.google.com/maps/search/?api=1&query=Winchester%20Mechanical%20Corporation&query_place_id=ChIJN88H8Yp044kR6ZwZ_jldRaE): 5.0★ from 1 ratings
- [Official Website](https://www.winchester-mech.com): Self-reported profile and service details
- [Exa](https://burlington-ma.opendi.us/7296591.html): 0 web mentions across the open web (each linked to its source)
- [BuildZoom](https://www.buildzoom.com/burlington-ma/hvac-mechanical-contractors): Listed on this source
- [Better Business Bureau](https://www.bbb.org/us/ma/burlington/profile/mechanical-contractors/winchester-mechanical-service-co-inc-0021-438268): Listed on this source

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Data freshness: last scanned 2026-09-09T21:49:27.502Z.
Cite as: Winchester Mechanical Corporation — Tavlee (https://tavlee.com/contractor/winchester-mechanical-corporation-burlington)
Source: https://tavlee.com/contractor/winchester-mechanical-corporation-burlington