---
title: "Mark O'Brion Plumbing & Heating"
description: "Mark O'Brion Plumbing & Heating describes itself on the BBB as a plumbing and heating contractor handling remodeling, system retrofitting, new work and ser"
doc_version: "2026-10-20"
last_updated: "2026-10-20"
---

# Mark O'Brion Plumbing & Heating

**Trade:** HVAC / Heating & Cooling · **Address:** 11 Broadmoor Dr, Cumberland Center, ME 04021 · **Phone:** (207) 232-8797 · **Languages:** English

**Rating: not yet scored** — 0 reviews across 3 sources is too little evidence for an honest number.

## The honest read

Mark O'Brion Plumbing & Heating describes itself on the BBB as a plumbing and heating contractor handling remodeling, system retrofitting, new work and service work. The company says it was established in 1983, was incorporated in Maine in 1984, has four employees and is owned by Mark O'Brion.

On Google it has 5 stars from 2 ratings.

Its Maine plumbing licence, MS2321, and its Maine HVAC licence, PNT4370, are both active.

## Claims & citations

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

- Describes itself as a plumbing and heating contractor handling remodeling, system retrofitting, new work and service work _(confidence: medium)_
  - [Better Business Bureau](https://www.bbb.org/us/me/cumberland-center/profile/plumber/mark-obrion-plumbing-heating-inc-0021-8894) — “About (Better Business Bureau, self-described): Mark O'Brion Plumbing & Heating, Inc. provides a full range of types of plumbing and haeting…”
- Says it was established in 1983 and incorporated in Maine in 1984, with Mark O'Brion as owner _(confidence: medium)_
  - [Better Business Bureau](https://www.bbb.org/us/me/cumberland-center/profile/plumber/mark-obrion-plumbing-heating-inc-0021-8894) — “About (Better Business Bureau, self-described): Mark O'Brion Plumbing & Heating, Inc. provides a full range of types of plumbing and haeting…”
- 5 stars on Google from 2 ratings _(confidence: high)_
  - [Google](https://www.google.com/maps/search/?api=1&query=Mark%20O'Brion%20Plumbing%20%26%20Heating&query_place_id=ChIJF1if6XaGskwRutaTO65-89g) — “Google: 5★ from 2 ratings”
- Its Maine plumbing licence, MS2321, and its Maine HVAC licence, PNT4370, are both active. _(confidence: high)_
  - [State License Registry](https://www.pfr.maine.gov/ALMSOnline/ALMSQuery/SearchIndividual.aspx) — “ME hvac license PNT4370 registry-verified active — registry holder of record: MARK OBRION”
  - [State License Registry](https://www.pfr.maine.gov/ALMSOnline/ALMSQuery/SearchIndividual.aspx) — “ME plumber license MS2321 registry-verified active — registry holder of record: MARK O'BRION”
- Specializes in HVAC / Heating & Cooling _(confidence: medium)_
  - [Better Business Bureau](https://www.bbb.org/us/me/cumberland-center/profile/plumber/mark-obrion-plumbing-heating-inc-0021-8894) — “About (Better Business Bureau, self-described): Mark O'Brion Plumbing & Heating, Inc. provides a full range of types of plumbing and haeting…”
- Specializes in Plumbing _(confidence: medium)_
  - [Better Business Bureau](https://www.bbb.org/us/me/cumberland-center/profile/plumber/mark-obrion-plumbing-heating-inc-0021-8894) — “About (Better Business Bureau, self-described): Mark O'Brion Plumbing & Heating, Inc. provides a full range of types of plumbing and haeting…”

## License

Status: **active** (#MS2321, plumber) — verified against the official ME state registry on 2026-10-17, never self-reported.
Re-check at the official registry: https://www.pfr.maine.gov/ALMSOnline/ALMSQuery/SearchIndividual.aspx

## Sources

- [Local News](https://newhereinmaine.com/town/cumberland): Listed on this source
- [Google](https://www.google.com/maps/search/?api=1&query=Mark%20O'Brion%20Plumbing%20%26%20Heating&query_place_id=ChIJF1if6XaGskwRutaTO65-89g): 5.0★ from 2 ratings
- [Better Business Bureau](https://www.bbb.org/us/me/cumberland-center/profile/plumber/mark-obrion-plumbing-heating-inc-0021-8894): Listed on this source

---

Data freshness: last scanned 2026-10-04T07:21:29.281Z.
Cite as: Mark O'Brion Plumbing & Heating — Tavlee (https://tavlee.com/contractor/mark-o-brion-plumbing-and-heating-cumberland-center)
Source: https://tavlee.com/contractor/mark-o-brion-plumbing-and-heating-cumberland-center

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