80
StrongDundalk, MD 21222 4.9(4,741 reviews)
HVACHeatingA/C
Dundalk, Maryland · Heating & furnaces
Heating & furnace contractors in Dundalk, MD
6 heating & furnace contractors in Dundalk, out of 9 HVAC and plumbing businesses the Registry lists there. Ranked by Registry Score, owner-confirmed records first.
- Pros
- 6
- Avg. score
- 63.2
- Scored
- 5
Summary
Data last updatedAs of October 14, 2026, the ProComfort Registry lists 6 heating & furnace contractors in Dundalk, Maryland. Most-listed specialties: air conditioning (5). 5 have enough public signals for a Registry Score, averaging 63.2 out of 100; 3 score 70 or higher. Together they hold 5,207 public reviews on Google, Yelp and Facebook. The highest-scored is Standard Heating & Air Conditioning Contractrs, at 80 out of 100. 2 are Featured for 2026. View Standard Heating & Air Conditioning Contractrs.
Counts come straight from the Registry's records. How the Registry Score works
Featured heating & furnace contractors in Dundalk
77
StrongShowing 1–6 of 6
80
StrongDundalk, MD 21222 4.9(4,741 reviews)
HVACHeatingA/C
77
StrongDundalk, MD 21222 4.5(184 reviews)
HVACHeatingA/C
70
StrongDundalk, MD 21222 4.7(192 reviews)
HVACHeatingA/C
67
EstablishedDundalk, MD 21222 4.7(89 reviews)
HVACPlumbingHeating
22
Developing—
Not yet ratedHeating & furnace contractors in Dundalk: at a glance
- How many heating & furnace contractors are in Dundalk, Maryland?
- As of October 14, 2026, the ProComfort Registry lists 6 heating & furnace contractors in Dundalk, Maryland.
- Who is the highest-scored heating contractor in Dundalk, Maryland?
- By Registry Score, Standard Heating & Air Conditioning Contractrs (Dundalk, MD) ranks first at 80 out of 100, among 5 scored businesses averaging 63.2. The score combines public reviews (50 points), digital presence (30) and reach (20); nobody can pay for a higher score.
- Which companies are featured in Dundalk, Maryland for 2026?
- ProComfort Registry features Standard Heating & Air Conditioning Contractrs, ABC Cooling & Heating. Featured companies are selected editorially from public reviews and track record; listings and rankings are never sold.
- How are heating & furnace contractors in Dundalk, Maryland ranked?
- By Registry Score (0-100, from public reviews, digital presence and reach), with records confirmed by their owners listed first. The full method is at https://procomfortregistry.online/methodology.
What this list includes: businesses whose public category or name points to heating: furnaces, boilers, heat pumps or radiant heat. Tags come from each business's public category and name, so a company can appear under several trades. Heating & furnace contractors across the US