78
StrongEllicott City, Maryland
HVAC & Plumbing Pros in Ellicott City, MD
12 businesses serve Ellicott City. Compare them by Registry Score — reputation, digital presence and reach — with owner-confirmed records listed first.
- Pros
- 12
- Avg. score
- 51.7
- Featured
- 5
Featured · 2026
Featured in Ellicott City
72
Strong71
Strong22
Developing14
DevelopingShowing 1–12 of 12
78
StrongEllicott City, MD 21042 4.9(261 reviews)
HVACHeatingA/C
78
StrongEllicott City, MD 21043 4.9(817 reviews)
HVACPlumbingHeatingA/C
72
StrongEllicott City, MD 21043 4.8(72 reviews)
HVACHeatingA/C
71
StrongEllicott City, MD 21042 4.8(59 reviews)
HVACHeatingA/CCommercial
71
StrongEllicott City, MD 21043 4.6(74 reviews)
HVACHeatingA/C
69
EstablishedEllicott City, MD 21043 4.2(125 reviews)
HVACHeatingA/C
35
DevelopingEllicott City, MD 21042 4.2(11 reviews)
HVACHeatingA/C
34
Developing25
Developing22
Developing14
Developing—
Not yet ratedEllicott City at a glance
- How many HVAC and plumbing companies are in Ellicott City, MD?
- The ProComfort Registry lists 12 heating, cooling and plumbing businesses serving Ellicott City: 12 offering HVAC and 2 offering plumbing (some do both).
- What is the average Registry Score in Ellicott City?
- Rated companies in Ellicott City average 51.7 out of 100. 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 Ellicott City for 2026?
- ProComfort Registry features Keller Plumbing & Heating LLC, Enova Heating & Air Conditioning, Climate Pro Mechanical, Crouse Plumbing & Heating, Daniel's HVAC in Ellicott City. Featured companies are selected editorially from public reviews and track record; listings and rankings are never sold.
- How are Ellicott City companies ranked?
- By Registry Score, with records confirmed by their owners listed first. See https://procomfortregistry.online/methodology for how the score is calculated.