90
ExceptionalLongmont, Colorado
HVAC & Plumbing Pros in Longmont, CO
8 businesses serve Longmont. Compare them by Registry Score — reputation, digital presence and reach — with owner-confirmed records listed first.
- Pros
- 8
- Avg. score
- 63.9
- Featured
- 4
Featured · 2026
Featured in Longmont
88
ExceptionalLongmont, CO 80501 4.9(1,171 reviews)
HVACPlumbingHeating
50
Established48
DevelopingShowing 1–8 of 8
90
ExceptionalLongmont, CO 80504 4.9(622 reviews)
HVACHeatingA/C
88
ExceptionalLongmont, CO 80501 4.9(1,171 reviews)
HVACPlumbingHeating
75
Strong71
Strong67
Established50
EstablishedLongmont, CO 80504 4.0(15 reviews)
HVACCommercial
48
Developing22
DevelopingLongmont at a glance
- How many HVAC and plumbing companies are in Longmont, CO?
- The ProComfort Registry lists 8 heating, cooling and plumbing businesses serving Longmont: 7 offering HVAC and 2 offering plumbing (some do both).
- What is the average Registry Score in Longmont?
- Rated companies in Longmont average 63.9 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 Longmont for 2026?
- ProComfort Registry features Blue Valley Heating & Cooling, Welzig Heating Air Plumbing & Electric, Maddison Mechanical Inc, Homerun Heating & Air in Longmont. Featured companies are selected editorially from public reviews and track record; listings and rankings are never sold.
- How are Longmont companies ranked?
- By Registry Score, with records confirmed by their owners listed first. See https://procomfortregistry.online/methodology for how the score is calculated.