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Longmont, Colorado · Plumbing

Plumbers in Longmont, CO

2 plumbers in Longmont, out of 8 HVAC and plumbing businesses the Registry lists there. Ranked by Registry Score, owner-confirmed records first.

Pros
2
Avg. score
79.5
Scored
2

Summary

Data last updated

As of October 14, 2026, the ProComfort Registry lists 2 plumbers in Longmont, Colorado. Most-listed specialties: heating & furnaces (1). 2 have enough public signals for a Registry Score, averaging 79.5 out of 100; 2 score 70 or higher. Together they hold 1,300 public reviews on Google, Yelp and Facebook. The highest-scored is Welzig Heating Air Plumbing & Electric, at 88 out of 100. 1 is Featured for 2026. View Welzig Heating Air Plumbing & Electric.

Counts come straight from the Registry's records. How the Registry Score works

Showing 1–2 of 2

Plumbers in Longmont: at a glance

How many plumbers are in Longmont, Colorado?
As of October 14, 2026, the ProComfort Registry lists 2 plumbers in Longmont, Colorado.
Who is the highest-scored plumber in Longmont, Colorado?
By Registry Score, Welzig Heating Air Plumbing & Electric (Longmont, CO) ranks first at 88 out of 100, among 2 scored businesses averaging 79.5. 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, Colorado for 2026?
ProComfort Registry features Welzig Heating Air Plumbing & Electric. Featured companies are selected editorially from public reviews and track record; listings and rankings are never sold.
How are plumbers in Longmont, Colorado 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: plumbing businesses, including drain, sewer, pipe, leak and water heater work. Tags come from each business's public category and name, so a company can appear under several trades. Plumbers across the US