54
EstablishedPetaluma, California
HVAC & Plumbing Pros in Petaluma, CA
2 businesses serve Petaluma. Compare them by Registry Score — reputation, digital presence and reach — with owner-confirmed records listed first.
- Pros
- 2
- Avg. score
- 59.5
- Featured
- 1
Featured · 2026
Featured in Petaluma
Showing 1–2 of 2
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Established54
EstablishedPetaluma at a glance
- How many HVAC and plumbing companies are in Petaluma, CA?
- The ProComfort Registry lists 2 heating, cooling and plumbing businesses serving Petaluma: 2 offering HVAC and 0 offering plumbing (some do both).
- What is the average Registry Score in Petaluma?
- Rated companies in Petaluma average 59.5 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 Petaluma for 2026?
- ProComfort Registry features Diamond HVAC Services in Petaluma. Featured companies are selected editorially from public reviews and track record; listings and rankings are never sold.
- How are Petaluma companies ranked?
- By Registry Score, with records confirmed by their owners listed first. See https://procomfortregistry.online/methodology for how the score is calculated.