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San Francisco, California · Water heaters

Water heater specialists in San Francisco, CA

2 water heater specialists in San Francisco, out of 353 HVAC and plumbing businesses the Registry lists there. Ranked by Registry Score, owner-confirmed records first.

Pros
2
Avg. score
61
Scored
2

Summary

Data last updated

As of October 1, 2026, the ProComfort Registry lists 2 water heater specialists in San Francisco, California. 2 have enough public signals for a Registry Score, averaging 61 out of 100; 1 scores 70 or higher. Together they hold 555 public reviews on Google, Yelp and Facebook. The highest-scored is Excalibur Water Heaters, at 83 out of 100. View Excalibur Water Heaters.

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

Showing 1–2 of 2

Water heater specialists in San Francisco: at a glance

How many water heater specialists are in San Francisco, California?
As of October 1, 2026, the ProComfort Registry lists 2 water heater specialists in San Francisco, California.
Who is the highest-scored water heater specialist in San Francisco, California?
By Registry Score, Excalibur Water Heaters (San Francisco, CA) ranks first at 83 out of 100, among 2 scored businesses averaging 61. The score combines public reviews (50 points), digital presence (30) and reach (20); nobody can pay for a higher score.
How are water heater specialists in San Francisco, California 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 water heaters, including tankless. Tags come from each business's public category and name, so a company can appear under several trades. Water heater specialists across the US