Question 1

How many HVAC and plumbing companies are in Seattle, WA?

Accepted Answer

The ProComfort Registry lists 377 heating, cooling and plumbing businesses serving Seattle: 353 offering HVAC and 65 offering plumbing (some do both).

Question 2

What is the average Registry Score in Seattle?

Accepted Answer

Rated companies in Seattle average 44.6 out of 100. The score combines public reviews (50 points), digital presence (30) and reach (20); nobody can pay for a higher score.

Question 3

How are Seattle companies ranked?

Accepted Answer

By Registry Score, with records confirmed by their owners listed first. See https://procomfortregistry.online/methodology for how the score is calculated.

HVAC & Plumbing Pros in Seattle, WA

Plumbing & Heating Service

Seattle Capable Heating & Cooling Repair

Seattle Installation and Repair of Tankless Water Heaters

Seattle Plumbing & Heating

Van Go Plumbing Heating and Air