Is it safe to hire Mainstream Electric, Heating, Cooling and Plumbing?

Ownership doesn't determine the quality of the technician. It does determine the sales process. Get a written quote, decline same-day pressure, and compare with a verified independent.

Parity › Who owns it › Mainstream Electric, Heating, Cooling and Plumbing

Logo from its own website

Reported as investor-owned · not yet independently confirmed

Who owns Mainstream Electric, Heating, Cooling and Plumbing?

Q: Is Mainstream Electric, Heating, Cooling and Plumbing family owned?

Parity's record says no, with a caveat. Mainstream Electric, Heating, Cooling and Plumbing is reported to have been acquired by Radiant Plumbing and Air Conditioning (The Riverside Company). The report comes from a published report, not the owner's own announcement, and Parity has not yet confirmed it against a primary source.

The short answer

Mainstream Electric, Heating, Cooling and Plumbing is reported to have been acquired by Radiant Plumbing and Air Conditioning (The Riverside Company). The source is a published report, not the owner's own announcement; Parity has not yet confirmed it against a primary source.

Acquisitions: 2022-01 · 1 brand under this parent

Quick facts

Company: Mainstream Electric, Heating, Cooling and Plumbing
Trade: HVAC / Plumbing / Electrical
Based in: Spokane, WA · All investor-owned companies in Washington →
Reported owner: Radiant Plumbing and Air Conditioning (The Riverside Company) · their site
Acquired: 2022-01
Ownership disclosed?: No: we found no mention of Radiant Plumbing and Air Conditioning (The Riverside Company) on the company’s home or about pages when we checked on 2026-10-04.

About Mainstream Electric, Heating, Cooling and Plumbing

Mainstream Electric, Heating, Cooling and Plumbing provides HVAC / Plumbing / Electrical services in Spokane, WA. It still trades under its original local name and is reported to be owned by Radiant Plumbing and Air Conditioning (The Riverside Company).

What this means before you call

If the report is right, the name on the truck is not the owner. In investor-owned home-service groups, pricing books, the sales process and financing offers are commonly set centrally rather than by the local office. What to check before you sign →

Sources

Riverside's release: Mainstream Electric, Heating, Cooling and Plumbing added as an add-on to Radiant: source (2022-01-11)
Riverside Has Done It Again! (Riverside's own release names Radiant as its platform): source (2021-10-28)
Its own website shows this logo: source (2026-10-15)

Parity is an editorial publication. This entry rests on a third-party deal record that Parity has not yet confirmed against the owner’s own material; we make no claim about the quality of any individual technician. Represent Mainstream Electric, Heating, Cooling and Plumbing or Radiant Plumbing and Air Conditioning (The Riverside Company)? Verify or contest this page · How we check · Corrections policy. Page generated 2026-10-26 from Parity’s records.