How many HVAC and plumbing companies are in Downey, CA?

The ProComfort Registry lists 7 heating, cooling and plumbing businesses serving Downey: 7 offering HVAC and 1 offering plumbing (some do both).

What is the average Registry Score in Downey?

Rated companies in Downey average 57.9 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 Downey for 2026?

ProComfort Registry features HVAC Pros Services, U M Air Inc. in Downey. Featured companies are selected editorially from public reviews and track record; listings and rankings are never sold.

How are Downey companies ranked?

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

Downey, California

HVAC & Plumbing Pros in Downey, CA

7 businesses serve Downey. Compare them by Registry Score — reputation, digital presence and reach — with owner-confirmed records listed first.

Pros: 7
Avg. score: 57.9
Featured: 2

Featured · 2026

Featured in Downey

How companies are featured →

Established

HVAC Pros Services

Featured

Downey, CA 90240 4.5(16 reviews)

HVACHeatingA/C

(562) 377-7052 Website

Established

U M Air Inc.

Featured

Downey, CA 90241 4.5(13 reviews)

HVAC

(562) 803-3300 Website

Showing 1–7 of 7

Strong

Southwest HVAC

Downey, CA 90241 4.8(753 reviews)

HVACHeating

(562) 425-4822 Website

Strong

Downey Plumbing Heating & Air Conditioning

Downey, CA 90241 4.4(588 reviews)

HVACPlumbingHeatingA/C

(562) 966-7449 Website

Established

HVAC Pros Services

Featured

Downey, CA 90240 4.5(16 reviews)

HVACHeatingA/C

(562) 377-7052 Website

Established

HVAC Mirage Inc

Downey, CA 90242 3.9(7 reviews)

HVACA/C

(562) 659-7563 Website

Established

U M Air Inc.

Featured

Downey, CA 90241 4.5(13 reviews)

HVAC

(562) 803-3300 Website

Developing

United Rentals - Power & HVAC

Downey, CA 90241 4.5(16 reviews)

HVAC

(562) 861-0978 Website

Developing

Presidential Heating & Air

Downey, CA 90240 4.7(39 reviews)

HVACHeatingA/C

(714) 988-6272

Downey at a glance

How many HVAC and plumbing companies are in Downey, CA?: The ProComfort Registry lists 7 heating, cooling and plumbing businesses serving Downey: 7 offering HVAC and 1 offering plumbing (some do both).
What is the average Registry Score in Downey?: Rated companies in Downey average 57.9 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 Downey for 2026?: ProComfort Registry features HVAC Pros Services, U M Air Inc. in Downey. Featured companies are selected editorially from public reviews and track record; listings and rankings are never sold.
How are Downey companies ranked?: By Registry Score, with records confirmed by their owners listed first. See https://procomfortregistry.online/methodology for how the score is calculated.