What is the phone number for O.s heating & Air Conditioning?

(510) 692-2293. You call O.s heating & Air Conditioning directly; AssistAnt never sits in the middle.

Where is O.s heating & Air Conditioning?

O.s heating & Air Conditioning serves Richmond, CA as a service-area business (no street address shown).

Is O.s heating & Air Conditioning still in business?

Listed from public business records, last updated September 30, 2026. Call to confirm.

Is O.s heating & Air Conditioning licensed and insured?

Not verified by AssistAnt yet. Ask for proof of license and insurance before you hire.

Who else is near Richmond?

AssistAnt lists 202 HVAC companies near Richmond. Closest to O.s heating & Air Conditioning: Ac Heating And Cooling Service Inc. (0.3 mi), Hassler Heating and Air Conditioning (1.7 mi), Thermus Mechanical (1.8 mi).

O.s heating & Air Conditioning · (510) 692-2293

AssistAnt › Pro directory › Richmond, CA

What we do

Services

❄️Heating & air conditioning (HVAC)

Checked, with dates

🧾 Trust Card · 2 receipts

Listed in the AssistAnt 24/7 directoryBusiness record from Overture Maps open business data (CDLA-Permissive-2.0).
Sep 30
Shown as open for business in the source dataOperating status in the business record.
Sep 30

Not verified yet: Owner has not confirmed this listing yet; License and insurance not reviewed by AssistAnt yet; No AssistAnt job history linked to this listing yet.

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In their words

Customer reviews

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Where

Service area

Map of the Richmond, CA area (© Google). Is this your business? Claim it and put up your own photos →

About O.s heating & Air Conditioning

O.s heating & Air Conditioning is listed on AssistAnt for heating & air conditioning (hvac) in Richmond, CA.

Built from public business information. Call to confirm before you go.

Contact

Phone: (510) 692-2293
Location: Richmond, CA, 94805 (service area)
Booking: Not bookable online yet. Call the business directly.

Listed from public recordsNot verified yet. Details come from open business data and may be out of date.See the Trust Card: what we checked, how and when →

Quick facts about O.s heating & Air Conditioning

What is the phone number for O.s heating & Air Conditioning?: (510) 692-2293. You call O.s heating & Air Conditioning directly; AssistAnt never sits in the middle.
Where is O.s heating & Air Conditioning?: O.s heating & Air Conditioning serves Richmond, CA as a service-area business (no street address shown).
Is O.s heating & Air Conditioning still in business?: Listed from public business records, last updated September 30, 2026. Call to confirm.
Is O.s heating & Air Conditioning licensed and insured?: Not verified by AssistAnt yet. Ask for proof of license and insurance before you hire.
Who else is near Richmond?: AssistAnt lists 202 HVAC companies near Richmond. Closest to O.s heating & Air Conditioning: Ac Heating And Cooling Service Inc. (0.3 mi), Hassler Heating and Air Conditioning (1.7 mi), Thermus Mechanical (1.8 mi).

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AI Visibility Score

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What the AIs say

Not checked yet for Richmond. Claim this page and we’ll ask ChatGPT and Claude for you, free.

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Other HVAC companies nearby

Ac Heating And Cooling Service Inc.Richmond, CA · 0.3 mi
Hassler Heating and Air ConditioningEl Cerrito, CA · 1.7 mi
Thermus MechanicalEl Cerrito, CA · 1.8 mi
Pro-Active HVACSan Pablo, CA · 1.9 mi
Baja Mechanical Inc.Richmond, CA · 2.0 mi
Estes Refrigeration, Inc.Richmond, CA · 2.3 mi

All HVAC companies near Richmond, CA (202) →

Every trade and local freelancer in Richmond →

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