Klaus & Sons Plumbing, Heating & Air Conditioning
Klaus & Sons Plumbing, Heating & Air Conditioning is a HVAC provider serving Rancho Cucamonga, CA. Rated 4.9★ with 992 Google reviews. See services, review signals, and request a quote.
HVACRancho Cucamonga, CA
On this page
Company overview
- TradeHVAC
- Service areaRancho Cucamonga, CA
- Google rating4.9★ (992 reviews)
- Phone(909) 982-5698
- Address5623 E Arrow Hwy, Montclair, CA 91763, USA
- CSLB License320990 (ACTIVE)
Services offered
- installation
- repair
- emergency
Photos
Photos from Klaus & Sons Plumbing, Heating & Air Conditioning, Tibor Betegh, Bill Mussatto
What customers say
“I got my home repiped. The price was great!!!! The work was great! James was very professional he and his team worked diligently to get the job done and quick. He explained the whole process to me an…”
Key highlights
Strengths
- Highly rated (4.9★ average)
- Large review volume (992 reviews)
Things to ask
- Confirm availability for your area and timeline
- Ask about warranty terms on parts and labor
- Request a written estimate before work begins
- Ask about payment plans or financing
Explore nearby research
Frequently Asked Questions
What services does Klaus & Sons Plumbing, Heating & Air Conditioning offer?
Klaus & Sons Plumbing, Heating & Air Conditioning provides: installation, repair, emergency. They serve residential and commercial customers in Rancho Cucamonga, CA.
What is Klaus & Sons Plumbing, Heating & Air Conditioning's rating?
Klaus & Sons Plumbing, Heating & Air Conditioning has a 4.9 out of 5 star rating based on 992 Google reviews.
Is this company licensed in California?
Yes. License number: 320990. Status: ACTIVE. You can verify on the Contractors State License Board (CSLB) lookup at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/CheckLicense.aspx.
Does Klaus & Sons Plumbing, Heating & Air Conditioning offer emergency service?
Contact them directly to ask about emergency availability and after-hours service.
How do I request a quote?
Use the CTA below to submit your ZIP. You can message this company alongside two or three other local pros for easy comparison.
Licensing verified 2026-04-24. Reviews refreshed 2026-04-24.
Licensing data: Contractors State License Board (CSLB) · Company data: verified business records + Google Business profile
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