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K - 12 Builders & Consultants Inc
3532 MARKRIDGE RD, La Crescenta, CA 91214, USA
Verify this license yourself at the California Contractors State License Board (CSLB).
When California homeowners start looking for AC services, they usually want a clear diagnosis, a fair price, and repairs that hold up through long summers. K - 12 Builders & Consultants Inc is an HVAC contractor serving customers across California. The company holds California state contractor license #755314 and has been licensed since 1998, giving it more than 28 years in the trade.
Services Offered
Service Area
About K - 12 Builders & Consultants Inc
The company's services cover the full range of residential and light commercial heating and cooling needs. AC Services include inspections, refrigerant checks, and repairs for cooling systems that no longer keep rooms comfortable. Heating Services and Furnace Services address ignition problems, burner performance, and safety checks before cold weather arrives. Heat Pumps, which provide both heating and cooling, can be installed and serviced to suit different home layouts. Ductwork Services focus on finding and sealing leaks that waste energy, while Thermostat Services cover installation and programming. Emergency HVAC calls handle sudden breakdowns, and Maintenance & Tune-up visits help equipment run efficiently and catch small faults early.
California's climate varies widely, from hot inland valleys to cooler, damp coastal areas, and each region places different demands on heating and cooling systems. K - 12 Builders & Consultants Inc works with customers across the state, so its technicians regularly see the wear patterns that come with these conditions. Ongoing care is often the most practical way to limit surprise failures in peak seasons.
People comparing local HVAC pros should ask for a written estimate, a clear explanation of the proposed work, and the contractor's license number before agreeing to any job. Checking that license through the California contractor registry is a simple step. Readers comparing options on HVAC Service Fast can use these checks to find a contractor that fits their needs.
State license record
California license #755314
Active- Issued by
- Contractors State License Board (CSLB)
- Status
- Active as of Aug 4, 2026
- First issued
- Oct 1998 (28 years)
- Valid through
- Aug 31, 2027
- Business type
- Corporation
- County on file
- Los Angeles
What the license covers
- A General Engineering
- B General Building
- C-8 Concrete
- C-10 Electrical
- C-12 Earthwork and Paving
- C-20 Warm-Air Heating, Ventilating and Air-Conditioning
- C-27 Landscaping
From CSLB public license data as of Aug 4, 2026. Licenses change — confirm the current status at the California Contractors State License Board (CSLB).
Frequently Asked Questions
What services does K - 12 Builders & Consultants Inc offer?
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Local market — La Crescenta-Montrose
HVAC pros here
25
Have a website
16%
Cooling demand
1,245
Heating demand
1,569
Cooling/heating demand = annual degree days (NOAA). Electricity = state residential average (EIA).
Local context for La Crescenta-Montrose
Buying a new AC or heat pump in California
- California is in the DOE Southwest region: new central air conditioners installed since January 1, 2023 must meet at least 14.3 SEER2 and 11.7 EER2 (13.8 SEER2 and 11.2 EER2 for systems 45,000 BTU/h and larger). Heat pumps must meet 14.3 SEER2 and 7.5 HSPF2 nationwide.
- Since 2025, new systems are built for lower-impact refrigerants such as R-454B or R-32. Ask which refrigerant a quoted system uses and for its AHRI certificate number, which confirms the matched system’s rated efficiency.
Before you hire K - 12 Builders & Consultants Inc
Based on the records we hold for this business.
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State license on record
CSLB lists #755314 as active (record dated Aug 4, 2026). Licensed since 1998. Re-check it yourself before work starts — it is free and takes a minute. Look it up: California Contractors State License Board (CSLB)
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Ask for proof of insurance
We have no insurance details on file. Ask for a certificate of general liability and workers' compensation coverage before anyone works in your home.
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Ask who pulls the permit
Replacing an AC, furnace, heat pump or water heater usually needs a local permit and inspection. A licensed contractor normally pulls it — ask that the permit is included in the written quote.
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Ask for local references
We do not have review data for this business yet. Ask for two or three recent customers near you.
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California homeowner protection
California law caps the down payment on a home improvement contract at 10% of the contract price or $1,000, whichever is less. Never pay more up front.
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Where this information comes from
- Name, address and phone
- State license records · added Aug 4, 2026
- California license
- CSLB public license data · record date Aug 4, 2026
- Profile summary
- Written automatically from the records above
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HVAC Service Fast is an independent HVAC directory and is not affiliated with this business. Listing details are compiled from publicly available information and may be incomplete or outdated. We do not endorse or guarantee any provider — please verify licensing and insurance directly. See our Disclaimer.