Had the displeasure of speaking with Harmony. I would not do business with this company due to the way I feel I was treated.
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4.3 from 8 Google reviews · Sep 30
Control Air Enterprises LLC
HVAC company based in San Marcos.
CSLB active · Oct 14Bond + workers’ comp on fileNot yet owner-confirmedLicense covers C-20 Warm-Air Heating, Ventilating and Air-Conditioning and C-38 Refrigeration.
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Phone from the public listing · Sources and dates
Services
Listed by the business. Confirm your job when you call.
Building Controls
Install & improve
Building Management
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Commercial HVAC
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Custom Design
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Customized Solutions
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Design Build
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Efficient Maintenance
Maintain & inspect
Emergency Service
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HVAC Maintenance
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HVAC Systems
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Installation And Maintenance
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Lean Construction
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Reviews
8 reviews on Google
Google · Sep 30, 2026
Newest review Mar 26, 2025 · 0 reviews in the last 3 months (as of Oct 10, 2026)
Newest reviews on GoogleWord for word · read Oct 10, 2026
Great service
Very professional.
Not professional
Great company!
3 of the newest 8 are ratings without text.
Ask for a recent reference
“Can you share a recent job like mine and a reference I can contact?”
Draft a messageReading prompts are CSDP guidance.
Rating source & date
Google Maps · Sep 30, 2026 · 1 photos on the listing.
Original Google source ↗How ratings are listedLicense & insurance
LicenseActive
CSLB #1053402. C-20 Warm-Air Heating, Ventilating and Air-Conditioning: furnaces, heat pumps, air conditioning, ducts, vents and thermostats. C-38 Refrigeration: refrigerators, cold rooms and their controls. Plus 5 more classes in the full record. Licensed since May 10, 2019: 7 years, longer than 62% of the other 13 licensed San Marcos HVAC companies we list. Expires May 31, 2027. The class should match your job.
Open CSLB record ↗Read Oct 14, 2026Contractor bondOn file
Bond with HARTFORD FIRE INSURANCE COMPANY since Jan 1, 2023: the $25,000 bond every California contractor must carry. A bond is separate from liability insurance.
Open CSLB record ↗Read Oct 14, 2026Workers’ compInsured
Policy with ZURICH AMERICAN INSURANCE COMPANY through Apr 1, 2027. Ask whether it covers the crew on your job.
Open CSLB record ↗Read Oct 14, 2026General liabilityAsk for a certificate
CSDP doesn’t read liability insurance. Ask the business for a current certificate that covers your job.
Full record & sources
Public listing
HVAC contractor
Google Maps listing · Sep 30, 2026
License
CSLB #1053402 · B, C-2, C-4, C-10, C-20, C-36, C-38 · Active
CSLB · Oct 14 · expires May 31, 2027
What the license covers
B General Building: building and remodeling jobs that use two or more unrelated trades, and framing or carpentry
C-2 Insulation and Acoustical: insulation and sound-control materials
C-4 Boiler, Hot Water Heating and Steam Fitting: boilers, hot-water heating and steam fitting
C-10 Electrical: electrical wiring, fixtures, appliances and equipment, including solar panels
C-20 Warm-Air Heating, Ventilating and Air-Conditioning: furnaces, heat pumps, air conditioning, ducts, vents and thermostats
C-36 Plumbing: water and gas lines, water heaters, gas appliance hookups, drains and waste lines
C-38 Refrigeration: refrigerators, cold rooms and their controls
C-2 Insulation and Acoustical: insulation and sound-control materials
C-4 Boiler, Hot Water Heating and Steam Fitting: boilers, hot-water heating and steam fitting
C-10 Electrical: electrical wiring, fixtures, appliances and equipment, including solar panels
C-20 Warm-Air Heating, Ventilating and Air-Conditioning: furnaces, heat pumps, air conditioning, ducts, vents and thermostats
C-36 Plumbing: water and gas lines, water heaters, gas appliance hookups, drains and waste lines
C-38 Refrigeration: refrigerators, cold rooms and their controls
CSLB’s class definitions in plain words · cslb.ca.gov
Contractor bond
$25,000 bond on file since Jan 1, 2023
CSLB · Oct 14 · HARTFORD FIRE INSURANCE COMPANY, bond #72BSBIC7727
Workers' comp
Insured through Apr 1, 2027
CSLB · Oct 14 · ZURICH AMERICAN INSURANCE COMPANY, policy WC348689821
License first issued
May 10, 2019
CSLB · Oct 14
Licensed as
CONTROL AIR ENTERPRISES LLC
cslb.ca.gov · Oct 14 · legal name on the license
License timeline
CSLB record ↗IssuedMay 10, 2019Record readOct 14, 2026ExpiresMay 31, 2027
CSLB · status changes between these dates aren't shown
A license record isn’t an endorsement.
Hours and location
Hours
- Mon–Fri
- 8 AM – 5 PM
- Sat–Sun
- Closed
Based in1390 Armorlite Dr, San Marcos, CA 92069
Service areaNot owner-confirmed yetConfirm service to your address before you book.
Listing details & sources
Listed asHVAC contractor · Air conditioning contractor · Construction company
Google listingManaged by the business
Websitecontrolac.com
OffersInstallation
Google Business Profile · Sep 30, 2026 · CSLB record
Original Google source ↗Request a changeView map
What we checked and when
How we listCSLB licenseStatus, classes, issue and expiry datesOct 14, 2026
License matchMatched by the license number on the business’s own websiteOct 10, 2026
Bond and workers’ compAs CSLB records themOct 14, 2026
Trade checkLicense classes compared with the trades this listing is underOct 14, 2026
Google listingName, phone, hours, rating and review countSep 30, 2026
Google profileThe business’s description and servicesOct 2, 2026
Google reviewsThe newest 8, word for wordOct 10, 2026
Before you call
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