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Siemens Industry Inc - Buffalo Grove, IL
1000 DEERFIELD PARKWAY, Buffalo Grove, IL 60089, USA
Verify this license yourself at the California Contractors State License Board (CSLB).
When people in California search for AC services, they usually have a specific problem: a unit that won't cool during a heat wave, a system that runs nonstop without keeping rooms comfortable, or a utility bill that climbed without explanation. Siemens Industry Inc - Buffalo Grove, IL provides HVAC services for property owners who want those problems diagnosed and resolved properly.
Services Offered
Service Area
About Siemens Industry Inc - Buffalo Grove, IL
The company's offerings cover the full range of comfort systems. AC Services and Heat Pumps handle cooling and year-round climate control, while Heating Services and Furnace Services address winter reliability. Ductwork Services focus on airflow so conditioned air reaches every room, and Thermostat Services help occupants control their systems more accurately. Maintenance & Tune-up visits check components, clean equipment, and catch minor wear before it becomes a breakdown. When equipment fails unexpectedly, Emergency HVAC response addresses the immediate fault. Across these services, the work typically starts with diagnosis and includes explaining the options in plain terms before any repairs begin.
The service area is California, where climate conditions vary widely from coastal fog to inland heat. A technician who understands those local demands can recommend equipment and maintenance schedules that suit a particular building. Siemens Industry Inc - Buffalo Grove, IL holds California state contractor license #758796, has been licensed since 1999, and brings more than 27 years of experience in the trade.
Before choosing a provider, compare several local options on the basis of licensing, service scope, and clear communication. HVAC Service Fast can help you review HVAC contractors side by side so you can make an informed decision.
State license record
California license #758796
Active- Issued by
- Contractors State License Board (CSLB)
- Status
- Active as of Aug 4, 2026
- First issued
- Feb 1999 (27 years)
- Valid through
- Feb 28, 2027
- Business type
- Corporation
What the license covers
- C-10 Electrical
- C-16 Fire Protection
- C-20 Warm-Air Heating, Ventilating and Air-Conditioning
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 Siemens Industry Inc - Buffalo Grove, IL offer?
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Local market — Buffalo Grove
HVAC pros here
12
Have a website
83%
Cooling demand
789
Heating demand
6,410
Cooling/heating demand = annual degree days (NOAA). Electricity = state residential average (EIA).
Local context for Buffalo Grove
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 Siemens Industry Inc - Buffalo Grove, IL
Based on the records we hold for this business.
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State license on record
CSLB lists #758796 as active (record dated Aug 4, 2026). Licensed since 1999. 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.