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Founded In: 1999
Annual Vol: < $500,000

Our Story

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Since 1999, Pro Temp of Illinois is Chicago's Premier Heating and Cooling Specialists. We are a mechanical contractor that provides installation, excellent service, and repair of residential and commercial heating and cooling systems in all of Illinois, surrounding states  North Carolina and Missouri.

Every job large or small is performed with integrity and professionalism. Our specialists are qualified to identify heating and cooling issues in  your home that may result in lowering your monthly energy bills. In addition, our qualified air conditioning, boiler, and furnace installers are  prepared to meet your energy needs and find a solution that is right for you.


Pro Temp of Illinois has been serving Illinois and the Chicagoland area for over 16 years. Pro Temp has built up a reputation for HVAC installation, service, maintenance, and design. We take our industry very seriously, which translates into thousands of satisfied customers throughout Illinois. We provide high quality, professional HVAC installation and service at competitive prices to help our customers meet all of their HVAC needs. Our commitment to you, our customer, is to remain progressive in the industry and offer you the most innovative and quality materials that our market has to offer. We remain committed to excellence and our focus on employee training and safety ensures that we remain the premier HVAC contractor in Illinois


As your local Premier Lennox dealer, we’re proud to offer the finest heating, cooling and indoor air quality products, with prompt and professional customer service always as our top priority. Regardless of the season or the temperature outside, we can make your home feel perfectly comfortable on the inside.


Our company works 24 hours a day 7 days a week to provide residents of the Chicago area and surrounding suburbs with the finest and highly trained HVAC technicians who will get your home or business systems running at their optimal and peak performance.


What We Do

Products/Services Relating to Mechanical Contractors
Products/Services Relating to Boilers
Products/Services Relating to Air Conditioning Contractors
Products/Services Relating to Heating Contractors
Products/Services Relating to Ventilating Equipment
Products/Services Relating to Dehumidifying Equipment

Project Experience

Non-Union Prevailing Wages (Davis Bacon)
Service Sector:
Public Private
Project Size:
From $1,000 to $1,500,000
Civil & Site Development
Education (K-12)
Fire / Police Station
Gas Station
Golf Course
Industrial Maintenance
Manufacturing Plant
Apartments & Condominiums
Pre-Manufactured Structures
Power Generation & Distribution
Terminal - Airport / Bus / Railroad
Retail Store
Jail / Prison
Theme Park
Parking Garage
Club House / Community Center
Mixed Use
Historic Preservation
Secure and Shielded Facilities
Storage Facility / Warehouse
Grocery Stores
Assisted Living
Single Family Residential
Renewable Energy
Design Build
Data Centers - Mission Critical
Lighting Retrofits
Auto Dealership / Service
Non-Building Construction
Athletic Field
Non-Residential Building
Animal Hospital / Kennel
Court House
Fitness Center
Medical Office
Post Office
Radio / Television Station
Tract Housing

Service Areas

Preferred Brands & Manufacturers

Altherma by Daikin
Altherma by Daikin
Carrier Heating & Air Conditioning
Carrier Heating & Air Conditioning
Dunkirk Heating and Cooling Products
Dunkirk Heating and Cooling Products
Greenheck Fan Corp.
Greenheck Fan Corp.
Heil Heating & Cooling Products
Heil Heating & Cooling Products
Mansfield Plumbing Products
Mansfield Plumbing Products
American Standard Heating & Air Conditioning
American Standard Heating & Air Conditioning
Mitsubishi Diamond Dealer
Mitsubishi Diamond Dealer

Associations & Memberships

Member of Home Advisor Screened & Approved Home Advisor Screened & Approved
Member of NATE (North American Technician Excellence) NATE (North American Technician Excellence)
Member of BBB (Better Business Bureau) A+ Rating BBB (Better Business Bureau) A+ Rating