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We Want to Hear from You

No matter what your HVAC or refrigeration needs are, our team of expert technicians are available around the clock to complete the job and have your equipment running at total capacity. Since 1983, our commercial customers have depended on Triangle Environmental in Chicagoland for professional HVAC and refrigeration services. From installations and equipment replacements to routine maintenance and emergency repairs, we are highly trained and experienced to handle your HVAC and refrigeration needs, no matter how big or small your facility is. Contact us today to learn more about our innovative HVAC and refrigeration solutions.

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Triangle Environmental

12033 S Spaulding School Dr
Plainfield, IL 60585


Monday: 8:00 AM – 4:00 PM
Tuesday: 8:00 AM – 4:00 PM
Wednesday: 8:00 AM – 4:00 PM
Thursday: 8:00 AM – 4:00 PM
Friday: 8:00 AM – 4:00 PM
Emergency Service 24/7 365 Days

Triangle Environmental's Service Areas in Chicago

Areas We Serve

Counties We Provide Service To: Cook, DuPage, Kane, Kendall, Lake, McHenry, Will

Our Range of HVAC and Refrigeration Services

Triangle Environmental is a family-owned commercial HVAC and refrigeration services contractor offering a wide variety of quality heating, cooling, ventilation, and refrigeration solutions to maintain the integrity of your facility’s equipment all year round. Our team of specialists is highly skilled and passionate about making sure you’re getting the most out of your HVAC and refrigeration systems through reliable and effective services, including:

  • HVAC Service and Repair – The HVAC technicians at Triangle Environmental are experts in the industry and are passionate about providing your commercial space with the superior indoor air comfort and quality you deserve. If you have noticed irregular behavior in your HVAC system or are concerned with the condition of your equipment, we are available 24/7 for same-day service to address issues, no matter the complexity.
  • Refrigeration Service and Repair – We are well equipped to ensure you have the most reliable refrigeration equipment possible. Our refrigeration specialists have spent decades gaining expert insight into diagnosing inefficiencies and resolving a broad range of refrigeration system issues to keep your equipment in top-notch shape.
  • HVAC and Refrigeration Maintenance Programs – Reduce the risk of equipment failure and catch problems early on with a regularly scheduled maintenance program. Our preventative maintenance plans are designed to keep a routine analysis of the state of your equipment and help you avoid unnecessary disruptions to your business. Through quality inspections and diagnostic procedures, we can provide innovative solutions to create more energy efficiency in your HVAC and refrigeration systems, leading to prolonged equipment lifespans and savings on utility costs.

Serving the Chicago Metro Area for Over 40 Years

Triangle Environmental has been the name you can trust for high-quality HVAC and refrigeration solutions for over three decades. Serving Plainfield, Chicago, and the greater Chicagoland metro area, we are an industry leader that has built a distinguished reputation for fast, reliable, and cost-effective services for your commercial HVAC and refrigeration systems. Keep your equipment operating at peak performance all year round with the innovative, state-of-the-art solutions you won’t find anywhere else. For superior HVAC and refrigeration expertise and exceptional customer service, look to the experts at Triangle Environmental, where results are delivered with consistency. Get in touch with us today to learn more.

12033 S Spaulding School Dr
Plainfield, IL 60585



Emergency Service 24/7 365 Days