About Us

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Family Owned And Managed
For Over 35 Years

Thank you for considering Northeast Illinois Service Company, Inc. (NISCO) as your trusted partner for HVAC-R, Facilities Repair & Maintenance, restaurant equipment repair, and coffee roasting business needs.

Take a moment to scroll down and see why countless clients have placed their trust in our expertise.
24-HR Emergency Service

Celebrating 35+ Years of Service Excellence

Celebrating 35+ Years of Trusted Partnerships

Celebrating 35+ Years of Industry Leadership

About Us

Get to know us a little better.

OUR STORY

Family owned and managed, Northeast Illinois Service Company, Inc. (NISCO) has proudly served the HVAC-R needs of the Greater Chicagoland area, Northwest Indiana, and Wisconsin since 1990.

Initially focused on Heating and Air Conditioning services, we have since expanded our offerings to include facilities repair and maintenance, restaurant equipment repair, and coffee roaster repair, maintenance, and installation

With a senior management team that collectively brings over 100 years of experience in HVAC-R and facilities maintenance, we have cultivated trust with some of the largest and most respected clients in the region. At NISCO, we are dedicated to providing exceptional service and fostering lasting relationships with our customers.

OUR CORE SERVICES

NISCO is your trusted provider for HVAC-R and Mechanical Services, specializing in a comprehensive range of solutions. Our expertise includes Heating and Air Conditioning, Facilities Repair and Maintenance, commercial kitchen equipment repair, coffee roaster repair, and ice rink systems maintenance and repair, among others.

Whether addressing residential service calls or managing more complex commercial rooftop unit installations, our experienced and EPA-certified technicians are here to serve you. Trust NISCO for dependable and exceptional service tailored to your needs.

OUR CUSTOMERS

At NISCO, we serve a diverse clientele, delivering exceptional service across a wide range of sectors. Our clients include residential homeowners, renowned coffee house chains, healthcare institutions, religious organizations, major restaurant chains, craft microbreweries, shopping centers, and more.

Our reputation is our hallmark; the majority of our clients come to us through enthusiastic word-of-mouth referrals. Experience the unmatched service that keeps our clients coming back!

CONTACT US

(847) 623-6700
info@nihac.com
236 N. Genesee St. Waukegan, IL 60085

WE ACCEPT

VISA
MASTERCARD
AMEX
DISCOVER

24-Hour Emergency Service

Serving the Greater Chicagoland, NW Indiana, and SE Wisconsin.