📍 20800 E Brink St, Harvard, IL, 60033
📞 815-887-6060
Hartwig Plumbing & Heating, Inc. is a well respected family owned business providing the finest in commercial plumbing and HVAC-R services in IL and WI. Our professional licensed employees are experienced in commercial heating, commercial air conditioning, and commercial air filtration just to name a few services we offer. No matter what plumbing or HVAC problems your business may have, our contractors have worked on commercial projects both large and small. Contact our team today to schedule a consultation with the areas best commercial plumber and HVAC contractor.
📍 1717 Deerpass Rd, Marengo, IL, 60152
📞 847-658-6800
Prompt Professional Service. At Schwartz Heating, we value quality craftsmanship and service. We've been in business for over 30 years, and you can count on us for the service you need. We're committed to making sure that both contractors and homeowners have the best HVAC experience possible. We offer the following services, plus more, so call us today for any and all of your HVAC needs! -Sales -Service -Installation -Authorized Trane and Heil dealer -Air Conditioners -Furnaces -Humidifiers -Air Cleaners -UV Lights -Free Estimates
📍 100 S Hart St, Harvard, IL, 60033
📞 815-943-5508
Locally owned and operated. See us for all your needs
📍 Serving Your Area, Harvard, IL, 60033
📞 815-770-2608
📍 502 S Eastman St, Harvard, IL, 60033
📞 815-943-1531
Updated Aug 2026
📍 525 Chippewa Rd, Harvard, IL, 60033
📞 815-943-4503
🌐 offsetsystemservice.com
Offset System Service is an appliance service and repair provider located in Harvard, Illinois. The business specializes in various appliance repairs, serving the local community. Recent online activity indicates an active presence, suggesting they are open for business.
📍 14703 Honeysuckle Ln, Woodstock, IL, 60098
📞 815-338-2713
📍 19206 Crowley Rd, Harvard, IL, 60033
📞 815-206-4810
Locally owned and operated. See us for all your needs