ServiceMax....Call us at (847)380-8001 or Email: team@goservicemax.com ServiceMax is a professional HVAC, Electric and Plumbing company providing quality maintenance, repair, installation, and replacement services for heating, air conditioning, indoor air quality, water heater, electrical and generator systems throughout the surrounding Skokie, IL area. We also offer commercial HVAC and Electrical services. Our team of qualified HVAC service technicians are highly trained and proficient with all types of heating and cooling systems. Our services are available 24/7 with no overtime charges for after-hour service calls.