Service Areas

Locally Based. Exceptionally Delivered.

With service locations in Crystal Lake and Hillside, we’re positioned to provide responsive, personalized service across the northern and western suburbs. No matter which team serves your home, you can expect the same elevated level of care, attention to detail, and professional experience.

Responsive service when you need it most – with comprehensive solutions for your home:

• Heating and Cooling: Expert furnace, boiler, and air conditioning repair and installation
• Professional Plumbing: From urgent leak detection to water heater upgrades
• Licensed Electrical: Panel upgrades, EV chargers, and smart home wiring
• Indoor Air Quality: Advanced filtration and whole-home humidity control
• 24/7 availability for urgent heating, cooling and plumbing needs

Our Residential Service Areas

We proudly serve homeowners throughout the northern and western suburbs, including:

• Algonquin, IL
• Barrington, IL
• Cary, IL
• Clarendon Hills, IL
• Crystal Lake, IL
• Elmhurst, IL
• Hillside, IL
• Hinsdale, IL
• Huntley, IL
• Lake Geneva, WI
• Lake in the Hills, IL
• Lake Zurich, IL
• McHenry, IL
• Mundelein, IL
• Oak Brook, IL
• Oakbrook Terrace, IL
• Western Springs, IL

HVAC, Plumbing, & Electrical Service Promotions

Alongside our professional home services, we offer select promotions across our service areas. These promotions are thoughtfully designed to compliment our services while reflecting the quality of workmanship, professionalism, and attention to detail homeowners expect from our team.

White Glove Club

Combine these promotions with our White Glove Club membership for a comprehensive, worry-free approach to home maintenance across our service areas. With priority scheduling, planned maintenance, and added member benefits, the White Glove Club is designed to help keep your home running smoothly year-round.

Enjoy a higher level of care. Hand it off to Althoff!