Plumbing and HVAC Contractor in Crystal Lake, IL

H.R. Stewart Inc. offers a comprehensive range of services including plumbing, heating, air conditioning, sheet metal fabrication, and sewer cleaning. We handle residential, commercial, and industrial projects, ensuring every job is completed efficiently and to the highest standard. Whether you need routine maintenance, emergency repairs, or custom installations, our experienced team has the skills and equipment to deliver long-lasting results.

Yes. H.R. Stewart Inc. is a trusted HVAC contractor in Crystal Lake, IL, providing heating, cooling, and ventilation services for homes and businesses. We handle everything from routine system maintenance to full installations, and our licensed technicians are trained to work with all major HVAC brands. By choosing our team, you benefit from decades of experience and a commitment to high-quality workmanship.

Absolutely. We provide same-day and 24/7 emergency services for both plumbing and HVAC needs. Whether it’s a broken water heater, a leaking pipe, or a malfunctioning air conditioner, our team responds quickly to minimize damage and restore comfort to your home or business. Our emergency services are designed to keep your property safe and reduce downtime for commercial operations.

Our company has been serving Cary, Crystal Lake, and the Northwest suburbs since 1930. As a third-generation, family-owned business, we bring decades of expertise, reliability, and a focus on customer satisfaction that our clients have trusted for over 90 years.

Yes, we offer flexible maintenance agreements for both plumbing and HVAC systems. Regular maintenance helps prevent costly breakdowns, improves energy efficiency, and extends the lifespan of your equipment. We customize each plan based on your home or business needs, providing scheduled inspections, routine cleaning, and priority service for urgent issues.

Definitely. H.R. Stewart Inc. has the resources and expertise to manage projects of any size, from single-family homes to large-scale industrial facilities. Our licensed team ensures all projects are completed safely, efficiently, and in compliance with local regulations. Whether it’s a simple repair or a full-scale installation, we deliver reliable, high-quality service every time.

You can call us directly or fill out our online contact form to schedule a service call or request a free estimate. Our licensed team will assess your needs, recommend solutions, and provide professional service for all your plumbing, HVAC, and sheet metal projects. Same-day appointments and emergency services are available to ensure your home or business stays comfortable and operational.

We service a wide range of heating and cooling systems, including furnaces, boilers, heat pumps, central air conditioners, ductless mini-splits, and commercial HVAC units. Our team is experienced in both older systems and modern, energy-efficient units, making us a versatile HVAC contractor in Crystal Lake, IL capable of handling any system.

Yes. In addition to heating and cooling services, we provide solutions to enhance indoor air quality, including air purification systems, ventilation upgrades, and routine duct cleaning. Proper air quality management not only improves comfort but also supports the health and safety of your home or business environment.

Absolutely. H.R. Stewart Inc. specializes in custom plumbing fabrication and sheet metal projects, such as exhaust hoods, counters, wall guards, and ductwork. Our team designs, fabricates, and installs these solutions to meet the exact specifications of your project, delivering both functionality and durability.

Our three generations of experience, local roots, and family-owned business values set us apart. We provide free estimates, same-day and 24/7 emergency service, maintenance agreements, and expert guidance on all plumbing, HVAC, and sheet metal projects. Choosing H.R. Stewart Inc. ensures you receive professional, reliable service from a licensed HVAC contractor in Crystal Lake, IL with a proven track record.