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SPENCER CUSTOMERS - Please complete this form and email it to

Servicing Sioux City, Spencer, Yankton & Surrounding Areas

SPENCER CUSTOMERS - Please complete this form and email it to

Sioux City’s

100% Employee Owned

HVAC & Plumbing Company



Residential Services

With almost a century of experience, you can count on us to keep your home comfortable & healthy. From heating and air conditioning to plumbing, we repair and replace any manufacturer’s equipment; when replacement is the best option, we carefully analyze your needs to provide solutions best suited to you and your home.

Our residential services extend beyond just repairs and replacements. We also offer comprehensive maintenance plans to ensure your systems are always running at peak performance. Our team of certified technicians are equipped with the latest tools and technology to diagnose and fix any issues promptly and efficiently. We understand that every home is unique, so we customize our services to meet your specific needs and budget. Trust CW Suter to deliver exceptional service that enhances your home’s comfort and efficiency.

Commercial Services

We’re experts in helping businesses run efficiently – and profitably. We offer a wide range of services to commercial customers in every industry. We provide superior service and expertise from beginning to end.

Our commercial services are designed to minimize downtime and maximize productivity. We understand that a well-functioning HVAC or plumbing system is crucial to your business operations. That’s why we offer preventative maintenance plans, energy-efficient upgrades, and prompt emergency services. Our technicians are trained to work on all types of commercial HVAC systems, ensuring your business environment remains comfortable and conducive for your employees and customers. Partner with us to experience seamless service that supports your business’s growth and success.

Sign up for our Filter Subscription Service

Our filter subscription service is not just about convenience; it’s about ensuring the longevity and efficiency of your HVAC system. Regular filter changes can significantly improve your system’s performance and reduce energy costs. With our subscription service, you’ll receive high-quality filters that are perfect for your specific system. We take the guesswork out of filter changes, helping you maintain a healthier and cleaner indoor environment.

Get Peace of Mind with our Maintenance Plan

Your HVAC system is an investment that increases your home’s value and efficiency, as well as your health and comfort. It only makes sense that you want to protect that investment.

Our maintenance plan is designed to give you peace of mind knowing that your HVAC system is in good hands. Regular maintenance can prevent costly repairs, extend the lifespan of your system, and improve its efficiency. Our skilled technicians will perform thorough inspections, cleanings, and tune-ups, ensuring your system is operating at its best. Protect your HVAC investment with our comprehensive maintenance plan and receive exclusive benefits.

Need Help Right Away?

24/7 Emergency Services Available.

We understand that HVAC emergencies can happen at any time, which is why our emergency services are available around the clock. Whether it’s a sudden breakdown or a major leak, our team is ready to respond quickly and resolve the issue. Our emergency line, 712.252.3007, is always open, ensuring you get the help you need when you need it. With us, you can rest assured that your comfort and safety are our top priorities.

From heating and cooling to air purification and effortless controls, every component of the Lennox Ultimate Comfort System works seamlessly together to deliver nothing short of perfect air. Learn more about the Lennox Premier Dealer difference and see how these systems deliver the best in innovation, efficiency and comfort for every home.

Customer Reviews

Get Your Free

No-Obligation Quote

Residential customers can get a free no-obligation quote for a new HVAC system. Just fill out the form to get started.

Areas That We Service

CW Suter Services provides heating and air conditioning maintenance, repair and replacement services to Sioux City and the surrounding cities, communities and neighborhoods.

Pay Your Bill

Pay your bill online – It’s fast, secure, and simple! Please have your invoice number ready.

Financing Available

No one should have to wait around with a broken HVAC system. That’s why we offer financing options so you can get your new equipment fast!

Careers at Suter

We are always looking for qualified, experienced and positive HVAC and plumbing pros to join our team. If you have experience we encourage you to apply with us!