Trust the Experts for Your Commercial HVAC Equipment Needs in Saint Charles

Working with Golden Seal Service Experts Heating & Air Conditioning makes choosing the best commercial heating and cooling system quick in Saint Charles.

We’re a frontrunner in installing and servicing commercial HVAC systems from major manufacturers. You can count on our HVAC specialists to have your commercial building comfortable again fast, whether you need to repair or replace your system.

Having achieved NATE certification, our techs are Experts in their line of work. They’ve completed comprehensive training to earn HVAC’s gold standard. This training also allows them to serve you more effectively.

Plus, all of our outstanding work is backed by a one-year, 100% Satisfaction Guarantee.*


Our Commercial HVAC Products

You’ll get Expert installation and best-in-class technology with Golden Seal Service Experts Heating & Air Conditioning. Our commercial systems are made to give remarkable comfort and indoor air quality for your business.

Commercial Rooftop Systems

Not only are our rooftop systems made to last and dependable, they’re efficient too.

Most of them are ENERGY STAR® qualified, which could help decrease your utility expenses. And some models can be paired with solar equipment, which could help you save even more.

Our rooftop systems are also among the most innovative products you can buy. Plus, you can count on them to provide steady comfort for years to come.

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Commercial Solar Energy Systems

Solar energy is good for your business—and the environment. Incorporating green energy can significantly decrease your heating and cooling costs. And possibly make you eligible for a federal tax credit.

Our rooftop solar HVAC systems can be scaled to match your needs. With dual electric or gas capacity, you’ll benefit from advanced efficiency and reliability. And you’ll lessen your reliance on the power grid during prime times.

When the equipment isn’t heating or cooling, it can run lighting and electronic devices.

In some areas, surplus power can be sent back to your utility for a credit.

Golden Seal Service Experts Heating & Air Conditioning can also support you in achieving Leadership in Energy and Environmental Design (LEED) accreditation for your building. This ranking system recognizes the most efficient structures.

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Commercial Mini-Split Systems

Mini-split systems are a great way to heat and cool commercial spaces lacking ductwork.

Also known as a mini-split heat pump, these systems use an outdoor unit to run multiple indoor wall- or ceiling-mounted units. These systems feature energy efficiency and the potential to set the temperature in one room.

ENERGY STAR®-rated systems can help you save even more—up to 50 percent on heating and up to 30 percent on air conditioning, when compared to regular heating and cooling systems.

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