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Chicago Plumbing and HVAC Experts for 40+ Years

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Plumbing and HVAC Pros Proudly Serving the Chicago Area Since 1979

Chicago Home Service Professionals With Integrity

We care about your home just as much as you do, and we approach every
HVAC or plumbing project with our five core principles in mind.

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Safety First for our Family and Theirs

Think Twice, Act Once

Our team and our customers are our greatest assets. Value you them as such! As with all assets, we need to take care of the, protect them, and reduce the risks they face. No matter where you are – in the office, on the road or at the customer’s house – look at the situation and eliminate potential dangers.

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Delivering Superior Service

Exceeding Every Customer’s Expectations

There are many service companies. However, they’re only our competitors if we deliver the same level or service they do. We catapult above all others in the industry when we delight every customer and do far more than our customers dream we would. This is our greatest competitive advantage.

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Demonstrate Highest Level of Integrity

Doing the Right Thing Even When no one is Watching

When we work with integrity , we can trust each other and our customers can trust us. There aren’t any inconsequential things. Everything you do here is important and contributes to our success. The right way isn’t always the easiest or fastest way but we do what is right no matter what it takes.

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Great Place to Work

All For One and One For All

Like rowers on a boat, a team pulls together. We each deliver to the very best of our ability and we trust our fellow team members to do the same. When we show up to work fully engaged and impaired, and ready to work as a team, we become more than co-workers; we become a team.

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Core Purpose

Helping All People Live in Greater Safety and Comfort

The work you do at Intelligent Service is essential because we’re not just in the service business- we’re int he business of improving people’s lives. It’s an exciting privilege to be part of a team that can contribute to the world, and you’re an essential part of this teams contribution.

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The Smart Choice for Year-Round HVAC Maintenance Service

With a Genius Club membership, you get the discounts and service you need to keep your HVAC unit in prime condition year after year.

  • Save Money
  • Reduce Hassel
  • Great Deals
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(847) 916-0740
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