Serving the Northern & North West Suburbs of Chicago

We accept all major credit cards

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Stay prepared with a backup generator

Be prepared for anything with a backup generator system. Klees Electric Inc. offers generators from the best brands in the industry, including Generac generators and Guardian generators.

  • Residential and commercial generator installation

  • Fast repairs

  • Natural gas generators

  • Air-cooled generator parts on hand

  • Generator tune-ups available (every 2 years as required by the manufacturer)

  • 2-year 100% warranties and 3-year warranty for parts

  • Large liquid cooled units

Generator services

Klees Electric Inc. offers generators of all sizes, ranging from 7 to 300 kw. Our technicians will service both smaller, 7–20 kw air-cooled units and larger, 22–300 kw air-cooled units.


Learn about our other services, including new construction and remodeling services, residential electrical services, commercial electrical services, and lighting services.

Choose from both large and small generators

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on generator services!


Klees Electric Inc. has been in business since 1973.