John J. Pempek, Inc.

At John J. Pempek, Inc., we are still serving clients we’ve had from the time we opened our doors in 1947. We have provided consistent, professional and expert service that has earned the trust of clients for more than half a century – and counting.

Dependable and consistent
What began as a general electrical contracting firm in the post-war housing boom has since become one of Chicagoland’s most dependable and consistent industrial power and control contractors.

Today we provide:

- Industrial and commercial contracting
- Machine service
- High-voltage service
- Manufacture of UL-registered custom industrial control panels
- Color infrared thermography, performed by licensed Level I and Level II thermographers

Single-source service

We handle everything in-house, from layout and installation through programming maintenance and emergency service. We have the experience and expertise to correctly identify the scope of every project and to implement the right solutions.