24 Hour Emergency Service Available

Why Zimmerman Exteriors?

  • Fully Licensed and Insured
  • Over 30 Years of Experience
  • Locally Owned & Operated in Granite City since 2006
  • 2 years Standard Warranty on Labor

We offer a maintenance service, as well as free estimates & inspections.
Zimmerman Exteriors only uses top quality materials. We recommend Owens Corning or GAF.
We magnet sweep and clean gutters on every job.
We have experience with storm damage and insurance claims.

Other Services:

  • Siding and Gutters
  • Decks and Windows
  • Soffit and Fascia
  • Insulation
  • Decks
  • Pole Barn Roofs
  • And Much More

We work to help customers improve the appearance of their own homes and can offer suggestions to make them more energy efficient.

Gary Zimmerman supervises every job.

Every customer is important to us. We strive for perfection on every job, however if any problem arises, we will respond immediately to quickly resolve it.


Zimmerman Exteriors is a BBB Accredited business with an A+ Rating

Request an Appointment