George Koch Sons LLC

George Koch Sons LLC

Koch is the leading thermal/acoustic building system producer with decades of innovation and expertise. The Koch modular interlocking pre-fabricated steel panel is the industries gold standard. Our comprehensive range of products serve both the industrial/commercial acoustics and the industrial/commercial oven markets.

Within the acoustics industry, products range from community noise control barriers, quiet rooms for product quality audits, machinery sound reduction enclosures, in-plant acoustical personnel/control rooms and aluminum sound absorption panels used in power modules.


Koch Panel Products is organized within George Koch Sons, LLC, a subsidiary of Koch Enterprises, Inc., which dates back to 1873. Koch modular thermal panels were originally developed in the 1930s for large paint-drying and curing ovens by the Koch Industrial Paint Finishing Division.

Koch Enterprises has grown from a small tin shop in 1873 to a diversified corporation with 3,000 employees and a manufacturing area of more than a million square feet. Throughout the past century, the company’s reputation has not only been based on the quality workmanship of trained and experienced craftsmen but also on a tradition of excellence since1873.

George Koch Sons LLC

George Koch Sons Sister Companies

Gibbs Die Casting Corp. Manufacturing aluminum and magnesium parts making cars lighter and more fuel efficient.

Audubon Metals LLC: Removes aluminum from automobile shredder residue and smelts it into alloys used for die casting.

Uniseal, Inc.: Producing structural adhesives, sealants and cellular rubber parts so cars are quieter.

Brake Supply Co., Inc.: Providing services to keep heavy equipment operating at peak performance.

Koch Air LLC: Delivering indoor comfort with high efficiency CarrierTM Systems.

South Western Communications, Inc.: Providing building security, communications and controls system integration.

Comfort Financial Services, LLC: Enabling you to upgrade your heating and air conditioning system with low monthly payments.

George Koch Sons LLC


George Koch Sons is an ISO 9001:2008 registered company


  • Acoustical Barriers
  • Acoustical Enclosures
  • Personnel Enclosures
  • Acoustical Doors
  • Sounds Absorption Panels

George Koch Sons, LLC
10 South Eleventh Avenue
Evansville, IN 47744
Phone: 888-873-5624
Fax: 812-465-9814