Help our customers find and implement the best solutions to their Automated Finishing Systems, Environmental, Acoustical, and Thermal requirements.

We provide coating systems for all major coating technologies (Liquid, Electrocoat, and Powder) on all major substrates (metal, plastics and wood). We also provide Plating and Anodizing systems with the recent addition of PriceWalgren, a division of George Koch Sons.

Our expertise in Acoustical Noise Solutions has evolved from extensive experience with Exterior Sound Barriers, Acoustical Test Enclosures and Personnel Enclosures.

Our unique thermal panel construction and extensive experience in materials drying and curing provide the foundation for specialized Thermal Solutions.

Our Environmental team focuses on water reuse and resource recovery, with excellent results in dramatically reducing the amount of water and chemical usage in pretreatment cleaning processes.


Grow sustainable profitability by increasing worldwide sales, executing flawlessly and innovating new products and services.


  • Integrity
  • Respect for People
  • Customer Focus
  • Continuous Improvement
  • Community Involvement


Koch is a diversified privately owned corporation, established in 1873, that has been serving customers for 140 years from its headquarters in Evansville, Indiana. We also have major operations based in Queretaro, Mexico, Lichfield, England and Caledonia, Michigan.


KOCH Headquarters
George Koch Sons, LLC
Evansville, Indiana, USA
Ph: 888-873-5624
KOCH Europe
George Koch Sons Europe Ltd.
Lichfield, United Kingdom
Ph: 0044 (0) 1543 444001
Koch Mexico
George Koch Sons de México
S. R.L. de C.V.
Queretaro, QRO, Mexico
Ph: 01152-442-245-2323
a division of George Koch Sons
Caledonia, Michigan, USA
Ph: 616-512-6420

Koch logoGeorge Koch Sons is one of seven major subsidiaries and the oldest part of Koch Enterprises, Inc. (KEI).  KEI is listed in the Indiana Business Journal Top 10 Private Companies and has more than 2,600 team members worldwide.

Click the link to learn more about the unique History of George Koch Sons