Call Today! (920) 439-1980


Originally founded by the late Cyril Schneider in 1992, SEI is currently being run by his wife and three children. We are a woman-owned business located in East Central Wisconsin which specializes in the manufacturing of OEM brake products. The original building has been expanded several times and is now 37,000 square feet of production space and is an ISO 9001:2015 certified company.

SEI is equipped with precision turning equipment, CNC machining centers, surface grinders and dynamic & static balancing capabilities. You can rely on our commitment to the quality, craftsmanship and attention to detail that your project requires. We can manufacture small parts and up to 84″ OD’s with a maximum height of 63″ tall.


SEI, is a leader in the brake manufacturing industry. It is our mission to continuously improve, develop, and produce the best braking system on the market, while becoming an employment leader in our community.

IMG_0561Values of our Business

Every effort that we put forth to accomplish our mission is as important as our mission. Therefore we will:

  • Provide an atmosphere that allows our people to realize their full potential by encouraging growth, commitment, and open lines of communication.
  • Continue to strive to produce products of exceptional quality and value with zero defects.
  • Use our customers’ loyalty and satisfaction as a measure of our company’s success.

Contact Information

Hours: Monday – Friday 6:30 a.m. to 4:00 p.m.
Phone: (920) 439-1980
Fax: (920) 439-1984
Technical Support: