McMasters Koss Management

McMasters Koss Headquarters Building

Company Management

Ed Koss – President and CEO

Michigan State University – Bachelor of Arts in Business
Mercer University – Master of Business Administration

30 Years of Operational and Corporate Management experience including Manufacturer Quality Systems and Finance. Working with industry and corporate organizations to align best practices within McMasters Koss to strengthen customer relationships and deliver more value to customers and partners.

Paul Pirtle – Vice President and Partner

University of Michigan – Bachelor of Arts in Business

25 years experience in gasket and seal manufacturing and supply chain management. APQP trained to ensuring compliance of supply chain partners and the McMasters Koss organization as a whole. Ensuring resources are available to meet Customer needs with best practice technologies and staffing.

General Manager

Peter Gibbs – Chief Engineer and Partner

University of Michigan – Bachelor of Science in Mechanical Engineering

15 Years experience in materials testing, seal design and material selection in the automotive, power and electronics industries. Leading the establishment and staffing of the McMasters Koss Engineering facility which began operations in January 2024. Implementing the McMasters Koss ISO/IEC 17025 Testing and Calibration System and scheduling for registration by 2025.

Peter Gibbs Work Station

Bill Jackovich – Office Manager

35 Years experience in O-Rings, Gaskets and Seals for the automotive industry supervising inside sales and shipping departments to ensure compliance to customer requirements and JIT delivery needs.

Barb Landry – Operations Manager

20 years experience in operations, supply chain and logistics to ensure compliance to customer delivery and product performance requirements. Working with the inside and outside sales teams to meet customer delivery commitments and ensure the most efficient allocation of inventory.

Operations Manager

Conference Room

Please let us know how we can solve your sealing problem or meet JIT delivery requirements for your organization.

We provide solutions and supply products to manufacturers worldwide and can offer efficient solutions for your organization.

Reach out to management with your needs.

  • McMasters Koss Bulk Parts Shipment
  • McMasters Koss Commercial O-Ring Inventory Hallway
  • Customer Specific O-Ring Inventory
  • McMasters Koss Bulk Inventory Area
  • Shipping Department
  • Pallet ready to ship
  • Durometer Tester
  • O-Ring Micro Vu Measurement
  • ASTM Specifications for O-Rings and Rubber Seals
  • McMasters Koss Global Shipping
  • McMasters Koss Headquarters Complex
  • Oil Seal Environmental Test Machine
  • Quad Rings
  • Fluorocarbon O-Rings and Seals
  • Extruded Rubber Gasket
  • Custom Molded Rubber Seals
  • O-Rings
  • McMasters Koss PPAP with APQP Manuals
  • White Rubber Balls
  • Molded Rubber Seals
  • Oil Seals
  • Custom Molded Seals
  • Extruded Rubber O-Rings