Founded in Cleveland in 1995 by engineer Arnold von Engelbrechten, System Seals designs and manufactures custom high-performance sealing systems for equipment where failure is not an option. Its engineers use proprietary modeling tools to tailor seals to exact operating conditions, supporting OEMs and operators in demanding wind-energy, oil-and-gas, and heavy-industrial applications. The company now has more than 160 people across North America and Europe and serves customers in over 40 countries.
ISO 9001
certification
Clark Seals, LtdFounded in 1956, Tulsa-based Clark Seals engineers and precision-manufactures custom elastomeric seals for original equipment manufacturers and oil and gas applications. Its engineers are known for tackling difficult failures, from seasonal snow-blower leaks to contaminated commercial washing-machine seals, often redesigning the seal around the equipment rather than fitting a standard part. The company also operates a 130-employee manufacturing facility in Ningbo, China, with a stated annual capacity of 40 million pieces.WILLOUGHBY, OH
Mantaline CorporationSince its founding in 1964, Mantaline Corporation has built its identity around engineering-driven manufacturing from its headquarters in Mantua, Ohio. The company develops customized elastomeric sealing systems for customers in transportation, construction, and industrial markets, with operations across North America and Mexico. Its quality and environmental systems are registered to ISO 9001:2015, IATF 16949:2016, and ISO 14001:2015.MANTUA, OH
Flexaseal Engineered Seals and Systems, LLCFrom its Vermont headquarters, Flexaseal Engineered Seals and Systems designs and manufactures mechanical seals and engineered seal support systems for rotating equipment in demanding industrial settings. Beyond its U.S.-based manufacturing, the company supports customers worldwide with seal repair, custom engineering, and predictive maintenance services such as motion amplification and laser alignment. Flexaseal holds ISO 9001:2015 certification and has operated in its local community for more than 30 years.ROCHESTER, NY.svg)
Scott Rotary Seals (SRS)Grant E. Scott Jr. founded Scott Engineering Company in Olean, New York, in 1960 with a willingness to tackle unusual engineering challenges—a spirit that still defines Scott Rotary Seals. The company now serves customers worldwide from its Olean operation, drawing on more than five decades of specialized fluid-sealing experience and complete in-house production to develop custom solutions for demanding rotating equipment applications.OLEAN, NY