About Us | KLINGER Thermoseal

KLINGER Thermoseal and KLINGER RCM USA are your trusted partners for quality sealing products and solutions. Located in the heart of the Midwest, just off of Interstate 75 in Sidney, Ohio, we specialize in manufacturing and distributing reliable products for industrial and OEM applications. Backed by extensive expertise, our knowledgeable team delivers unparalleled application and engineering support to meet the needs of our customers and end users.

We keep things flowing. Our sealing materials are found wherever fluids or gases must be safely contained and transported through pipelines and systems. We proudly serve a diverse range of industries, including petrochemical, chemical, food processing, paper, mining, steel, transportation, and both light and heavy industrial manufacturing.

As part of the globally renowned KLINGER Group, we draw on over 135 years of experience in research, development, and production of high-quality products. This legacy of innovation and reliability is why companies across North America trust KLINGER Thermoseal and KLINGER RCM USA to deliver excellence in fluid sealing and control solutions.

Quality Management

Connect with Quality.

At KLINGER, we are unwavering in our dedication to delivering excellence in products and services, ensuring unparalleled customer satisfaction. This commitment is realized through strict adherence to requirements and the ongoing enhancement of our quality management system. Customer satisfaction remains at the core of our business objectives, driving us to consistently exceed expectations.

Our dedication to quality is reinforced by tens of thousands of hours invested in scientific development, testing, analysis, and improvement—paired with an unmatched level of industry expertise. Certification to the International Organization for Standardization (ISO 9001:2015) underscores our continuous improvement efforts and guarantees consistent, high-quality standards throughout all processes at KLINGER Thermoseal and KLINGER RCM USA.

Quality Statement

KLINGER Thermoseal and KLINGER RCM USA are dedicated to providing quality sealing products, on time, and with industry leading customer service and technical support. This is achieved through our commitment to continually improve our quality management system, the establishment and review of quality objectives, and by the commitment of all employees to comply with our quality management system.

Download our current ISO Certificates here:

Our Presence

We maintain membership with and are active in several industry associations: