About Your Rubber Parts
- Critical to your products’ intended function and your brand reputation
- Manufactured from compounds that must strictly comply with your Material Specifications and/or agency approvals like: FDA, NSF, QPL, UL, Mil-Aero
- Scores of SKUs, consumed in varying release/production volumes
- Among the Lowest Cost components in your Total Spend
- Expected to arrive flawlessly, with zero defects or delays
- Often the most likely to fail and most visible at failure
Rothkopf will help your people translate your application requirements into the ideal rubber part. While we’re working for you on our end, your team is free to continue their work. We have earned a reputation for providing exceptional service throughout the component sourcing and buying journey. Rothkopf will always respect your time and deliver the highest value.
Why choose Rothkopf?
Rothkopf delivered our first rubber part, an O-ring, in 1956. In the decades since, while we’ve grown our business and the breadth of our product offerings, our people-first culture remains foundational to our identity. Our experienced team has consistently earned the trust of our customers by always doing what we say we will do, delivering superior quality parts, providing excellent customer service, and creating fulfillment solutions that reduce risk and cost.
ROTHKOPF Supply Chain
Rothkopf commands a global network of manufacturers with unique areas of expertise in rubber compound materials, manufacturing capacity and capabilities, and unique product specializations. All are ISO-Certified and Certificates are available to our customers upon request. Rothkopf utilizes our manufacturers to collaborate and compete for every part in order to bring the ideal solution to our customer.
ROTHKOPF Subject Matter Expertise
ROTHKOPF Flawless Fulfillment
When you need expert help with o-rings, seals, and custom-tooled precision-molded rubber components, Rothkopf is standing by to help. Reach out to Rothkopf today and let’s get to work.
Our Company History
What We Do
For over 65 years, Rothkopf has excelled at delivering the right rubber component at the right price, right on time. Headquartered in Chesterfield, Missouri, our family-owned business is now in its third generation, and we take great pride in what we do—putting people first and always keeping our word have been our top priorities since 1956.
We have decades of specialized technical and material pedigree expertise for high-precision/close tolerance components. Our proactive approach to assisting customers includes custom packaging, consumption rate monitoring, min/max programs, auto re-stocking, distribution, logistics and more.
Rothkopf Family History
Initially operated as the R.F. Carlson Company, John Rothkopf, a long-time employee, purchased the company in 1984 and formed Rothkopf & Associates, Inc. John’s son, Michael, now owns the company and continues to grow the business along with his sister, Sue, and son, Stephen. To learn more about our history and the values of our company, read our article on the life and legacy of John Rothkopf. Our door is always open and we invite you to stop by, take a tour, and meet the entire team.
MEET THE EXPERTS
The Rothkopf team offers each and every client a combined 150 years of expertise. Our combined experience is shared freely, and we are always happy to discuss a part, a project or a problem.
Company founder John Rothkopf created a legacy of one-on-one personal service and expertise. Though the world communicates much differently now, his spirit of service lives on.
Business Development Manager
Director of Operations
Inside Sales/Customer Service
Distribution Operations Lead
Rubberologist / Senior Technical Sales