Triosim Announces the Acquisition of RPM – Refiner Products Manufacturing, Located in Charlotte, NC and Darlington, SC

Charlotte, NC. December 29, 2022– Triosim Corporation, headquartered in Appleton, Wisconsin, an industry leader in the pulp, paper and industrial markets is pleased to announce its newest acquisition, RPM – Refiner Products Manufacturing. With offices in Charlotte, North Carolina, and manufacturing facilities in Darlington, South Carolina, RPM is the perfect fit for Triosim’s strategic regional approach to growth in the areas of customer support and service. This is the 7th strategic acquisition Triosim has made in the past 4 years.

RPM was formed in 1988 and has built a reputation as a trusted supplier to the pulp, paper, and fiberboard industries. RPM’s offerings have grown to include rebuilds, spare parts, and field services for refiners, digesters, and screw feeders from all manufacturers.

RPM has accomplished growth by focusing on improving production and extending life of their customer’s critical equipment. This has been accomplished through modifications and upgrades to OEM designs and through metallurgical content improvements. Innovative solutions such as these lead to improved customer outcomes and are only a small sampling of the reasons RPM has remained successful for over three decades.

“The RPM product offerings and sales methods fit perfectly into Triosim’s critical equipment focus and sales through solutions approach. The team at RPM has established an outstanding reputation as experts in their areas of focus.” said James Hickman founder and CEO of Triosim Corporation. “We are honored to have the opportunity to take the baton from Sid Prozinski and Rick Taylor so that we might continue and expand their efforts to serve pulp, paper, and fiberboard customers using our growing Triosim support network”.

Sid Prozinski, founder and co-owner of RPM, said “Triosim is a great fit for RPM, our customers, and our employees. We are happy to become a part of the Triosim team.”


About Triosim


Triosim Corporation provides Precision Maintenance Services, Critical Equipment (New and Restoration), and Advanced Diagnostic Services to the pulp and paper industry. Triosim focuses in the areas of pulp washing, woven machine fabrics, stock preparation, onsite mechanical maintenance services, metrology, nondestructive testing, and finishing equipment. Triosim’s key locations are in Appleton, WI., Jacksonville, Fl., Star City, Ar., Vancouver, WA., Middletown, OH., White Pine TN. Carrollton, GA., Greenland NH., Long Beach MS., Leland, NC., Clinton, LA, Muskogee, OK, Montgomery, AL, and Darlington, SC in the United States and Prince George British Columbia, Canada.

To learn more about Triosim, visit