Hagedorn & Gannon

Chem-Solv Inc. is a process equipment supplier located in Saint Louis, MO, serving the Midwest region, including Missouri, Illinois, Kansas, Indiana, Kentucky, Iowa, and Nebraska. The company specializes in a variety of products, including heat transfer fluids, vacuum pump systems, and solutions for corrosion control and air pollution management. With a commitment to representing industry leaders, Chem-Solv Inc. offers comprehensive support for industrial wastewater treatment and fluid mixing applications. The company leverages its expertise to meet the diverse needs of its clientele in the process equipment sector. Generated from the website

Sample Brothers, Inc. is a manufacturers representative serving the process, power, pipeline, marine, and railroad industries. Our 500,000 sq. ft. warehouse, located in St. Louis, MO, stocks thousands of filtration products, as well as maintenance parts for the support of stationary engines. The numerous piston rings, firing test pressure indicators, and explosion relief valves are typically warehoused products. We are also agents for suppliers of quality mechanical equipment providing heat transfer and vacuum products, expansion joints, metal hose, mist eliminators, silencers, compressed air dryers and much more. Our team of trusted advisors are available to provide extensive engineering experience and technical support.

Founded in 1983, Progressive Recovery (PRI) specializes in four core areas of expertise, including Process Management Systems; Biowaste treatment Systems; Contract Manufacturing; and Service. PRI is one of the world's largest providers of closed loop solvent management and solvent wash systems for the printing, paint and coatings manufacturing industries, and a custom fabricator for a variety of industrial filtration systems for the oil and gas industry. PRI Bio specializes in the design and manufacture of systems for the treatment of biologically hazardous liquid and solid waste for research facilities, pharmaceutical companies, veterinary diagnostic laboratories, universities, hospitals, biodefense facilities and more. PRI Bio's treatment systems support ongoing research advancements while offering a last line of defense for the general public and the environment. As an employee-owned company, PRI is committed to investing in its employees to help build long-term wealth and success. With a reputation for quality and reliability, PRI is an ISO 9001:2015 certified manufacturer, with over 3,000 systems in 35 countries worldwide, and a dedicated Service Solutions team who provide customer support.