Criterium-Hardy Engineers

Vandevanter Engineering, a Cogent Company, has been providing top-quality products and services in the Water and Wastewater treatment industry since 1944. With a commitment to meeting customer needs, reliability, and efficiency, Vandevanter is the preferred choice for Municipal service, offering design assistance and service to ensure customer satisfaction. As one of the 11 best-in-class partner companies, Vandevanter, a Cogent company, specializes in pumping and process equipment solutions and service for the Oil and Gas, Petrochemical, Water, and Wastewater treatment industries. With a focus on national strength and local service, Vandevanter offers complete shop and field service, test facilities, SCADA design, and maintenance, ensuring efficient and reliable solutions for all pumping needs.Generated from the website

DEMA Engineering Company, founded in 1956 and located in Saint Louis, MO, is a global leader in dispensing solutions, known for pioneering dilution control systems with their innovative slide-bar faucet proportioner. With a diverse range of chemical dosing and fluid control products, DEMA serves multiple industries including housekeeping, food service, laundry, and industrial applications. Generated from the website

Established more than 40 years ago, Lectro Engineering Company provides products and service to the plastics industry. The company focuses on the packaging, automotive, medical, industrial, consumer goods and sporting goods industries. The company offers a range of products that include the LT 2000 line of space-saving plastic surface treaters for 3-D parts; the LTIII forced-air plasma surface treater for lab and small profile applications; the LT Cold Flamer in-line flame-treating systems; the Internal Plasma Treater that treats the inside and outside of hollow plastic parts for adhesion of barrier coatings, foams and other materials; a plastic surface treater for in-line plastic parts; the Plasma Torch forced-air plasma discharge used for treating narrow or deep areas; and Dyne test kits used for accurate testing of Dyne levels on various surfaces. Lectro Engineering Company is headquartered in St. Louis.