Farris Engineering is a subsidiary of Curtis White Fluid Control Company in the United States. It has been leading the design and manufacturing industries of spring and pilot pressure relief valves since the early 1940s. The company is headquartered in Blackswell, Ohio, USA and supports Farris’ manufacturing, engineering, design and inspection, including an ASME certified fluid testing facility. Provide sales and operations support to the international market through Farris, a factory located in Canada, the United Kingdom, Brazil, China and India. All manufacturers are ISO 9000 certified.

Over the past 70 years, the performance of Farris products has been fully verified by automatically and proactively overpressure protection of thousands of factory equipment and facilities around the world. As Farris' innovative development has become the standard in the pressure relief valve design industry, Farris has won the reputation of "the front line of safety".

Farris provides products and solutions that serve many industries, including hydrocarbon processing, smelting, petrochemicals, fossil and nuclear power generation, natural gas production and transportation, pharmaceuticals and general processing industries. The products are designed and manufactured in accordance with ASME standards, Parts I, III and VIII, and their performance has been certified by the National Association of Boiler Pressure Vessel Inspectors. Valves comply with API standards, hold certificates such as PED/CE, CRN, ATEX, CSQL, CSA B51, TR CU 010 and TR CU 032, and receive special certifications from many other countries, industries and customers.