Proportion-Air Inc.

Proportion-Air, Inc. is a US-based manufacturer globally recognized for quality and excellence in industrial automation, specializing in proportional electro-pneumatic pressure and flow control devices. They offer a comprehensive range of products including electronic pressure regulators, high and low-pressure valves, mass flow controllers, and pressure transducers for various industrial applications. Serving sectors such as aerospace, semiconductor, food processing, medical, and automotive, Proportion-Air provides precise, repeatable, and customizable control solutions. The company is committed to innovation and also offers pneumatic safety regulators and hazardous location products, ensuring reliable performance across demanding industrial environments. Their expertise extends to pneumatic control solutions for a diverse client base, from startups to multinational corporations.