Since the company was founded in 1931, customers have come to recognize Dwyer Instruments to stand for quality, reliability, and readily available low cost products. As a leading manufacturer in the controls and instrumentation industry, they continue to grow and serve major markets including, but not limited to HVAC, chemical, food, oil and gas, and pollution control. Dwyer has added to its success through several acquisitions of respected names such as Mercoid Controls, Love Controls, W.E. Anderson and Proximity Controls.