Unison Corporation is an engineering company that develops, designs, and manufactures grinding equipment and CNC grinding control systems. It was founded in 1959 and designed the patent to the DedTru® Centerless Grinding Fixture. Unison Corporation offers a complete line of standard and custom-made grinding machines. Its products feature both manual and computer controlled CNC equipment. Unison Corporation is one of the leading designers & builders of high precision grinders and is recognized worldwide for our expertise in the field of grinding.