ONTOOnto Innovation Inc.

Onto Innovation Inc. is a semiconductor equipment and software company that provides process control solutions for microelectronics manufacturing. Onto Innovation designs, develops, manufactures, and supports systems for metrology, defect inspection, lithography, and data analysis, helping chipmakers monitor wafer quality, improve yield, and manage process reliability. Its product portfolio includes automated and integrated metrology, wafer inspection, advanced packaging lithography, yield management software, and factory analytics tools. The company serves semiconductor device manufacturers, wafer producers, and advanced packaging facilities, as well as specialty markets such as image sensors, power devices, MEMS, LEDs, and compound semiconductors. Headquartered in Wilmington, Massachusetts, Onto Innovation plays an important role in the semiconductor supply chain by supporting precision measurement and process optimization across manufacturing stages.