Onto Innovation Inc.

Onto Innovation Inc. is an American semiconductor company that designs, develops, manufactures, and supports process control tools for the microelectronic manufacturing industry. Formed in 2019 from the merger of Rudolph Technologies, Inc. and Nanometrics Incorporated, the company's mission is to deliver comprehensive process solutions to advanced manufacturers globally through collaboration and innovation, aiming to optimize their critical path of progress by making them smarter, faster, and more efficient. Its headquarters are located in Wilmington, Massachusetts, United States.

The company's product portfolio includes automated defect inspection and metrology systems, probe card test and analysis systems, lithography step-and-repeat systems, and a broad range of process control and analytics software. These solutions cater to various market segments, including semiconductor wafer processing, final manufacturing, data storage, compound semiconductor manufacturing, flat panel display, Micro-Electro-Mechanical Systems (MEMS) manufacturing, advanced packaging, CMOS technologies, and specialty devices. Onto Innovation also provides worldwide customer service, applications support, technical training, and a dedicated packaging applications center.

In recent news, Onto Innovation has reported strong demand for its Dragonfly® G5 inspection platform, particularly for 2.5D advanced AI packaging applications, leading to increased revenue guidance for the first and second quarters of 2026. The company also announced a strategic partnership with Rigaku to advance next-generation process control solutions. Under the leadership of CEO Michael P. Plisinski, Onto Innovation is positioned as a leading provider in the Semiconductor Equipment & Materials sector, focusing on high-growth areas such as artificial intelligence, power semiconductors, and next-generation transistor technologies.