Onto Innovation ONTO

SemiconductorsMarket cap $14B2 connections

Onto Innovation makes optical metrology and inspection equipment for semiconductor manufacturers. Its systems measure the thickness of thin films and detect defects during wafer processing - critical quality control at every step of chip fabrication. Every major fab from TSMC to Samsung uses metrology tools like Onto's.

Open Onto Innovation's Company Hub Simulate a merger Supply chain See it on the map

Customers 1

Companies Onto Innovation sells to

TSMCSemiconductors · $900BOnto metrology systems in TSMC fabs

Partners 1

Strategic partnerships, joint products and alliances

Applied MaterialsSemiconductors · $385BOnto metrology integrated with AMAT deposition tools

Other Semiconductors companies

NVIDIA Broadcom Micron AMD TSMC Intel Lam Research Applied Materials Samsung ASML

Embed this on your site

Show Onto Innovation's network in an article or report - it updates as our data does.

<iframe src="https://vexmap.com/embed.html?co=ONTO" width="600" height="420" style="border:0;border-radius:12px;max-width:100%" title="Onto Innovation on VexMap" loading="lazy"></iframe>

Preview

Relationships are compiled by VexMap from company filings, announcements and reporting, and last reviewed September 2026. Spotted something wrong? Tell us. Not investment advice.