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Efficiency Meets Intelligence.

Efficiency Meets Intelligence.

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Advancing Semiconductor Inspection Tools

TSI Delivering Exceptional Services

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TSI Nano LPM System

Empowers Data-Driven Decisions in UPW Monitoring...Like Never Before

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Respirator-Fit-Tester

Trade-In and Upgrade Your Respirator Fit Tester

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2024_AIHA-IH-Award

See Through the Noise

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Find the Right-Sized Vaporization Solution

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Knowledge Beyond Measure

TSI Incorporated, headquartered in Shoreview, Minnesota, is a global leader in precision measurement instrumentation, software services and workflow management. For more than 60 years, we have been designing and manufacturing cutting-edge solutions that address critical needs in industries such as environmental monitoring, health and safety, HVAC testing, aerosol science, and industrial hygiene. 

At TSI, we are committed to advancing technology, ensuring our solutions remain at the forefront of the industry. Our customers rely on us not just for our accurate and reliable solutions, but also for unparalleled expertise and dedicated support. With a proven history of trust and innovation, TSI can help you make informed, data-driven decisions to get your job done.