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Efficiency Meets Intelligence.

Introducing the TSI OmniTrak™ Solution – make your job easier wirelessly connecting modules to take measurements, create reports, and analyze the data provided to help improve indoor space conditions. Learn More

Measure More, Even in Motion

The new TSI OmniCount™ Portable Water-CPC delivers precise, ultrafine particle measurements anywhere you go. Learn More

Advancing Semiconductor Inspection Tools

TSI Delivering Exceptional Services

In 2024, TSI dedication to quality, responsiveness, and customer satisfaction was reflected in the outstanding feedback from our valued customers Read more

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

The TSI Nano LPM™ System Advances Process Control Detection to 10 nm.

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Trade-In and Upgrade Your Respirator Fit Tester

Don't miss out on our exclusive promotion to trade in ANY BRAND of Respirator Fit Tester and receive a trade-up credit to purchase a new TSI® PortaCount™ Respirator Fit Tester. Save Now

Find the Right-Sized Vaporization Solution

MSP’s vaporization solution transformed thin film deposition, tackling particle challenges and exceeding expectations to drive semiconductor manufacturing success. Full Customer Story

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.

HVAC and TAB Consultants

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Occupational Health and Safety

Indoor Environments

Electronics Manufacturing

Healthcare

Careers

TSI creates a better world by helping protect people, products, and the environment and optimizing research and industrial processes. We believe the contribution of each employee is critical to our success. We hire passionate people, who take the initiative to exceed the expectations of our customers! Bring your expertise and excitement to TSI to develop products and services that protect people and the environment that we live in.

Discover your career at TSI!

At Your Service

For more than 60 years TSI Service has been delivering excellent and quick instrument service, repair, and calibration thanks to our expert technicians.

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