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Discover TSI

Operating at a global and human scale

Discover TSI

TSI imagines, designs, and develops products that solve measurement problems. We collaborate with colleges and universities, research groups, and businesses around the world to set the standard for measurement expertise.

Operating at a global and human scale

At TSI, our global team strives to provide not only instruments, but also innovative solutions. We operate at both a global scale and a human scale—instruments that measure everything from atmospheric aerosols to the fit of a personal respirator. Turning data into actionable information enables our customers to do their jobs more efficiently. TSI understands the science, the data, and the processes that support your work.

TSI worldwide support

TSI, headquartered in Minnesota, has a global network with sales, service, and support locations in the UK, Singapore, China, and Germany. Wherever you are, we are there to support you.

Since 1961, we’ve set the standards for precision instrumentation and software solutions. Every day, our dedicated employees turn research into reality

 

Our Policies

Read our Privacy, Quality, Terms & Conditions, and other TSI policies

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Quality Management Systems

Continually improving our processes, products, and services.

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Engineered Excellence for 50+ Years

TSI's history goes all the way back to 1961 and as far away as Mars!

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News

News & Press

Read the latest news about TSI and industries we serve.

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Events

Events & Shows

We are at the industry events important to you.

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Careers

Grow with TSI

We encourage curiosity and critical thinking. Browse TSI jobs.

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Innovation

Patents & Awards

TSI researchers and engineers hold more than 50 patents.

Browse TSI's Patents

TSI scientists and engineers build tools for:

  • aerosol and fluid mechanics research
  • general-purpose flow meters
  • chemical and molecular analysis
  • indoor air quality
  • industrial hygiene
  • occupational health and safety
  • cleanroom and manufacturing space monitoring
  • laboratory and critical space room control
  • biohazard detection, and
  • material sorting and identification, to name just a few.