TSI Incorporated, headquartered in Shoreview, Minnesota, is a global leader in precision measurement instrumentation, software services and workflow management.

Getting in touch with TSI is easy. Please complete the form below and a TSI representative will reach out to you shortly.

If you own a TSI instrument, we hope you will take advantage of the benefits available to you. For example, create a tsi.com account and track your instrument inventory and calibration due dates.

At TSI we believe in creating a better world by helping protect people, products, and the environment and optimizing research and industrial processes on a global basis. We are honest in our dealings …

TSI creates a better world by helping protect people, products, and the environment and optimizing research and industrial processes. We conduct business with integrity.

Visit the TSI history page to browse highlights from our 50+ years building world class measurement instruments.

TSI partners with a global network of distributors that can assist you with your TSI instrumentation needs. Use the form below to search for a TSI representative or distributor in your area.

TSI’s cleanroom facility environmental monitoring products with built-in redundancy provide the confidence you need to reliably monitor critical processes and demonstrate compliance.

TSI is here to support you and your business: we are committed to provide you the highest standards in product service, repair and calibration. A dedicated team of professional experts will take your …

The world has changed a lot since TSI started building instruments in 1961, but some things remain the same. TSI’s commitment to our customers’ success, our dedication to research, and our drive to …