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We Work with Organizations Like Yours

Since 1984, we have worked with organizations of all sizes and industries. We help leaders and their teams uncover insights that change the way they work—for the better. Let’s see what we can do for you.

What Sets Us Apart

The TTI SI assessment results really validate and put in black and white employees’ strengths and areas for improvement. This is a valuable tool all companies can benefit from.

Wade Johnson

CEO, Valor Health

Not Your Average Assessment

TTI assessments are science-based and validated by a team of researchers and statisticians. This robust data analysis has enabled us to build the world’s most reliable employee assessment tools.

We’re known for our multi-science approach, offering a suite of aligned assessments (or sciences) that reveal more actionable insights than a single assessment can.

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Global Reach, Local Expertise

Over the past 40 years, we’ve given people-first organizations worldwide the tools they need to succeed. Our partner network includes over 7,000 experts in 100 countries.
TTI Around the Globe

Work That Matters

From our humble beginnings in the farm fields of Iowa to creating award-winning assessments used around the globe, we’ve covered a lot of ground. We’re proud of the legacy our founder, Bill J. Bonnstetter, built. He knew that a deeper understanding of yourself and others could change the world.
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Two Ways to Work with us

Whether you are a leader who wants to use assessments in your organization or a consultant who wants to use them with your clients, you’re in the right place. Working with TTI is easy.

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