Focused on founder-led businesses.
Creating value by supporting growth.

Thompson Street Capital Partners is a St. Louis-based private equity firm focused on investing in founder-led middle market businesses. We have acquired more than 150 companies in the Healthcare & Life Science Services, Software & Technology Services and Business Services & Engineered Products sectors and have managed more than $2.6 billion since being founded in 2000. TSCP partners with management teams to increase value by accelerating growth, both organically and via complementary acquisitions.

Working
with us

We believe in taking a handshake approach to business. Whether you are a founder, an executive, an investor or an intermediary, our goal is to partner with you and work alongside you to generate growth and add value. Hear what it's like to work with us, from some of our current and past partners:

Bob Bean
Transnetyx, Inc.

“... we are fortunate, very fortunate, to have found Thompson Street Partners as a capital partner for our company. I would recommend Thompson Street to other business owners if what they’re looking for is a true partnership to grow their business.”

Ariel Kunar
The Payment Group

“Thompson Street came out as the clear winner in our minds – they felt like true partners.”

Mike Pizzella
StayLock Storage

“I’m always amazed at how intelligent the Thompson Street team is and how quickly they can grasp what the underlying drivers of our business are even though they’re not in the day-to-day components of the business.”

Team

Our culture is driven by honesty, discipline and creativity. Our team of professionals brings more than 100 years of combined middle-market private equity experience and commitment to success.

Portfolio

We are proud to have partnered with many great companies since we were founded in 2000. Our team is committed to providing the right environment and resources for our portfolio companies to achieve accelerated growth – creating value for founders, management teams and our investors.

Target Niches

Our team continually researches, develops and pursues investment theses in various industry niches within our core investment sectors. Our research-driven model helps us build deep industry knowledge and allows us to proactively support our portfolio companies’ growth initiatives.