Donnacha O’Sullivan

Donnacha is a Principal at TT Capital Partners. He serves as a leader on TTCP’s investment team and is focused on sourcing and leading investments in high-growth healthcare services and healthcare information technology companies. He joined the firm in 2017.

Donnacha has approximately 15 years of healthcare investing and investment banking experience. As a growth equity investor, he has broad experience developing and implementing strategic initiatives alongside management teams. Donnacha sits on the boards of TTCP portfolio companies InHome Therapy, and MediStreams and was previously on the board of Actium (which became Syllable).

Prior to joining TTCP, Donnacha spent several years as a healthcare investor at Baird Capital, also focused on healthcare IT and services businesses. Donnacha was previously a healthcare investment banker at Piper Sandler (then Piper Jaffray).

Donnacha earned a B.S. in Finance from the University of Illinois and an M.B.A. from the University of Chicago Graduate School of Business, both with high honors.