O2 Promotes Thomas Girdler to VP

O2 Investment Partners has promoted Thomas Girdler to Vice President, reflecting his performance and expanded responsibilities within the firm. The promotion follows another active year for O2 and supports its continued growth entering 2026.

Mr. Girdler has worked with portfolio company management teams, contributing to investment execution and ongoing portfolio support. He has been involved in evaluating new opportunities and advancing O2’s investment philosophy through hands-on collaboration with operating leadership.

In 2025, O2 completed 36 acquisitions and added four new team members.

O2 is headquartered in the Detroit suburb of Bloomfield Hills.