• Seasoned investor rejoins a highly tenured team of private equity specialists.

• Will partner with investment team to select primary partnerships, co-investments and secondaries.

• Strategic hire reflects Mesirow’s continuing expansion of private capital capabilities.

CHICAGO, December 15, 2025 – Mesirow, an independent, employee-owned financial services firm, today announced that Billy Taki has rejoined Mesirow Private Equity as Senior Vice President. Billy was previously a key member of the team from 2015 to 2019 and, more recently, served as an investor at early-stage fintech fund ResilienceVC. In his new role, Billy will support the investment team’s efforts to select primary partnerships, co-investments, and secondaries alongside best-in-class private equity sponsors.

This strategic hire underscores Mesirow’s commitment to expanding its private capital capabilities and delivering differentiated opportunities for institutional and private clients. Mesirow Private Equity has $7.1 billion in assets under management as of June 30, 2025,¹ and has long focused on providing diversified private equity exposure through disciplined selection and deep relationships with leading sponsors.

“I’m thrilled to return to Mesirow and contribute to its long-standing tradition of excellence in private equity,” said Billy Taki. “I look forward to working with this talented team to deliver innovative, risk-adjusted solutions that create lasting value for our clients.”

“We’re pleased to welcome Billy back to Mesirow,” said Bob DeBolt, CEO, Private Equity. “His experience as both a direct investor and operator in high-growth fintech businesses brings new capabilities to our origination efforts and will lead to more high quality opportunities for our clients.”

To learn more, visit mesirow.com/privateequity.

About Mesirow

Mesirow is an independent, employee-owned financial services firm founded in 1937. Headquartered in Chicago, with offices around the world, we serve clients through a personal, custom approach to reaching financial goals and acting as a force for social good. With capabilities spanning Private Capital & Currency, Capital Markets & Investment Banking, and Advisory Services, we invest in what matters: our clients, our communities and our culture.

Mesirow has been named one of the Best Places to Work in Chicago by Crain’s Chicago Business multiple times and is one of Barron’s Top 100 RIA firms. To learn more, visit mesirow.com, follow us on LinkedIn and subscribe to Spark, our quarterly newsletter.

Mesirow refers to Mesirow Financial Holdings, Inc. and its divisions, subsidiaries and affiliates. The Mesirow name and logo are registered service marks of Mesirow Financial Holdings, Inc., © 2025, Mesirow Financial Holdings, Inc. All rights reserved. Investment management services provided through Mesirow Financial Investment Management, Inc., Mesirow Institutional Investment Management, Inc. and Mesirow Financial Private Equity Advisors, Inc., all SEC-registered investment advisor, a CFTC registered commodity trading advisors and member of the NFA, or Mesirow Financial International UK, Ltd. (“MFIUK”), authorized and regulated by the FCA, depending on the jurisdiction.

Award recognition disclosures: mesirow.com/award-recognition-disclosures

1. Private Equity assets under management are as of 6.30.2025 and are calculated by adding uncalled commitments and net asset value as of a period end. The most recent data is preliminary and estimated.