Signature Science is governed by a Managers Committee and led by a team with broad experience in scientific, technical, and operational leadership.

Brian J. Schimmoller
President and CEO

In April 2022, Mr. Schimmoller began serving as President & CEO, leading all aspects of the company’s operations. He oversees the company’s administrative leadership and technical, research & development, business development …


Michael A. Regester
Vice President, Administration

Mr. Regester oversees the administrative staff at Signature Science and is also responsible for coordinating all corporate finance, budget, accounting, legal, and related matters of the Company. Mr. Regester is an Aerospace Engineer …


Molly Isbell, PhD

Director, Quality Assurance and Data Science

Michael Re, PhD

Director, CBRNE Sciences

Sara Szmania, MBA

Director, Charlottesville Operations

Danielle Dickinson, PhD

Director, Systems Design and Integration

Managers Committee

Adam L. Hamilton, P.E.
President and Chief Executive Officer, Southwest Research Institute

J. Dan Bates
President Emeritus, Southwest Research Institute

Walter D. Downing, P.E.
Executive Vice President and Chief Operating Officer, Southwest Research Institute

Brian J. Schimmoller
President and CEO, Signature Science, LLC

Earl Maxwell, CPA
CEO (Retired), St. David’s Foundation, Austin, Texas

Milton B. Lee, P.E.
CEO and General Manager (Retired), CPS Energy, San Antonio, Texas

Jan Newton
President (Retired), SBC Texas

Joe McDonough, PhD
Vice President, Chemistry and Chemical Engineering Division, Southwest Research Institute