Executive Committee

Robin Greenleaf Portrait

Robin Greenleaf

Firm: Architectural Engineers, now IMEG Location: Boston, Massachusetts Ms. Greenleaf is Executive Vice President of IMEG Corp. She is located in the Boston office. She has served as President of…

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Linda Bauer Darr

Organization: ACEC Location: Washington, DC Linda is the President & CEO of ACEC and joined the Council in August 2018. She is a veteran trade association CEO, having begun her…

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John A. Rathke, PE, SE, FACEC

Firm: Mead & Hunt Location: Middleton, Wisconsin Mr. Rathke is a Vice President and Principal at Mead & Hunt, Inc. in Wisconsin. He is active on ACEC’s Transportation Committee and…

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Janice Headshot

Janice Marsters, PhD, P.E., FACEC

Firm: Hayley & Aldrich, Inc. Location: Honolulu, Hawai’i Dr. Marsters is a Senior Principal at Haley & Aldrich, Inc. and manages the firm’s Hawai‘i/Pacific operations. Dr. Marsters is an ACEC…

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Hartong Portrait

Gary Hartong

Firm: The Wooten Company Location: Raleigh, North Carolina Mr. Hartong is President of The Wooten Company in Raleigh, N.C. Mr. Hartong recently served as National Director for the American Council…

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Portrait of Ralph Guida, IV

Ralph Guida, IV, PLS, FACEC

Firm: Guida Surveying, Inc. Location: Irvine, California Mr. Guida is President and Founder of Guida Surveying, Inc. (Guida) in Irvine, California. He has been actively involved in the American Council…

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Portrait of Thomas Cascino

Thomas Cascino, P.E.

Firm: AECOM Location: Letham, New York 2022-2023 Mr. Cascino is a Vice President at AECOM in charge of the firm’s upstate NY transportation business covering all transportation design and construction…

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Daniel Larson, P.E.

Firm: American Engineering Testing, Inc. Location: Saint Paul, Minnesota Mr. Larson is the CEO of American Engineering Testing, Inc (AET), headquartered in St. Paul, Minnesota. AET is a 100% employee-owned,…

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Portrait of Melvin Williams

Melvin Williams

Firm: Terracon Location: Charleston, South Carolina Mr. Williams is VP/Senior Client Development Manager at Terracon in Charleston, South Carolina. Mr. Williams is the Chair of the ACEC Planning Cabinet and…

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Jay Wolverton, P.E.

Firm: CHA Consulting, Inc. Location: Duluth, Georgia Mr. Wolverton is the Executive Vice President and Chief Growth Officer for CHA Consulting, Inc. (CHA). Prior to joining CHA, Jay was the…

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