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David Gan

Chief Legal Officer

David Gan is Chief Legal Officer at AECOM (NYSE:ACM), the world’s trusted infrastructure consulting firm delivering professional services across the project lifecycle – from planning, design and engineering to program and construction management.

In this role, Mr. Gan oversees all aspects of AECOM’s global legal function and leads its team of lawyers, legal and compliance and support professionals across the enterprise. His areas of responsibility include corporate governance, M&A and other transactional legal matters, litigation, ethics and compliance, enterprise risk management, SEC reporting and all legal support of global operations. He is also a member of AECOM’s Executive Leadership Team.

Previously, Mr. Gan held senior legal roles at AECOM, including Deputy General Counsel, AECOM and General Counsel, AECOM Capital. Prior to joining AECOM in 2006, Mr. Gan was a corporate and securities lawyer at Mayer Brown LLP in Los Angeles and Wilson Sonsini Goodrich & Rosati, P.C. in Palo Alto.

Mr. Gan has been named as one of Southern California’s Top 50 Diverse Leaders by the California Diversity Council. He is an Advisory Board member for USC Gould School of Law and Los Angeles County Bar Association’s Institute for Corporate Counsel.

AECOM is the world’s trusted infrastructure consulting firm, delivering professional services throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. On projects spanning transportation, buildings, water, new energy and the environment, our public- and private-sector clients trust us to solve their most complex challenges. Our teams are driven by a common purpose to deliver a better world through our unrivaled technical and digital expertise, a culture of equity, diversity and inclusion, and a commitment to environmental, social and governance priorities. AECOM is a Fortune 500 firm and its Professional Services business had revenue of $13.1 billion in fiscal year 2022. See how we are delivering sustainable legacies for generations to come at and @AECOM.


Juris Doctorate, University of California, Hastings

Master of Business Administration, University of California, Los Angeles, The Anderson School of Management

Bachelor of Science, Management Science, University of California, San Diego


Institute for Corporate Counsel Member, Advisory Board

Association of Corporate Counsel’s Executive Leadership Institute Fellow


Public Company (>$1 billion) Corporate Counsel award, Los Angeles Business Journal

Southern California Top 50 Diverse Leader, California Diversity Council