Vivienne “Lie” Schiffer joined Great Lakes Dredge & Dock in December 2020 as SVP, Chief Legal Officer, Chief Compliance Officer, General Counsel + Corporate Secretary, and leads the Company's legal and compliance organization, providing legal counsel to Executive Management and the Board of Directors. Lie’s specific responsibilities include the oversight of corporate governance, policy and regulatory strategy development, litigation, environmental matters, intellectual property, global corporate compliance, and labor and employment laws.

Prior to joining Great Lakes, Lie was a senior corporate and securities partner in the global firm of Thompson & Knight, LLP. She has over 35 years of experience and has held significant legal, business and operational leadership roles in the industrials sector including advising clients on a range of corporate governance, capital markets and M&A matters. Lie is part of Great Lakes’ Executive Team and reports directly to the CEO.