Great Lakes Dredge & Dock Corp - Company Profile

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Great Lakes Dredge & Dock Corp: Executives

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The following section provides information on Great Lakes Dredge & Dock Corp’s senior management, executives, CEO and key decision makers and their roles in the organization. For more insight into Great Lakes Dredge & Dock Corp's management and employees, unlock the full data with our company analytics monitoring tool.

Executives

Lawrence R. Dickerson

Chairman Executive Board Since: 2017 Age: 73

Mr. Lawrence R. Dickerson has been the Chairman of the company since 2018. Prior to this, he served as the President, Chief Executive Officer, Chief Financial Officer, and Chief Operating Officer at Diamond Offshore Drilling Inc from 2008 to 2014. He served as the Chairman of Hercules Offshore, Inc. from 2015 to 2016. Currently, he serves as a Director of Murphy Oil Corp (MUR) and Oil States International.

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Lasse J. Petterson

Chief Executive Officer; President; Director Executive Board Since: 2020 Age: 69

Mr. Lasse J. Petterson has been the Chief Executive Officer, President, and a Director of the company since 2020. Prior to this, he served as the Chief Operating Officer and an Executive Vice President of Chicago Bridge and Iron Company N.V. from 2009 to 2013. He served as the Chief Executive Officer of Gearbulk, Ltd and the President and Chief Operating Officer of AMEC Inc.

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Scott Kornblau

Senior Vice President; Chief Financial Officer Senior Management Since: 2022 Age: 54

Mr. Scott Kornblau has been the Senior Vice President and Chief Financial Officer of the company since 2022. Previously, he served as the Senior Vice President and Chief Financial Officer of Diamond Offshore Drilling from 2017 to 2021 and Vice President and Treasurer from 2007 to 2017.

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Ryan Bayer

Chief Accounting Officer; Vice President Senior Management Since: 2023

Mr. Ryan Bayer has been the Vice President and Chief Accounting Officer of the company since 2023. Previously, he served as Corporate Controller at PERMA-PIPE International Holdings, Inc. and held various accounting and finance roles at AFGlobal Corporation and Sanchez Oil & Gas Corporation and was a Senior Manager at KPMG LLP.

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Trond Ellefsen

Chief Information Security Officer; Chief Technology Officer; Vice President Senior Management Since: 2025

Mr. Trond Ellefsen has been the Vice President & Chief Technology Officer, Technology and Innovation of the company and Chief Information Security Officer since 2025. Previously, he served as Vice President, IT & Digital Innovation, leading the company’s IT function and implementing the company’s digital transformation initiatives, after joining Great Lakes in September 2020 as Vice President for IT & Digital Innovation.

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