David Johanson Biography and Net Worth

David Johanson was named Senior Vice President, Project Acquisition & Operation after serving as Senior Vice President, Gulf Region. Before that, Mr. Johanson was promoted to Vice President and Hydraulic Division Manager in 2015 and served as Vice President Project Director of Charleston Deepening Projects from 2018-2020 which included the largest dredging contract ever awarded by the US Army Corps of Engineers. He joined the company in 1994 as a Field Engineer and has held positions of increasing responsibility in project management.

Mr. Johanson earned a Bachelor of Science in Ocean Engineering from Virginia Polytechnic Institute & State University and MBA – finance specialization from University of South Carolina. He is a past President and past Board Member of the Western Dredging Association Eastern Branch, member of The Moles and is a member of American Society of Civil Engineers.

What is David Johanson's net worth?: The estimated net worth of David Johanson is at least $1.56 million as of December 10th, 2025. Johanson owns 91,963 shares of Great Lakes Dredge & Dock stock worth more than $1,558,773 as of February 12th. This net worth estimate does not reflect any other assets that Johanson may own. Additionally, Johanson receives a salary of $584,990.00 as SVP at Great Lakes Dredge & Dock. Learn More about David Johanson's net worth.
How old is David Johanson?: Johanson is currently 52 years old. There are 7 older executives and no younger executives at Great Lakes Dredge & Dock. The oldest executive at Great Lakes Dredge & Dock is Mr. Lasse J. Petterson, CEO, President & Director, who is 68 years old. Learn More on David Johanson's age.
What is David Johanson's salary?: As the SVP of Great Lakes Dredge & Dock Corporation, Johanson earns $584,990.00 per year. There are 4 executives that earn more than Johanson. The highest earning executive at Great Lakes Dredge & Dock is Mr. Lasse J. Petterson, CEO, President & Director, who commands a salary of $1,650,000.00 per year. Learn More on David Johanson's salary.
How do I contact David Johanson?: The corporate mailing address for Johanson and other Great Lakes Dredge & Dock executives is 2122 YORK ROAD, OAK BROOK IL, 60523. Great Lakes Dredge & Dock can also be reached via phone at (346) 359-1010 and via email at [email protected]. Learn More on David Johanson's contact information.
Has David Johanson been buying or selling shares of Great Lakes Dredge & Dock?: David Johanson has not been actively trading shares of Great Lakes Dredge & Dock in the last ninety days. Most recently, David Johanson sold 2,100 shares of the business's stock in a transaction on Wednesday, December 10th. The shares were sold at an average price of $13.96, for a transaction totalling $29,316.00. Following the completion of the sale, the senior vice president now directly owns 91,963 shares of the company's stock, valued at $1,283,803.48. Learn More on David Johanson's trading history.
Who are Great Lakes Dredge & Dock's active insiders?: Great Lakes Dredge & Dock's insider roster includes Eleni Beyko (Senior Vice President, Offshore Energy), Lawrence Dickerson (Director), Christopher Gunsten (SVP), William Hanson (SVP), David Johanson (SVP), Scott Kornblau (Sr. VP), Ryan Levenson (Director), Lasse Petterson (Chief Executive Officer & President), Lasse Petterson (CEO), Kathleen Shanahan (Director), Earl Shipp (Director), David Simonelli (COO), and Ronald Steger (Director). Learn More on Great Lakes Dredge & Dock's active insiders.
Are insiders buying or selling shares of Great Lakes Dredge & Dock?: In the last twelve months, Great Lakes Dredge & Dock insiders bought shares 1 times. They purchased a total of 3,875 shares worth more than $30,031.25. In the last twelve months, insiders at the construction company sold shares 4 times. They sold a total of 39,679 shares worth more than $449,126.54. The most recent insider tranaction occured on December, 10th when SVP David Johanson sold 2,100 shares worth more than $29,316.00. Insiders at Great Lakes Dredge & Dock own 2.2% of the company. Learn More about insider trades at Great Lakes Dredge & Dock.
Information on this page was last updated on 12/10/2025.

David Johanson Insider Trading History at Great Lakes Dredge & Dock

Transaction Date	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction	Details
12/10/2025	Sell	2,100	$13.96	$29,316.00	91,963
12/3/2025	Sell	10,000	$13.02	$130,200.00	94,063

David Johanson Buying and Selling Activity at Great Lakes Dredge & Dock

Great Lakes Dredge & Dock Company Overview

Great Lakes Dredge & Dock Corp. engages in the provision of dredging services. Its projects include channel and port maintenance, channel deepening and port expansion, coastal protection and restoration, as well as land reclamation. The company was founded by William A. Lydon and Frederick C. Drews in 1890 and is headquartered in Houston, TX.

Today's Range

Now: $16.89

$16.88

$16.95

50 Day Range

MA: $14.19

$12.86

$16.95

2 Week Range

Now: $16.89

$7.51

$16.99

Volume

3,635,732 shs

Average Volume

1,407,792 shs

Market Capitalization

$1.15 billion

P/E Ratio

14.32

Dividend Yield

N/A

Beta

1.42

David Johanson Biography and Net Worth

What is David Johanson's net worth?

How old is David Johanson?

What is David Johanson's salary?

How do I contact David Johanson?

Has David Johanson been buying or selling shares of Great Lakes Dredge & Dock?

Who are Great Lakes Dredge & Dock's active insiders?

Are insiders buying or selling shares of Great Lakes Dredge & Dock?