 HOUSTON, Jan. 04, 2023 GLOBE NEWSWIRE -- Great Lakes Dredge Dock Corporation Great Lakes or the Company NASDAQ: GLDD, the largest provider of dredging services in the United States, announced that it will be presenting at the 23rd Annual CJS Securities New Ideas for the New Year Investor Conference, to be held virtually on Wednesday, January 11, 2023 at 1:30 pm E.T. 