The Interlake Steamship Company Joins Green Marine Along With Other Great Lakes Seaway Partnership Members


The Interlake Steamship Company, a Great Lakes Seaway Partnership member, has become the first U.S. Great Lakes shipowner to join Green Marine, the largest voluntary environmental certification program for the maritime industry in North America.

As the largest privately held U.S.-flagged fleet on the Great Lakes, the Interlake Steamship Company is propelled by a long-term vision to make its vessels the most efficient and environmentally responsible in the shipping industry.

Impression“Green Marine certification aligns well with our strategic initiatives regarding the environment,” says Interlake President Mark W. Barker. “We have a long-term vision for our industry and we are investing in our ships and our equipment to offer the most reliable, efficient delivery within an industry that is already the greenest form of transportation available.”

“We’re absolutely delighted to welcome Interlake,” adds David Bolduc, Green Marine’s executive director. “With its visionary fleet modernization over the past decade and all the investments made towards more sustainable operations, there’s no doubt that Interlake is committed to continual environmental improvement, which is the core of the Green Marine program.”

The Green Marine environmental program offers a roadmap for ship owners, port authorities, terminal operators and shipyards to voluntarily reduce their environmental footprint. The comprehensive program addresses key environmental issues using 12 performance indicators. With a quickly increasing membership – especially in the United States – Green Marine has become a leading point of reference in North America for environmental best practices. Great Lakes Seaway Partnership members that have completed the rigours Green marine certification include:

  • Shipowners:

    • The Interlake Steamship Company
    • Fednav
  • Associations:

    • American Great Lakes Ports Association

  • Ports & Seaway:

    • Port of Indiana – Burns Harbor
    • Cleveland-Cuyahoga County Port Authority
    • Duluth Seaway Port Authority
    • Port of Milwaukee
    • Port of Monroe
    • Saint Lawrence Seaway Development Corporation
  • Terminals & Shipyard:
    • Federal Marine Terminals – Portage, Indiana

About The Interlake Steamship Company

Headquartered in Middleburg Heights, Ohio, the Interlake Steamship Company is a leader in the Great Lakes shipping industry. Tracing its roots to 1883, the Company is propelled by a long-term vision to be the most efficient and environmentally responsible fleet with a commitment to unparalleled service and continuous innovation. ISO 9001 certified, Interlake’s modernized fleet of nine vessels deliver close to 20 million tons of raw materials annually to ports throughout the Great Lakes region  For more information, visit

About Green Marine

Established in 2007, Green Marine is a North American environmental certification program for the maritime transportation industry. The program stems from the maritime industry’s voluntary initiative to surpass regulatory requirements. There are currently more than 110 companies – ship owners, port authorities, terminal operators and shipyards – from coast to coast in Canada and the United States participating in the program. The Green Marine program’s unique character derives from the support being earned from more than 65 environmental organizations and government agencies. These supporters contribute to shaping and revising the program. For more information, visit