Interlake Maritime Services
Corporate brand
UnclaimedAn American Great Lakes maritime services company formed through the acquisition of vessels and related assets from Pere Marquette Shipping Company and Lake Michigan Car Ferry Company.
Last updated August 31, 2026
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Overview
Interlake Maritime Services is an American maritime services company serving the Great Lakes transportation and port-services sector. The company was established in December 2020 when Interlake Steamship Company acquired assets from Pere Marquette Shipping Company and Lake Michigan Car Ferry Company. The transaction brought several vessels and related operating activities into the Interlake organization, including the SS Badger, a railcar and passenger ferry serving Lake Michigan; the motor tanker MT Undaunted; the articulated tug-barge unit Pere Marquette 41; the SS Spartan; and the MG Winfield Scott, also identified by its military designation LT-805. The company functions as a broader operating platform rather than a single-vessel brand. Its listed subsidiaries and divisions include Interlake Logistics Services, Interlake Logistics Solutions, Interlake Port Services, Interlake Steamship Company, Lake Michigan Carferry Service, and Original Soo Locks Boat Tours. These activities cover vessel operations, logistics, port-related services, ferry transportation, and tourism associated with the Soo Locks. The portfolio therefore combines commercial shipping capabilities with passenger and vehicle ferry operations and a marine tourism business. Interlake Maritime Services is headquartered in Middleburg Heights, a Cleveland suburb in Ohio. It also maintains regional offices in Duluth, Minnesota, and Ludington, Michigan, locations that reflect its Great Lakes operating footprint. The company's business scope is geographically concentrated on the Great Lakes rather than being a globally distributed ocean carrier. Its assets and subsidiaries connect major industrial, port, ferry, and tourism markets around the lakes. The company emerged from an asset acquisition designed to consolidate maritime activities associated with Pere Marquette Shipping Company and Lake Michigan Car Ferry Company under the Interlake organization. The acquired fleet included both active transportation assets and historically significant vessels. The SS Badger is the most visible public-facing asset in the portfolio because it operates as a Lake Michigan car ferry, while the company's logistics and port-services businesses support commercial maritime activity. The former charter operation of the cargo vessel Montville is associated with Interlake Logistics Services. Publicly available reference material identifies Interlake Maritime Services primarily through its corporate structure, acquired assets, subsidiaries, and Great Lakes presence. Detailed information about its revenue, ownership arrangements, executive leadership, fleet deployment, and current operating results is not established in the supplied sources. Its positioning can nevertheless be described as an integrated Great Lakes maritime platform combining shipping, logistics, port services, ferry operations, and marine tourism.
History
Interlake Maritime Services was created in December 2020 as an expansion of the Interlake maritime group. Its formation followed Interlake Steamship Company's purchase of assets from Pere Marquette Shipping Company and Lake Michigan Car Ferry Company. Rather than representing the launch of a narrowly focused shipping line, the new organization assembled a group of maritime assets and business activities spanning commercial shipping, logistics, port services, ferry transportation, and marine tourism. The acquisition included the SS Badger, MT Undaunted, the articulated tug-barge unit Pere Marquette 41, SS Spartan, and MG Winfield Scott, also designated LT-805. These assets gave the new company a varied fleet profile. The SS Badger is associated with Lake Michigan vehicle and passenger ferry service, while the other vessels represent commercial, tanker, tug-barge, or historically significant maritime capabilities. The combination reflects the varied nature of transportation on the Great Lakes, where industrial cargo movement, port operations, ferry links, and tourism coexist within the same regional marine system. The company's operating structure includes several subsidiaries and divisions. Interlake Logistics Services has been associated with cargo-transport activity and formerly operated the chartered cargo ship Montville. Interlake Logistics Solutions provides an additional logistics-oriented component within the group. Interlake Port Services extends the business into port-related operations. Interlake Steamship Company represents the established commercial shipping arm, while Lake Michigan Carferry Service is connected with the SS Badger ferry operation. Original Soo Locks Boat Tours adds a visitor-oriented business centered on the Soo Locks maritime corridor. Interlake Maritime Services is headquartered in Middleburg Heights, Ohio, in the Cleveland metropolitan area. Regional offices in Duluth, Minnesota, and Ludington, Michigan, provide a presence in other important Great Lakes locations. The geographic arrangement is consistent with a business whose activities depend on lake shipping routes, ferry terminals, port infrastructure, and regional maritime tourism. The available reference material does not provide a detailed chronology of post-2020 fleet changes, financial performance, ownership structure, leadership appointments, or subsequent acquisitions. It does establish the company's origin, its principal acquired assets, its headquarters and regional offices, and its operating subsidiaries. On that basis, Interlake Maritime Services is best understood as a Great Lakes-focused maritime services platform formed by consolidating Interlake's shipping operations with acquired ferry, logistics, and vessel assets.
- 2020
Interlake Maritime Services is established
[1]The company is created in December after Interlake Steamship Company acquires assets from Pere Marquette Shipping Company and Lake Michigan Car Ferry Company.
Products and positioning
An integrated Great Lakes maritime operator combining commercial vessel services, logistics, port operations, ferry transportation, and marine tourism.
Commercial maritime transportation
Great Lakes commercial shipping
Commercial vessel operations conducted through the Interlake organization across the Great Lakes. The portfolio includes cargo-related, tanker, tug-barge, and other marine assets obtained or operated through the company's subsidiaries and affiliated shipping businesses.
Vehicle and passenger ferry
SS Badger Lake Michigan Car Ferry
A Lake Michigan car ferry included among the assets acquired in the transaction that formed Interlake Maritime Services. The service combines vehicle and passenger transportation across Lake Michigan and is operated through the Lake Michigan Carferry Service business.
Maritime logistics
Interlake Logistics Services
A logistics division within the Interlake Maritime Services structure. Reference material notes that it formerly operated the chartered cargo ship Montville, indicating a role connected with cargo-vessel operations and maritime logistics.
Port services
Interlake Port Services
The port-services arm of the organization, supporting the company's wider Great Lakes maritime platform. Specific facilities, contracts, and service details are not provided in the available reference material.
Marine tourism
Original Soo Locks Boat Tours
A tourism business associated with boat tours of the Soo Locks. It broadens the group's activities beyond freight and ferry transportation into passenger sightseeing and interpretation of one of the Great Lakes' major navigation facilities.
Brand decisions
2020
Acquire Pere Marquette and Lake Michigan Car Ferry assetsM&ABackground
Interlake Steamship Company pursued an asset acquisition involving Pere Marquette Shipping Company and Lake Michigan Car Ferry Company, bringing vessels and related maritime activities into a new Interlake Maritime Services structure.
Action taken
The acquired assets included SS Badger, MT Undaunted, Pere Marquette 41, SS Spartan, and MG Winfield Scott (LT-805), alongside associated business activities.
Aftermath
The transaction established Interlake Maritime Services and expanded the Interlake group's presence across commercial shipping, ferry transportation, logistics, and related maritime services.
Recent events
Reported
Interlake acquires Pere Marquette shipping assets and Lake Michigan car ferry business[2]
Interlake Holding Company announced that it had purchased the assets of Pere Marquette Shipping Company and Lake Michigan Car Ferry Company, including two Great Lakes vessels, and said the acquisition would create Interlake Maritime Services.
Sources2 sources
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