J.H. Fletcher & Co. Acquires Cannon Mining Division from Trident Maritime Systems

Orion Group Holdings Acquires J.E. McAmis and JEM Marine Leasing

February 4, 2026

Industrial Services

Orion Group Holdings, Inc. acquired J.E. McAmis, Inc. and JEM Marine Leasing LLC for approximately $60 million (net of cash acquired). The deal strengthens Orion’s heavy marine construction capabilities—particularly jetty and breakwater construction—and adds Jones Act marine equipment to Orion’s fleet.

MPE Partners and Delphi Infrastructure Group Acquire JMF Underground

June 18, 2025

Infrastructure

MPE Partners, alongside its portfolio company Delphi Infrastructure Group (DIG), has acquired JMF Underground, a Mechanicsburg, Pennsylvania-based provider of underground utility services specializing in horizontal directional drilling, trenching, boring and excavation. The deal is an add-on to the DIG platform to expand underground infrastructure capabilities and geographic coverage across the Mid-Atlantic and Eastern United States; financing was provided by Churchill Asset Management and BMO Sponsor Finance.

Trident Maritime Systems Acquires Assets of Custom Alloy Corporation

June 20, 2023

Manufacturing

Trident Maritime Systems, a portfolio company of investment affiliates of J.F. Lehman & Company, acquired the assets of Custom Alloy Corporation through a Section 363 bankruptcy auction. The add-on strengthens Trident's manufacturing capabilities and expands its presence on key U.S. Navy nuclear vessel programs by integrating Custom Alloy's specialty alloy forgings, fittings, and piping capabilities.

J.F. Lehman & Company Makes Growth Investment in Trillium Engineering

March 31, 2021

Aerospace & Defense

J.F. Lehman & Company’s investment affiliate has made a substantial growth investment in Trillium Engineering, a Hood River, Oregon-based designer and manufacturer of camera gimbals for unmanned aerial systems. Trillium’s founders and employees remain material shareholders and will continue to lead the company as JFLCO supports the firm’s technical and commercial expansion into defense and international UAS markets.

J.F. Lehman & Company Acquires Global Marine Group

January 30, 2020

Industrial Services

J.F. Lehman & Company (through an investment affiliate) has acquired Global Marine Group, a Chelmsford, UK‑based provider of subsea cable installation and maintenance services to the telecommunications, offshore wind and utility markets. The transaction, financed in part by Deutsche Bank, adds specialized marine assets and capabilities to JFLCO's portfolio and is intended to support GMG's growth in telecom and offshore wind markets.

Trelleborg Acquires Maritime International, Inc.

September 25, 2015

Manufacturing

Trelleborg AB, through its Offshore & Construction business area, has agreed to acquire Maritime International, Inc., a privately owned U.S. marine fender systems designer and manufacturer based in Broussard, Louisiana. The bolt-on deal expands Trelleborg's production and engineering footprint in North America and strengthens its berthing, docking and mooring offering; the acquired business has annual sales of approximately SEK 200 million and the transaction was expected to close in Q4 2015.