Concept Machine Tool (Goldner Hawn Portfolio) Acquires B.C. MacDonald

Goldner Hawn Recapitalizes Concept Machine Tool

March 10, 2020

Industrial Services

Goldner Hawn, LP has partnered with Concept Machine Tool Sales, Inc.’s management in a recapitalization to provide capital and resources for growth. Concept, a Plymouth, Minnesota-based value-added distributor and service provider of machine tools, automation and measuring equipment, will pursue add-on acquisitions and expand its service and automation capabilities across medical, aerospace & defense and industrial end markets.

Concept Acquires American Calibration Inc. and Inspection Engineering LLC

September 23, 2023

Industrial Services

Concept Advanced Manufacturing Solutions, a Goldner Hawn portfolio company, completed acquisitions of American Calibration Inc. and Inspection Engineering LLC to expand its calibration, metrology, and inspection capabilities and extend its geographic reach across the Midwest and Great Lakes/Mid-Atlantic regions. Both businesses will retain leadership and autonomy while benefiting from Concept's investments and cross-company synergies.

Manitowoc Tool & Machining Acquires G&V Machine Company

May 3, 2023

Manufacturing

Manitowoc Tool & Machining, a portfolio company of Midwest Growth Partners, completed the acquisition of G&V Machine Company on May 3, 2023. G&V, an ISO 9001:2015 certified production CNC machining firm based in Ixonia, Wisconsin, supplies complex parts to construction, agriculture, on‑highway trucking, forestry, mining and other OEM industries; the deal expands MTM's capacity, capabilities and end-market reach.

Mittler Bros. Machine & Tool Acquires Cellular Concepts, Inc.

April 7, 2017

Manufacturing

Mittler Bros. Machine & Tool acquired Cellular Concepts, Inc., a Detroit-based manufacturer of 3-axis horizontal and vertical CNC production modules, from its owner/subsidiary parent U.S. Group, Inc. The acquisition brings Cell Con’s product line and customization capabilities into Mittler Bros.’ Wright City, Missouri manufacturing platform; Angle Advisors served as exclusive investment banking advisor to Cellular Concepts.

GCM Acquires Kettmann Machining

February 3, 2026

Medical Devices

GCM, a precision manufacturer backed by Avista Healthcare Partners, has acquired Kettmann Machining, a San Jose-based maker of precision-machined plastic and metal parts for the MedTech industry. The add-on expands GCM's capacity with a modern 40,000 sq. ft. facility and deepens its high-precision manufacturing capabilities to support next-generation medical device OEMs.

Brown Machine Group Acquires GN Thermoforming Equipment

March 1, 2021

Manufacturing

Brown Machine Group (a portfolio company of Industrial Growth Partners) acquired GN Thermoforming Equipment on March 1, 2021. The acquisition expands BMG's thermoforming and packaging machine portfolio, adds GN's contact-heat and form-cut stack thermoforming technologies, and increases access to GN's international customer base (over half of GN's sales are outside North America).