Marmon Group

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Marmon Group
Industry Transportation equipment, Electrical and other industrial components, Construction, Food, Beverage & Water, and Retail services
Founded 1953; 65 years ago (1953) in United States
(as Colson Corporation)
Headquarters 181 West Madison Street, Chicago, Illinois, United States
Key people
Frank Ptak (CEO)
Owner Berkshire Hathaway

Marmon Group is an industrial United States holding company headquartered in Chicago, Illinois; founded by Jay Pritzker and Robert Pritzker in 1953 (as Colson Corporation), it has been held by the Berkshire Hathaway group since 2013.[not verified in body] It owns companies that produce transportation equipment, electrical components, and other industrial components,[not verified in body] and companies that provide services in the construction and retail sectors.[not verified in body] Tank car manufacturing is a significant part of its business,[not verified in body] products which are sold through its subsidiaries Union Tank Car Company in the United States[not verified in body] and Procor in Canada.[not verified in body] Berkshire Hathaway, which owns the largest freight railroad carrier in North America, BNSF Railway,[not verified in body] acquired controlling interest in Marmon in 2007 and became sole owner six years later.

Origin and history[edit]

In 1953, Jay Pritzker and Robert Pritzker acquired Colson Corporation, a struggling manufacturer with sales of $3m.[1][2] The name of the company was changed to Marmon Group in 1964, after the acquisition of Marmon-Herrington.[3] Major acquisitions by Marmon Group have included Cerro Corporation (1976) and TransUnion (1981).[1][3] In 2007, the Pritzker family sold a 60 percent interest in Marmon Group to Berkshire Hathaway, with plans for Berkshire to acquire the remaining 40% over the course of the next 5–6 years;[4] the remaining minority stake was purchased by Berkshire in 2013.[5][better source needed]


The following is a list of subsidiaries of the Marmon Group:[6]

  • Amarillo Gear Company LLC
    • Amarillo Gear Service
  • Amarillo Wind Machine LLC
  • Anderson Copper and Brass Company LLC
  • Astha Sterling Crane Plc (India)
  • Atlas Bolt & Screw Company LLC
  • Cable USA LLC
  • Campbell Hausfield
  • Cannon Equipment[7]
  • Catequip S.A.S and Cat'Serv S.A.R.L
  • CCPI Europe Ltd
  • Cerro Electrical Products
  • Cerro E.M.S
  • Cerro Fabricated Products LLC
  • Cerro Flow Products LLC
  • Cerro Plumbing Products
  • Cerro Wire LLC
  • Commercial Zone Products
  • Comtran Cable LLC
  • Cornelius
  • DCI-Artform
    • Sloane Retail Solutions
  • Dekoron Unitherm LLC
  • Dekoron Wire & Cable LLC
  • Display Technologies LLC
  • Dominioni[8]
  • Ecodyne Heat Exchangers LLC
  • Ecodyne Ltd
  • EcoWater Canada Ltd
  • EcoWater Systems Europe
  • EcoWater Systems LLC
  • Eden
  • Enersul Inc.
  • Epuro
  • EXSIF Worldwide Inc.
  • Filtrex Technologies
  • Fontaine Commercial Trailer Inc.
  • Fontaine Fifth Wheel Company
  • Fontaine Modification Company
  • Fontaine Spray Suppression Company
  • Freo Group Pty Ltd (Australia)
  • Gendon Polymer Services Inc.
  • Graver Technologies LLC
  • Graver Water Systems LLC
  • Harbour Industries LLC
  • IMPulse NC LLC
  • Jomac Canada
  • Koehler-Bright Star LLC
  • KX Technologies LLC
  • L.A. Darling Company LLC
  • Leader Metal Industry Co. Ltd
  • Lindenau Full Tank Services GmbH
  • M/K Express Company LLC
  • Marmon Utility LLC (Hendrix)
  • Marmon Utility LLC (Kerite)
  • Marmon/Keystone Canada Inc.
  • Marmon/Keystone LLC
  • Marmon-Herrington Company
  • McKenzie Valve & Machining LLC
  • Midwest Plastic Fabricators
  • Nylok LLC
  • Owl Wire and Cable LLC
  • Pan American Screw LLC
  • Penn Aluminum International LLC
  • Penn Machine Company LLC
  • Perfection
  • Prince Castle LLC
  • Procoves Industrie
  • Radiant-RSCC Speciality Cable Private Ltd (India)
  • Railserve Inc.
    • Ameritrack Rail
  • RLS Press Fittings
  • Robertson Inc.
  • RSCC Aerospace & Defence
  • RSCC Wire & Cable LLC
  • Sisu Axles Inc.
  • Sterling Crane (North America)
  • Store Opening Solutions LLC
  • Streater LLC
  • TE Wire & Cable LLC
  • Thorco Industries LLC
  • 3Wire Group Inc.
  • Trackmobile LLC
  • Trade Fixtures LLC
  • Triangle Suspension Systems Inc.
  • TSE Brakes Inc.
  • Tucker Safety Products
  • Unarco Industries LLC
  • Uni-Form Components Co.
  • Union Tank Car Company
  • UTLX Company
  • Webb Wheel Products
  • Wells Lamont Industrial
  • Wells Lamont Retail Group
  • Western Builders Supply Inc.


  1. ^ a b "Our History". Retrieved 28 February 2017.
  2. ^ "Bob Pritzker Bio". Retrieved 28 February 2017.
  3. ^ a b Labitan, Bud (2012). Moats : The Competitive Advantages of Buffett and Munger Businesses. Retrieved 28 February 2017.
  4. ^ Bajaj, Vikas (2007). "Rapidly, Buffett Secures a Deal for $4.5 Billion" (online, print). New York Times (December 26). Retrieved July 21, 2009.
  5. ^ "Berkshire's Corporate Performance vs. the S&P 500" (PDF). Retrieved 2016-01-20.
  6. ^ "Marmon Businesses in Alphabetical Order". Retrieved 26 February 2017.
  7. ^ Haggerty, Ken. "Cannon Equipment acquired by Berkshire Hathaway's Marmon". Retrieved 28 February 2017.
  8. ^ Holman, Jordyn. "Buffett's Marmon Buys Italy's Dominioni in Pasta-Equipment Wager". Retrieved 28 February 2017.

External links[edit]