Various oil and gas interests

Various oil & gas interests including a domestic oil & gas reserve exploration and production joint venture with the Cockrell family in Houston, and investments in certain assets of Chesapeake Energy and in companies such Santa Fe Energy Resources, Monterey Resources, and Sequitur Energy Resources.

Western General Insurance Ltd:

International insurance and reinsurance company offering worldwide property and casualty coverages as well as an investor in other insurance related businesses.

Wells Lamont Industry Group

Wells Lamont offers gloves for men, women, and kids for a variety of uses. It offers its products through retailers, distributors, and stores in the United States. The company was founded in 1907 and is based in Niles, Illinois.

Webb Wheel Products

Webb Wheel Products engages in the design and manufacture of wheel equipment. It offers products through warehouse distributors, and OEM truck and trailer dealers in North America. The company was founded in 1946 and is based in Cullman, Alabama.

Various lumber and farming interests

Various lumber and farming interests including Chicago Mill & Lumber Company, Timber Products Company and Michigan-California Lumber Co.

Various healthcare & life sciences interests

Various healthcare and life sciences interests including Affymax, Affymetrix, Aradigm, Diametcis, Neopath, Vivus, Pharmanex, Scirex, Symyx Technologies, Technogen Associates, and US Arrhythmia.

Union Tank Car Company

Union Tank Car engages in the manufacture, sale, and lease of tank/rail cars. The company was founded in 1891 and is based in Chicago, Illinois.

Triton International

Triton Container is the world’s largest owner-lessor of marine intermodal cargo containers. Triton’s fleet is comprised of dry van, refrigerated, flat rack and open top equipment. The Company was founded in 1980.


TransUnion is one of the three leading global credit bureaus, providing credit information and information management services.


Ticketmaster provides ticketing services for concerts, sports, arts, theatre, family, and other events. It also offers custom tickets for parties, concerts, graduation, raffles, sporting events, business events, and office parties and functions; and fan-to-fan resale services.