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C.H. Robinson is a top-tier non-asset-based third-party logistics provider with a significant focus on domestic freight brokerage (about 61% of net revenue), which reflects mostly truck brokerage but also rail intermodal. Additionally, the firm operates a large air and ocean forwarding division (27%), which has grown organically and via tuck-in acquisitions over the years. The remainder of revenue consists of the European truck-brokerage division, transportation management services, and a legacy produce-sourcing operation.

Northrop Grumman is a diversified defense contractor providing aeronautics, defense, and space systems. The company’s aerospace segment creates the fuselage for the massive F-35 program, produces autonomous and piloted aircraft such as Global Hawk drones and the new B-21 bomber, and maintains and upgrades numerous military aircraft. Defense systems makes artillery and missile ammunition and guidance systems, long-range missiles, and missile defense systems. Mission systems creates and integrates a variety of radar, navigation, and communication systems for avionics, weapons control, and countermeasures on a range of platforms from helicopters to destroyers. Space systems produces satellites, sensors, space structures, and rocket motors.

Landstar System is an agent based asset-light third-party logistics provider focused on domestic truck brokerage (90% of revenue). Historically, around half of its truck transportation freight is hauled by leased owner-operators with the remainder hauled by third-party broker-carriers. To a smaller degree, it offers intermodal, global air and ocean forwarding, and warehousing services. Landstar also runs a small business that offers insurance programs to captive owner-operators. It has a long history of industry-leading execution and operating profitability.

W.W. Grainger distributes maintenance, repair, and operations products that are sourced from over 5,000 suppliers. The company serves more than 4.5 million customers through its online and electronic purchasing platforms, vending machines, catalog distribution, and network of over 300 global branches.