David W. Grzelak

Komatsu America Corp. manufactures construction and mining equipment. Its products include dump trucks, backhoes, crushers, graders, hydraulic excavators, crawler carriers, wheel loaders, and bulldozers. The company was founded on February 17, 1970 and is headquartered in Rolling Meadows, IL.

Boart Longyear Ltd. engages in the provision of drilling services, drilling equipment, and performance tooling. It operates through the Global Drilling Services and Global Products segments. The Global Drilling Services segment provides services to companies in mining, energy, and other industries. The Global Products segment manufactures and sells drilling equipment and performance tooling to customers in the drilling services and mining industries. The company was founded by Edmund J. Longyear in 1890 and is headquartered in West Valley City, UT.

Part of Komatsu Ltd., Komatsu Mining Systems, Inc. is a manufacturer of mining equipment.

GE Transportation supplies surface transportation products and services. Its products include locomotive, marine engines, signaling and communications, drilling motors, mining drive and integrated mass transit systems. The firm’s services include drilling, mining, and locomotive parts and services. The company is headquartered in Chicago, IL.