Bob H. O'Neal

Lufkin Industries, Inc. engages in the provision of rod lift products and technologies. It offers surface pumping units, downhole pumps, automation, progressing cavity pumps (PCPs), hudraulic lift, and oilfield services. The company was founded by Joseph Hubert Kurth, Sr., Frank Kavanaugh, Sr., Frank Kavanaugh, Jr., Eli Wiener, and Simon Wood Henderson, Sr. in 1902 and is headquartered in Missouri City, TX.

Stewart & Stevenson Services, Inc. is a manufacturer and marketer of specialized equipment and provider of aftermarket parts and service to the oil and gas and other industries. The company's product offerings include equipment for well stimulation, well workover and service, drilling, coiled tubing, cementing, nitrogen pumping, power generation and electrical systems as well as engines, transmissions and material handling equipment. Stewart & Stevenson was founded in 1902 and is headquartered in Houston, TX.