Krishna Shivram

SESI Holdings, Inc. engages in the provision of oilfield services and equipment. It operates through the following segments: Drilling Products and Services, Onshore Completion and Workover Services, Production Services, and Technical Solutions. The Drilling Products and Services segment provides downhole drilling tools and surface rentals. The Onshore Completion and Workover Services segment offers pressure pumping, fluid management and workover services. The Production Services segment consists of intervention services. The Technical Solutions segment involves the products and services that address customer-specific needs with applications which typically require engineering, manufacturing, or project planning. The company was founded by Terence E. Hall in 1989 and is headquartered in Houston, TX.

GulfMark Offshore, Inc. engages in the provision of marine transportation services to the energy industry through a fleet of offshore support vessels serving major offshore energy markets in the world. It operates its business through the following segments: North Sea, Southeast Asia, and the Americas. Its services include platform supply, anchor handling, towing, marine construction support, and crewboats. The company was founded by Hy Bird in July 1958 and is headquartered in Houston, TX.

Katerra, Inc. provides buildings design and project management services. Its products include building platform, structural systems, mass timber and windows. The firm offers end-to-new build, construction and renovation services. The company was founded by Michael E. Marks, James A. Davidson and Fritz H. Wolff in 2015 and is headquartered in Menlo Park, CA.

WesternGeco provides seismic contracting services. The firm offers reservoir imaging, monitoring and development services to oil & gas companies. The company was incorporated on September 19, 1978 and is headquartered in Gatwick, the United Kingdom.