Water management

NALCO Champion, an Ecolab company, offers a singular focus on providing specialty chemistry programs and related services for upstream, midstream and downstream oil and gas operations.

Throughout every region in the world and across every area of drilling and production, National Oilwell Varco's family of companies has provided the technical expertise, advanced equipment and operational support necessary for success.

Select Energy Services provide services to more than 400 customers in every major shale play throughout the United States.

Strad Energy Services, founded in 2003, is a leading provider of energy services and solutions, to various sectors of the North American oil and gas industry.

TETRA Technologies, Inc. is a geographically diversified oil and gas services company.