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National Oilwell Varco

29235 employees

Derricks and Diamonds Charity mission is to unite the oil & gas industry through unique philanthropic events benefiting organizations.

Basic info

oil and gas

Drilling

completion tools

Well Service and Completion

Engineering and Project Management

renewables

Production

Tubular and Corrosion

rig

Downhole

manufacturing

production

Industrial

Lifting and Handling

1841