American Petroleum Institute

API ISO

ISO 9001 Quality Management and/or ISO 14001 Environmental Management Systems

764 companies listed on Oilfield Index hold API ISO (ISO 9001 Quality Management and/or ISO 14001 Environmental Management Systems), issued by the American Petroleum Institute.

Categories these companies serve

Certified companies 764

“API Composite List” means the company holds an active licence for this specification on the American Petroleum Institute’s public Composite List; “claimed by vendor” means the company lists it and the list does not confirm it. Certificate files are available to signed-in members. Claim your listing to keep yours current.