Su Watergas sono presenti 356 associazioni internazionali.

PE100+ ASSOCIATION

c/o KIWA Gastec Certification B.V. PO Box 137 7300 AC Apeldoorn NL
(Netherlands)

PETORO AS

PO Box 300 Sentrum, 4002 Stavanger - Øvre Strandgate 124
Stavanger (Norway)

PETROCI

SOCIÉTÉ NATIONALE D'OPÉRATIONS PÉTROLIÈRES DE LA CÔTE D'IVOIRE

c/o Immeuble les Hévéas
14 Boulevard Cadre - Plateau
BP V 194 Abidjan (Ivory Coast)

PETROVIETNAM

VIETNAM OIL AND GAS GROUP

18 Lang Ha, Ba Dinh
Hanoi (Vietnam)

PIP

PETROLEUM INSTITUTE OF PAKISTAN

c/o Overseas Investors, Chamber of Commerce & Industry (OICCI) Building
Talpur Road 75600 Karachi PK
(Pakistan)

PIPELINE INDUSTRIES GUILD

Floor, F150, Cherwell Business Village, Southam Road
Banbury OX16 2SP (United Kingdom)

PLCA

PIPE LINE CONTRACTORS ASSOCIATION

3100 Clarendon Blvd, Ste. 620
Arlington VA 22201 (United States)

PMA

PRECISION METALFORMING ASSOCIATION

6363 Oak Tree Blvd.
Independence OH 44131-2500 (United States)