Su Watergas sono presenti 356 associazioni internazionali.

PPI

PLASTICS PIPE INSTITUTE

105 Decker Court, Suite 825
Irving TX 75062 (United States)

PPSA

PIGGING PRODUCTS AND SERVICES ASSOCIATION

PO Box 30, Kesgrave, Ipswich, Suffolk IP5 2WY UK
(United Kingdom)

PTT

PETROLEUM AUTHORITY OF THAILAND

555 Vibhavadi Rangsit Road, Chatuchak
Bangkok (Thailand)

PVC4PIPES

Avenue de Cortenbergh 71
Bruxelles (Belgium)

PWA

PALESTINA WATER AUTHORITY

Izz El-Deen El-Qassam Street - Emil Tuma Street | AlMasayef, Ramallah
Gaza (Palestine)

PWWA

PACIFIC WATER AND WASTEWATER ASSOCIATION

PO Box 868 Beach Road Apia WS
FMFM II Building Apia WS
(Samoa)

PZITS ZARZ?D G?ÓWNY

POLISH GAS ASSOCIATION

Ul. Czackiego 3/5, pok. 217
Varsavia (Poland)

QATARGAS

QATAR LIQUEFIED GAS COMPANY

Majlis Al Taawon Street, West Bay, Doha
(Qatar)

ROCGA

GAS ASSOCIATION OF THE REPUBLIC OF CHINA

2F., No.65, Sec. 2, Jianguo N. Rd., Zhongshan Dist.
Taipei CN-7 ()