Su Watergas sono presenti 357 associazioni internazionali.

TAQA

TAQA ARABIA

2 Simon Bolivar Square
Garden City, Il Cairo (Egypt)

TGP

TRANSPORTADORA DE GAS DEL PERÚ

Av. Santo Toribio 173 Vìa Central 125, Torre Real 8, Of. 901
San Isidro, Lima 27 (Peru)

TIMOR GAP EP

Level 3, Timor Plaza, Suit 301 - 314, Rua Presidente Nicolao Lobato, Comoro - PO Box 553
Dili ()

TWI

THE WELDING INSTITUTE

Granta Park, Great Abington
Cambridge CB21 6AL (United Kingdom)

UGCA

UNION OF GAS COMPANIES OF ARMENIA

43 Tbilissy Highway
Yerevan (Armenia)

UNESCO - IHE DELFT

INSTITUTE FOR WATER EDUCATION

Westvest, 7
AX Delft (Netherlands)

USEA

UNITED STATES ENERGY ASSOCIATION

1300 Pennsylvania Avenue, NW, Suite 550, Mailbox 142
Washington DC 20004-3022 (United States)