TRANSPORTATION SYSTEM OPERATORS
National Grid Gas	UK National Transmission system operator	www.nationalgrid.com/uk
Fluxys	Belgian Transmission system operator	www.fluxys.be
GAS INDUSTRY ASSOCIATIONS
GTE - Gas Transmission Europe	The association representing the gas transmission companies in Europe	www.gte.be
EASEE-Gas	European Association for the Streamlining of Energy Exchange	www.easee-gas.org
GAS INDUSTRY INFORMATION
Heren Energy	Provider of European gas and power data	www.heren.com
Gas Matters	Gas industry information and data analysis	www.gas-matters.com
National Grid Information Exchange	UK Transmission and trading data provided by the network operator, National Grid	www.nationalgrid.com/uk/gas/data/
INTERCONNECTOR SHIPPERS
BG International Ltd		www.bg-group.com
BP Gas Marketing Ltd		www.bp.com
Centrica		www.centrica.com
ConocoPhillips Gas & Power Europe		www.conocophillips.com
Distrigas S.A.		www.distrigas.be
Total Gas & Power Limited		www.total.com
EDF Trading		www.edf.fr
ENI SpA		www.eni.it
Essent Energy		www.essent.nl
Gaz de France		www.gazdefrance.com
Norsk Hydro Energy BV		www.hydro.com
OAO Gazprom		www.gazprom.ru
E.ON Ruhrgas AG		www.eon-ruhrgas.de
RWE Trading GmbH		www.rwetrading.com
Statoil (UK) Ltd		www.statoil.co.uk
OTHER
Bacton Agent Company Ltd	UK National Transmission system (NTS) agent	www.bactonagent.co.uk