Energy Personnel
Energy Company Directory

Electric Power Transmission

If you are aware of an Electric Power Transmission Company that should be added to the list or a necessary correction, please let us know via ElectricPowerTransmission@EnergyPersonnel.com

ISO / RTO      

California Independent System Operator (CAISO)

Folsom  California  USA 

ERCOT- Texas ISO

Austin Texas USA
GridFlorida   Florida USA
GridSouth Transco     USA

Grid West

formerly RTO West

Portland Oregon USA
International Transmission Company (ITC) Novi Michigan USA

ISO New England, Inc. / NERTO (Northeast RTO)

Holyoke  Massachusetts  USA 

Midwest ISO (MISO)

Carmel  Indiana  USA 

New York ISO, Inc

Albany  New York  USA 

PJM Interconnection/PJM West/PJM South

Pennsylvania-New Jersey-Maryland ISO (PJM)

Valley Forge Pennsylvania USA 

RTO West

now Grid West

Portland Oregon USA

MISO-PJM-SPP

    USA

SeTrans RTO (Defunct)

(Southeast RTO)

    USA
Southwest Power Pool, Inc. (SPP)     USA
TRANSLink (Defunct)
    USA
Tennessee Valley Authority     USA

WestConnect

formerly DesertSTAR

    USA
       
USA      
       
Bonneville Power Administration (BPA) Portland Oregon USA
Vermont Electric Power Company, Inc. (VELCO) Rutland Vermont USA
       
INTERNATIONAL      
Austria      
Tiroler Regelzone AG (TIRAG)
    Austria
Verbund - Austrian Power Grid (VERBUND APG)     Austria
VKW-Übertragungsnetz AG (VKW-ÜN)     Austria
Belgium      
Elia System Operator SA/NV (Elia)     Belgium
Natsionalna Elektricheska Kompania EAD (NEK)     Bulgaria
Bosnia - Herzegovina      
Joint Power Coordination Center (JPCC)     Bosnia -
Herzegovina
Canada      

Alberta Electric System Operator (AESO)

formerly the Power Pool of Alberta

formerly the Transmission Administrator of Alberta Ltd.

Calgary Alberta Canada
AltaLink Calgary Alberta Canada

Ontario Independent Electricity Market Operator (IMO)

  Ontario Canada 
Chile      
Transelec     Chile
Croatia      
Hrvatska Elektroprivreda d.d. (HEP)     Croatia
Czech Republic      
CEPS (CEPS a.s.)     Czech Republic
Denmark      
Eltra (ELTRA.)     Denmark
France      
RTE Gestionnaire du Réseau de Transport d´Electricité (RTE)     France
Germany      
EnBW Transportnetze AG (EnBW)     Germany
E.On Netz GmbH (E.On Netz)
    Germany
RWE Net AG     Germany
Vattenfall Europe
Transmission GmbH (Vattenfall Europe)
    Germany
Greece      
Hellenic Transmission System Operator/ Diachiristis Elinikou Sistimatos Metaforas Ilectrikis Energias (HTSO/DESMIE)     Greece
Hungary      
Magyar Villamosenergia-ipari Rendszerirányító Rt. (MAVIR Rt)     Hungary
Italy      
Gestore della Rete di Trasmissione Nazionale (GRTN)     Italy
Luxembourg      
Compagnie Grand Ducale d'Electricité du Luxembourg (CEGEDEL)     Luxembourg
Macedonia      
Elektrostopastvo na Makedonija (ESM)     Macedonia
Netherlands      
TenneT bv (TENNET)     Netherlands
Poland      
Polskie Sieci Elektroenergetyczne SA (PSE)     Poland
Portugal      
Rede Eléctrica Nacional, S.A. (REN)     Portugal
Romania      
Transelectrica S.A.     Romania
Serbia and Montenegro      
Elektroprivreda Crne Gore (EP CG)     Serbia and Montenegro
Slovak Republic      
Slovenska elektrizacna prenosova sustava (SEPS)     Slovak Republic
Slovenia      
Elektro Slovenija (ELES)     Slovenia
Spain      
Red Eléctrica de España S.A. (REE)     Spain
Switzerland      
Aare-Tessin Ltd. for Electricity
(ATEL)
    Switzerland
BKW FMB Energy Ltd
    Switzerland
EGL Grid AG     Switzerland
Energie Ouest Suisse
(EOS)
    Switzerland
Etrans Ltd. (ETRANS)     Switzerland
Nordostschweizerische Kraftwerke AG (NOK)     Switzerland
UK      
SP Transmission / ScottishPower   Scotland UK