Transformer Utilities & Grid Operators
A worldwide index of the transmission & distribution utilities, TSOs and grid operators that procure transformers — grouped by region and country. Each profile covers the operator's grid characteristics, transformer & substation profile, relevant manufacturers and related projects. Organised from the TransformerPath grid census; only distinguished operators with meaningful procurement data are profiled.
24Utility profiles
6Regions
21Countries
Middle East
Bahrain
EWA
Electricity & Water Authority (Bahrain) — the island utility, a buyer of 220/66/11 kV transformers and reactors.
Egypt
EETC
Egyptian Electricity Transmission Company (EETC) — the state transmission monopsonist, procuring 500/220/66 kV power tra
Kuwait
MEWRE (Ministry of Electricity & Water)
Kuwait Ministry of Electricity & Water (and Renewable Energy) — the state buyer of 400/132/11 kV transformers and substa
Oman
OETC (Oman Grid)
Oman Electricity Transmission Company (OETC) — the sole transmission owner-operator in Oman, running the 400/220/132 kV
Qatar
KAHRAMAA
Qatar General Electricity & Water Corporation — the monopolistic Qatari utility, procuring 400/132/66/11 kV transformers
Saudi Arabia
Saudi Electricity Co / National Grid SA
The Saudi Electricity Company (SEC) and its National Grid operating arm — the dominant buyer of 380/110 kV power transfo
United Arab Emirates
DEWA
Dubai Electricity & Water Authority — vertically-integrated utility covering generation, transmission and distribution a
TAQA Transmission
Abu Dhabi transmission owner-operator and the northern grid spine — the 400/220 kV backbone of the Abu Dhabi grid and a
SEWA
Sharjah Electricity, Water & Gas Authority — the Sharjah utility, a substantial buyer of 220 kV and below distribution a
EtihadWE
Etihad Water & Electricity — Northern Emirates utility, procuring 132/33/11 kV substation, transformer and switchgear pa
Europe
France
RTE
Réseau de Transport d'Électricité (RTE) — the French TSO, a major buyer of 400/225 kV power transformers for grid reinfo
Netherlands
TenneT
TenneT — the Dutch and German TSO, a leading buyer of 380 kV power transformers and offshore-grid converter equipment.
United Kingdom
NESO / National Grid ET
National Energy System Operator and National Grid Electricity Transmission — the GB TSO, procuring 400/275 kV power tran
East Asia
China
State Grid Corp of China (SGCC)
State Grid Corporation of China (SGCC) — the world's largest utility and transformer buyer, procuring UHV 1000 kV AC and
South Korea
KEPCO / KPX
Korea Electric Power Corporation (KEPCO) and Korea Power Exchange — the Korean utility and market operator, procuring 76
South Asia
India
POWERGRID + Grid-India (NLDC)
Power Grid Corporation of India (POWERGRID) — the national transmission utility and one of the largest buyers of 765/400
North America
Canada
IESO / Hydro One (Ontario)
The Independent Electricity System Operator (IESO) and Hydro One — the Ontario market operator and transmission utility,
Africa
Algeria
Sonelgaz / GRTE
Sonelgaz and its transmission arm GRTE — the Algerian national utility, procuring 400/220/60 kV transformers and substat
Angola
RNT (Rede Nacional de Transporte)
Rede Nacional de Transporte de Electricidade (RNT) — the Angolan transmission utility, procuring 400/220/60 kV transform
Kenya
KETRACO / Kenya Power
Kenya Electricity Transmission Company (KETRACO) and Kenya Power — the Kenyan transmission developer and distributor, bu
Senegal
Senelec
Société Nationale d'Électricité du Sénégal (Senelec) — the Senegalese utility, a buyer of 225/90/30 kV transformers.
South Africa
Eskom / NTCSA
Eskom and the National Transmission Company South Africa — the dominant South African utility and a buyer of 765/400 kV
Tanzania
TANESCO
Tanzania Electric Supply Company (TANESCO) — the national utility, procuring 400/220/132 kV transformers and substation
Zambia
ZESCO
Zambia Electricity Supply Corporation (ZESCO) — the national utility and a buyer of 330/220/66 kV power transformers.
Profiles are informational and compiled from public utility / operator filings and announcements; coverage grows with the grid census. Report a correction.