Trends · data through September 2026

Utilities in the United Kingdom

Iceflower tracks 71 stores from 54 utilities in the United Kingdom. KCOM grew fastest over the last year, ahead of National Grid and Severn Trent Water.

Rankings come from real card and bank transactions across a panel of 130M+ US and EU consumers. We publish relative growth and rankings, never revenue figures. About the data

Tracked chains
54
Tracked stores
71
Consumer panel
130M+

Growth ranking

Fastest-growing tracked utilities

Ranked by year-over-year growth of share of tracked local spend. Arrows show movement in the rankings since last year. Each dot in the chart is one tracked chain: bigger market position to the right, faster growth higher up, more tracked stores in a bigger dot. Colors match the store map below. KCOM and National Grid sit in the high-growth half.

# Chain YoY growth
RankChainRank movementYoY growth
1 K KCOM logo KCOM ▲1 -19.8%
2 N National Grid logo National Grid ▲1 -25.8%
3 S Severn Trent Water ▼2 -92.8%
4 E EDF Energy logo EDF Energy - -99.2%
  • ScottishPower
  • United Utilities
  • Affinity Water
  • Anglian Water
  • Power NI Energy
  • Southern Water
  • South West Water
  • Other tracked chains

Store footprint

Store map

71 tracked store locations in the United Kingdom. The 7 largest tracked chains are highlighted.

  • ScottishPower (1)
  • United Utilities (1)
  • Affinity Water (1)
  • Anglian Water (1)
  • Power NI Energy (1)
  • Southern Water (2)
  • South West Water (2)
  • Other tracked chains

Top tracked chains by store count

  • 1 N National Grid logo National Grid 6
  • 2 S Severn Trent Water 5
  • 3 E EDF Energy logo EDF Energy 3
  • 4 K KCOM logo KCOM 3
  • 5 S Southern Water logo Southern Water 2
  • 6 S South West Water logo South West Water 2
  • 7 C Centrica 2
  • 8 U Utility Warehouse 2
  • 9 C Cookham Lock 1
  • 10 T The Bunch 1
  • 11 B Bristol Water logo Bristol Water 1
  • 12 A Anglian Water Services Ltd. logo Anglian Water Services Ltd. 1
  • 13 C Cadent 1
  • 14 N Newbury Lock 1
  • 15 D Dwr Cymru Welsh Water logo Dwr Cymru Welsh Water 1
  • 16 C Capital Energy 1
  • 17 W West Wales Gas 1
  • 18 M Mill Dam 1
  • 19 C Cadent Gas 1
  • 20 D Drax power station 1
  • 21 M Martin Mere 1
  • 22 N Northumbrian Water Limited 1
  • 23 G Gleaner Ltd. logo Gleaner Ltd. 1
  • 24 H H2O Vend Ltd 1
  • 25 N Northern Powergrid 1
  • 26 S Scottish Power Manweb logo Scottish Power Manweb 1
  • 27 C Centrica Plc 1
  • 28 E E.ON Next logo E.ON Next 1
  • 29 O Opus Energy logo Opus Energy 1
  • 30 S Share Energy 1
  • 31 S ScottishPower logo ScottishPower 1
  • 32 U United Utilities logo United Utilities 1
  • 33 A Affinity Water logo Affinity Water 1
  • 34 A Anglian Water logo Anglian Water 1
  • 35 P Power NI Energy logo Power NI Energy 1
  • 36 S South East Water logo South East Water 1
  • 37 Y Yorkshire Water logo Yorkshire Water 1
  • 38 S SES Water logo SES Water 1
  • 39 P Portsmouth Water logo Portsmouth Water 1
  • 40 D Dalry Road 1
  • 41 T Thames Water logo Thames Water 1
  • 42 S SSE PLC 1
  • 43 E Electric Ireland NI 1
  • 44 T Topupmeters Ltd logo Topupmeters Ltd 1
  • 45 G GO Power 1
  • 46 N Northern Lights 1
  • 47 S SSE logo SSE 1
  • 48 K Kirkstall Lock 1
  • 49 E Enerrgycentric 1
  • 50 P Payphone 1

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