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American Electric Power AEP

EnergyMarket cap $46B9 connections

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Suppliers 1

Companies that sell to American Electric Power

XylemIndustrial & Defense · $20BWater infrastructure

Competitors 8

Companies it competes with

NextEra EnergyEnergy · $155BTransmission and generation
WEC EnergyEnergy · $28BMidwest utility competition
FirstEnergyEnergy · $24BNeighbouring Ohio utilities
DTE EnergyEnergy · $23BMidwest utility
CMS EnergyEnergy · $18BRegional electric utility
EvergyEnergy · $12BKansas-Missouri utility
NiSourceEnergy · $12BGas distribution overlap
OGE EnergyEnergy · $4BOklahoma utilities (PSO)

Other Energy companies

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Relationships are compiled by VexMap from company filings, announcements and reporting, and last reviewed September 2026. Spotted something wrong? Tell us. Not investment advice.