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HomeSeptember 17, 2026

Regulator Discloses Winning Bidders, Prices From Default Service Procurement

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The Illinois Commerce Commission has approved the Illinois Power Agency's fall 2026 default service energy procurement

Average Prices ($/MWh) and Quantities (MW) of block energy Products and Combinations at ComEd and Ameren can be found here

Winning block energy suppliers at ComEd were:

AEP Energy Partners, Inc.
ConocoPhillips Company
Constellation Energy Generation, LLC
Dynasty Power Inc
Dynegy Marketing and Trade, LLC
ENGIE Energy Marketing NA, Inc.
Gunvor USA LLC
Hartree Partners, LP
J. Aron & Company LLC
J.P. Morgan Ventures Energy Corporation
Macquarie Energy LLC
Mercuria Energy America, LLC
NRG Business Marketing LLC
Shell Energy North America (US), L.P.
TotalEnergies Gas & Power North America, Inc.
Trafigura Trading LLC

Winning block energy suppliers at Ameren were:

AEP Energy Partners, Inc.
Constellation Energy Generation, LLC
Dynegy Marketing and Trade, LLC
Gunvor USA LLC
Hartree Partners, LP
J. Aron & Company LLC
Macquarie Energy LLC
Mercuria Energy America, LLC
Trafigura Trading LLC


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Regulator Discloses Winning Bidders, Prices From Default Service Procurement | EnergyChoiceMatters.com