Deals Counterparts

Steward Creek Solar project secures 600 MW interconnection agreement with Commonwealth Edison and PJM Interconnection

Supply Agreement Grid announced U.S. Mar 7, 2026
600 MW
Capacity
development
Stage
Steward Creek Solar project
Project

The Steward Creek Solar project secured a 600 MW interconnection agreement with Commonwealth Edison and PJM Interconnection to facilitate grid integration.

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Deal Analysis

Steward Creek Solar, a Leyl portfolio company, secured a 600 MW interconnection agreement with Commonwealth Edison and PJM Interconnection for a U.S. solar project, announced 2026-03-07. This supply agreement facilitates grid integration for the 600 MW project, involving PJM Interconnection, an RTO across 13 states, and Commonwealth Edison, an Exelon subsidiary serving 4 million customers.
  • Steward Creek Solar secured 600 MW interconnection agreement.
  • Partners: Commonwealth Edison (Exelon subsidiary, 4M customers) and PJM Interconnection (RTO, 13 states).
  • Announced 2026-03-07 for U.S. grid integration.
  • Steward Creek Solar, founded 2020, is a Leyl portfolio company.

Source Intelligence

KEY DETAILS

The purchase includes a 600 MW interconnection agreement with Commonwealth Edison and PJM Interconnection. The project is expected to begin construction in 2027. It will be established in two phases: Phase 1 construction starts in 2027 and reaches operation by 2029; Phase 2 is projected for 2028 construction and a 2030 functionality date. Quotes: "it includes a 600 MW interconnection agreement with Commonwealth Edison and PJM Interconnection.", "construction is expected to begin in 2027.", "The agreement states that Steward Creek Solar will be established in two phases. Phase 1 will start construction in 2027 and reach operation by 2029, while Phase 2 is projected for 2028 construction and a 2030 functionality date."

Capacity
TerraForm Power strengthens U.S. development portfolio through 1.56 GW Steward Creek Solar purchase
Location
The upcoming project will be built in Lee County, Illinois.
Announcement
by Prince March 7, 2026
COD
Phase 1 will start construction in 2027 and reach operation by 2029
PARTIES MENTIONED IN SOURCE
T
TerraForm Power buyer

"TerraForm Power strengthens U.S. development portfolio through 1.56 GW Steward Creek Solar purchase"

H
Hexagon Energy seller

"One of the key components behind the acquisition is Hexagon Energy."

C
Commonwealth Edison other

"it includes a 600 MW interconnection agreement with Commonwealth Edison"

P
PJM Interconnection other

"and PJM Interconnection."

high quality Enriched Mar 8, 2026

Timeline

Announced
Mar 7, 2026
Signed
Closed

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