M&AClosedPress / newsMarch 31, 2026

Roccasecca Battery Energy Storage Project — 127 MW / 506 MWh standalone BESS, Boulder City, Nevada

IOWN Energy facilitated the sale of Roccasecca BESS (127 MW / 506 MWh) from Eolus North America to DESRI. Transaction closed February 13, 2026; announcement published March 31, 2026. Concurrent $290M+ senior secured credit facilities (construction + term) arranged by Zions, Société Générale, Intesa Sanpaolo, and BayernLB as coordinating and joint lead arrangers. 15-year tolling agreement executed (counterparty undisclosed). Project currently under construction; COD expected 2026.

Share on LinkedIn Source: PR Newswire / IOWN Energy →

$290M

Deal Value

127MW

Capacity

506MWh

Storage

BESS

Technology

Location

Project: Roccasecca Battery Energy Storage ProjectAsset profile →

MarketsNevada WECC

Deal Details

Deal Type: Project & Portfolio M&A
Seller / Sponsor: Eolus North America, Inc.
Buyer / Financier: DESRI (D.E. Shaw Renewable Investments)
Deal Value: ~$290M senior secured debt (acquisition price undisclosed)
Stage: Under Construction
ISO/RTO: WECC
Source: PR Newswire / IOWN Energy

Capital Structure

Debt$290M100%

Tranches

Senior secured credit facilities (loans and letters of credit) · Zions Bancorporation, N.A.; Societe Generale; Intesa Sanpaolo; Bayerische Landesbank (coordinating lead arrangers): $290M

Service Providers

Advisory & Legal

Seller Financial Advisor: IOWN Energy

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