Notice of new market participants as of 9/10/26

The following market participants have successfully completed the California ISO certification as specified:

New Market Participant: Guzman Energy LLC

Address: 101 Aragon Ave, Coral Gables, FL 33134

Identification (SCID): GUZC

Effective Date in Master File: 9/10/26

Certification: Extended Day Ahead Market Participating Resource Scheduling Coordinator

New Market Participant: Constellation NewEnergy Inc

Address: 1310 Point St, Baltimore MD, 21231

Identification (SCID): NEI1

Effective Date in Master File: 9/10/26

Certification: Extended Day Ahead Market Participating Resource Scheduling Coordinator

New Market Participant: Constellation Energy Generation, LLC

Address: 1310 Point St, Baltimore MD, 21231

Identification (SCID): EXPT

Effective Date in Master File: 9/10/26

Certification: Extended Day Ahead Market Participating Resource Scheduling Coordinator

A list of all scheduling coordinators, convergence bidding entities and congestion revenue rights (CRR) holders is posted on the Become a scheduling coordinator webpage.

Please contact ISO Customer Service at 916-608-7320 with any questions.