ISO New England offers full support for participants in New England’s wholesale electricity markets and power system. For other types of inquiries, please use the appropriate contact option to the left.
Submit an Issue Via Ask ISO
You must have a valid digital certificate and have been assigned the role of “Ask ISO/External User” by your Security Administrator via the ISO’s Customer and Asset Management System (CAMS). Learn how to request access.
Call Customer Support at (413) 540-4220
Customer Support can also help with financial assurance margin inquiries (80%, 90%, 100% Notices).
Reach Us After Hours
Use the emergency inquiry pager at (877) 226-4814.
View our regular business hours.
You will also find helpful resources in the Participate section.
Customer Support records and monitors telephone conversations as a tool to assist in maintaining the security and reliability of the bulk power system. Other departments do the same, including the Control Room, the Restoration Room, Transaction Scheduling/Generator Audits, Market Administration, and Market Monitoring. In compliance with Massachusetts law, we are providing this formal notice. Please forward this message or post this notice for the benefit of others within your organization. For questions on this practice, please contact:
Deputy General Counsel
ISO New England Inc.
One Sullivan Road
Holyoke, Massachusetts 01040