
Customer Support - 518.356.6060*
The NYISO is dedicated to providing “best in class” customer service to its Customers, Market Participants (MPs) and all other stakeholders. The NYISO Stakeholder & Member Services department is available to provide you with fast, efficient, and reliable customer service.
*Please note: All calls to the NYISO’s Stakeholder & Member Services department are recorded for quality assurance purposes.
At the NYISO, your satisfaction is our number one priority. The Stakeholder & Member Services department (518.356.6060) is available to provide “best in class” customer service 24 hours a day, 7 days a week, 365 days a year.
Customers may contact the Stakeholder & Member Services department by:
- Calling 518-356-6060 directly for immediate resolution*
- Sending an email to market_services@nyiso.com
- Submitting a inquiry ticket to the NYISO’s CRITAR system at https://servicemanager.nyiso.com/sm/ess.do
*Please note: All calls to the NYISO’s Stakeholder & Member Services department are recorded for quality assurance purposes.
Submit A CRITAR (Help) Ticket - Click Here Now »
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User Guides/Manuals
The User Guides/Manuals are a set of documents that specify and help explain the procedures and policies that will be used to operate the bulk power system of the NY Control Area & Wholesale Electricity Market.

