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​​​In order to register as an active Alternate Energy Service Provider, you must be a licensed and certified Supplier with PJM and the Delaware PSC. You must also agree to the following agreement, terms and conditions for working as an Alternate Energy Service Provider at PHI. 

In order to continue and apply with PHI in the Delmarva Power Delaware jurisdiction, you will need to register for the Online Registration System and then log in to the Online Registration System. This is a secure site that will allow you to create a unique login and password and submit your supplier registration online.

You will receive a response from a Supplier Relations Account Manager within five business days after the company has received your completed registration. If more than fifteen (15) business days pass and you have heard no response from the company, please contact Supplier Relations at at (888) 756-5021 or

Once your registration documentation has been completed and submitted, you will receive an email with a link to complete your EDI-GISB testing form. Please consult the ​EDI Testing Schedule​​ for notification and submittal deadlines.

You will not be able to enroll customers via EDI transactions until you receive an activation letter from PHI Supplier Relations. All 814 Enrollment transactions will be rejected, if sent before you are fully registered.

Quick Access Lin​ks​

Register for the Online Registration System 
Login to the Online Registration System ​

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