All Town of Mamaroneck property owners have received, or will be receiving, letters from Westchester Power regarding the new contract for electric supply to begin in January 2019.
This is a legitimate letter - Mamaroneck, along with 23 other Westchester municipalities, participates in a Community Choice Aggregation program for lower electric power costs. See information and sample letter here:
Please visit the website to learn more. https://www.westchesterpower.org