Welcome to STEMC!
1. Our telephone and online payment systems will be undergoing infrastructure upgrades on Sunday, July 23 between 11 am and 5 am. You could experience issues during these times. If you do have problems, try again in 1 hour. (issues will be intermittent).
2. PAYMENT KIOSKS AT ALL OFFICES WILL BE DOWN for maintenance from 11:00 p.m. Saturday night, July 22 until
8:00 a.m. Sunday morning, July 23.
Payments may be made by phone at 1-855-782-7864 or
online at stemc.com
We are sorry for the inconvenience.