Efficient Energy Systems, Inc.
Sign up for Automatic Payments
Automatic Credit Card Payment is a great, easy, way to guarantee your discount and not
have to worry about when your payment is made! When we receive your oil ticket we will
then charge your credit card, discounting automatically for prompt payment. In a few days
you will receive your charge slip. Any changes on your card can be recorded through this
site or just call the office at (978) 342-5600.