Contact Us
Call, email, or send us a message and a real local person will get back to you. For a no-heat or no-fuel emergency, we answer 24/7.
Williams Energy is here for you
Williams Energy has served South Shore homes and businesses for more than 100 years, and reaching us is easy. Pick whichever way is simplest for you, and we will get back to you quickly.
Our customers count on us for dependable heating oil, propane, and commercial fuel delivery, along with plumbing and electrical service and full equipment installation, maintenance, and repair. Whatever you need, this is the place to start.
Call us
(781) 843-0415Email us
info@mywilliamsenergy.comOffice hours
Monday to Friday, 8:00am to 5:00pm
Saturday and Sunday, closed
Mailing address
39 Adams Street, PO Box 850310
Braintree, MA 02185
Send us a message
Fill out the form below and we will promptly get back to you.
No-heat or no-fuel emergency?
Do not wait for office hours. Call (781) 843-0415 any hour, day or night, and we will get a technician headed your way.
Visit us
Stop by either of our South Shore offices during business hours. Our drivers and technicians work out of both, so help is always close to home.
What can we help you with?
Not sure where to start? Pick the service you have in mind and we will point you in the right direction.
Planning a project? Request a free estimate. Want to confirm we reach your town? Check our service areas.
Contact questions
How do I reach Williams Energy?
You can call us at (781) 843-0415, email info@mywilliamsenergy.com, or fill out the form on this page. We also have offices in Braintree and Marshfield that you are welcome to visit during business hours.
What are your office hours?
Our offices are open Monday through Friday, 8:00am to 5:00pm, and closed Saturday and Sunday. For no-heat and no-fuel emergencies, we answer the phone 24 hours a day, every day of the year.
What should I do in a no-heat or no-fuel emergency?
Call us right away at (781) 843-0415, any hour of the day or night. A no-heat situation in a South Shore winter is treated as urgent, and we will get a local technician or a fuel delivery headed your way as fast as we can.
Where are your offices located?
Our main office is at 39 Adams Street in Braintree, MA, and our second office is at 717 Plain Street (Route 139) in Marshfield, MA. Mail can be sent to 39 Adams Street, PO Box 850310, Braintree, MA 02185.
How do I become a new customer?
Becoming a customer is quick. Call us, send a message through the form above, or request a free estimate for a project, and our local team will walk you through fuel delivery, service, and anything else your home needs.