New & Improved Mobile App Coming Soon! On 12/10, the GSB Mobile App will be updated with new features, including enhanced security, improved transfer and bill pay capabilities, and the ability to send us a secure message.

Please Note: Card Controls users will need to reestablish debit card preferences after the upgrade. Simply click on the “More” link in the app, then select “Cards” to get started.

Our Customer Service Center, including Video Teller Machines will close early Tuesday, December 10th at 5:00pm so employees can participate in our annual Holiday Party. Thank you for understanding!

Browse our Security Center for tools and resources to protect your privacy and personal financial information. Find online banking security tips along with information on common scams. If you are ever in doubt, call us directly at (207) 839-4796.

View all alerts

Dismiss

LOCATIONS + HOURS

South Portland

395 Gorham Rd, South Portland, ME 04106

Phone: (207) 773-9646

Fax: (207) 773-1109

Get Directions
Schedule an Appointment

Hours

Lobby & Drive Thru:

Mon - Thurs8:30 am – 4:00 pm

Fri: 8:30 am – 5:00 pm

Sat: 8:30 am – 12:00 pm

Sun: Closed

Drive Thru Video Teller:

Mon – Fri7:30 am – 6:00 pm

Sat7:30 am – 12:00 pm

SunClosed

Features

24-hour ATM
Video Teller
Drive Thru
Full-Service Branch

South Portland Directions 395 Gorham Rd, South Portland, ME, USA

Sean Banks

Branch Manager

NMLS# 1739072

395 Gorham Rd, South Portland, ME 04106

Sean joined GSB in 2019 as a Universal Banking Associate, was promoted to Branch Manager of our South Portland location in 2022, and to Business Development & Branch Manager of our Long Wharf location in 2024.

With over 6 years of experience in the banking industry, he enjoys finding solutions to make a positive impact on customer’s lives at every stage.

Sean attended Keene State College with a B.A. in Political Science.