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Greenlight Debit Cards for Kids and Teens – FOR FREE1!

Teach your kids to save and spend wisely.

A New Partnership

The Parent Companies of MountainOne Bank and Mechanics Cooperative Bank have entered into an agreement to merge into a combined Mutual Holding Company.

First-time Homebuyer Program

Are you a first-time homebuyer? We have the perfect thing: MountainOne’s $650 First-Time Homebuyer Credit! Ask one of our mortgage lenders for details today!

Introducing Greenlight: The Debit Card and Money App for Kids & Teens!

MountainOne is excited to offer Greenlight for FREE1 to MountainOne Customers. Learn about the debit card and money app that gives kids and teens financial independence while helping them learn how to manage their money!

MountainOne customers get Greenlight for FREE1 – a $70 annual savings!

Meet Mo

When it comes to spokesgoats, he’s the G.O.A.T. Mo is a reminder that at MountainOne, banking isn’t just on our minds; it’s in our nature.

Community

MountainOne is proud to be a part of our local communities since 1848. We offer a variety of resources including our Community Dividend Program, financial education outreach and employee volunteer services.

Careers

MountainOne is dedicated to the local communities we serve, with a mission of delivering solutions of real value that help individuals, businesses, and community institutions manage their financial lives with clarity and confidence.

Security

We’d move mountains to protect your accounts. That’s why MountainOne invests in enhanced fraud monitoring tools that can help detect unwanted account activity hopefully before it’s too late.

Open a Deposit Account

Open a personal checking account, savings account, money market account, or Certificate of Deposit (CD) online now!

Recent Updates

December 8, 2025

MountainOne Bank is pleased to announce the promotion of Peter Duckett to Assistant Vice President, Commercial Loan Officer, recognizing his contributions to the growth of the Bank’s commercial lending portfolio...

December 3, 2025

Merger Scheduled for January 1, 2026; MountainOne Bank and Mechanics Cooperative Bank to Continue to Operate Independently, Retain Existing Names and Brands MountainOne Financial, MHC, the mutual holding company parent...

SCHEDULED MAINTENANCE: Digital Banking may be unavailable on Sunday, December 14, between 12:00am–4:00am for routine system maintenance. Please submit any transactions before or after this timeframe. Thank you!

HOLIDAY NOTICE: In observance of Christmas, all MountainOne offices will close at 12 pm on Wednesday, December 24, and will be closed on Thursday, December 25. As always, our Digital Banking services are available 24 hours a day.

HOLIDAY NOTICE: All MountainOne offices will close early at 2:00 pm on Wednesday, December 31 (New Year’s Eve) and will be closed on Thursday, January 1 (New Year’s Day). As always, our Digital Banking services are available 24 hours a day.