System maintenance is scheduled for Tuesday, July 13, beginning at 6:30 PM and lasting until approximately 12 AM. During this time, Sunmark’s Online Banking, Mobile Banking, myTMs, and TAMI will be unavailable.

We apologize for any inconvenience.

Log Into Online Banking
Header Image


Sunmark is committed to helping you protect what you treasure most – from your loved ones, home, or business, to your finances, vehicle and belongings. With a mission to enrich the financial well-being of our members and a vision of becoming your lifelong trusted partner, we’re here to support you and what you work hard to achieve.

SIS Insurance

SIS insurance is an affiliate of Sunmark Credit Union and offers insurance options for you or your business. With a name you can trust and a dedicated team of insurance experts, you can relax while SIS finds you the coverage you need with the discounts you deserve. 

More Info


Kasasa Protect

Kasasa Protect is a comprehensive identity fraud protection and restoration solution that offers benefits such as identity restoration, credit reporting, dark web monitoring, lost wallet protection, and 24/7 credit monitoring. This service is part of the Kasasa family of products offered by Sunmark.

More Info


SIS Insurance & Financial Services (“SIS Insurance”) is an affiliate of Sunmark Credit Union. Business conducted with SIS Insurance is separate and distinct from any business conducted with the credit union.