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Welcome, First Security Trust and Savings Bank

For over 60 years, First Security has been serving and supporting its customers and local communities. We’re proud of this commitment and are excited about what’s next.

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What’s happening?

As of April 1, 2025, First Security Trust and Savings Bank is now Byline Bank! We’ve decided to partner based on our shared vision, values and dedication to the local community. You’ll continue to receive the same great personalized service you’ve come to know and expect, and we’re here with you every step of the way.

What’s Next?

In the coming days, we’ll send you additional updates about what’s happening, and when. Please read these updates carefully as they have important information including:

  • Information about the transition containing dates, and times when your
    account may be unavailable.
  • Mobile and Online Banking Access during, and after the transition.
  • Branch Access Hours during transition weekend.
  • Reminders and Contact Information like phone numbers and emails.

I am thankful and appreciative of the continued excellent customer service I receive from Byline. Every time I have a request or question, my banker Sam not only listens, but also immediately takes care of the issue. I’m also extremely appreciative of the fact he knows his customers by name. It truly gives me a sense that not only is my business important, but I’m important as well.

Elizabeth K.
Skokie Area Resident

To say that I was dumbfounded by the level of customer service that I received is a complete understatement. I wasn’t even a customer until this afternoon. But it didn’t matter. You all pulled together as a team to help me, without reservation.

Marguerite Ruminski
Healthy Sins Inc.

We needed a financial partner who was going to be able to handle being with us side by side on whatever we needed for the future, not just right now.

I look forward to growing and improving our operation with our partnership with Byline. It’s just been easy. I know that when I pick up the phone someone will always answer.

Jim Coaker
President, McCracken Bag & Label Co. Label

More to Come

As more information becomes available, we will continue to update this page. Please check back here, and at www.bylinebank.com/first-security-updates and look for more communications from Byline Bank. We’re committed to you, our customers, and our communities.

Have a question? Check out our FAQ at www.bylinebank.com/first-security-faq.