Meet Our Commercial Lenders

Do you own a business? Let Stillman Bank be your business partner!

Our Commercial Lenders are experienced professionals who will work with you to assess your situation, answer all of your questions, and help you make the best financing choice for your business. As a community bank, we understand the unique needs of small businesses. You can get loan decisions quickly because all of our decisions are made locally!

Edward Munguia

NMLS No.607872

Ed serves as Executive Vice President and oversees the bank’s Commercial Department. He has been in banking for more than 38 years and earned his bachelor’s degree in finance from DePaul University.


Ed is involved with a variety of economic development initiatives in the Rockford area. He currently serves as a board member of the Rockford Area Economic Development Corporation (RAEDC). He is a current board member for the Rockford Local Development Corporation. He serves on the board of directors of the Northern Illinois Community Development Corporation. In addition, he also previously served as a board member for the Rock River Valley YMCA.

Donald Banks

With 36 years of banking experience, Don serves as Senior Vice President and Commercial Loan Officer. He earned his Bachelor’s degree in Business Management from Western Illinois University. He is also a graduate of the Graduate School of Banking Madison, the Community Bankers Association of Illinois Community Bankers School, and the American Bankers Association Commercial Lending School. Don also earned his Executive Leadership Certificate through the Wisconsin School of Business Center for Professional and Executive Development.


Don is also very active in the community serving on several boards of local organizations. Currently, he serves as a board member for the Rockford Symphony Orchestra and the Community Building Complex of Boone County. He also sits on the boards of the Rockford Local Development Corporation (RLDC) and Flora Cemetery. Additionally, Don is the clerk for Flora Township and is a member of the IOU Club of Belvidere.


Jennifer Sisson

With over 25 years of experience in the banking industry, 20 of those years in commercial banking services, Jen currently serves as Vice President and Commercial Loan Officer. She is also a graduate of Commercial Lending School through the Illinois Bankers Association and holds her Real Estate Broker License in the state of Illinois.


A lifelong resident of Boone County, Jen currently serves as a board member and Treasurer for Boone County CASA, Women of Today’s Manufacturing, and the Belvidere District #100 Charitable Foundation. She is also a board member of the Belvidere Area Chamber of Commerce and a member of the Cosmopolitan Club of Belvidere and the Rockford Network of Professional Women.

David Weber

NMLS No.756628

Dave brings over 30 years of commercial lending experience and over 40 years of banking experience to his role as Vice President and Commercial Loan Officer in our Rockford office. He earned his Bachelor’s Degree from UW-Whitewater and his MBA from DePaul University.


Dave was raised in Johnsburg, IL and for the last 33 years has resided in Winfield, IL. He is active in St. Vincent DePaul and is a past board member for Catholic Charities and the United Way.

T. Pat Donahue

NMLS No.652495

Pat serves as Senior Vice President, overseeing the daily operations of our Oregon Office. With over 25 years of banking experience, Pat specializes in commercial business lending. He earned his degree in Business Management from Northern Illinois University, attended the ABA Banking School at Illinois Wesleyan and is a graduate of the Commercial Banking School in Texas. Before his career in banking, he was a business entrepreneur for 17 years.


As a lifelong Oregon resident, Pat is actively involved in the community. He volunteers his time with a number of area organizations including the Village of Progress Foundation, St Mary Church and Knights of Columbus.