President and CEO; Wisconsin market head, community bank · Town Bank / Wintrust · Hartland, Wisconsin
Jay Mack
Jay Mack, president and CEO of Hartland-headquartered Town Bank, N.A. (Wintrust) since the bank's 1998 founding. Not other Jay Macks outside Town Bank/Wintrust Wisconsin leadership.
Net worth
$3 million+
September 17, 2026
About
Jay Mack is president and chief executive officer of Town Bank and Wisconsin market head for Wintrust, leading the Hartland-based community bank he helped launch in 1998.
After undergraduate and MBA degrees from the University of Wisconsin–Madison, he began at PNC Bank, later served as a commercial banking officer at M&I Bank and as executive vice president at Johnson Bank in Milwaukee, then joined Town Bank's startup team.
Under his leadership the bank has expanded across the Milwaukee metro—including downtown Milwaukee, Riverwest, and Whitefish Bay—and into the Fox Valley, while FDIC Call Report data show roughly $4.7 billion in assets as of mid-2026. BizTimes has repeatedly named him among Wisconsin's 275 most influential business leaders, tagging the company Hartland.
Mack serves on boards including Milwaukee Development Corp., the Greater Milwaukee Committee, Impact Seven CDFI, Cristo Rey Jesuit High School, Seton Catholic Schools, Near West Side Partners, and Marquette University's Economic Engagement Advisory Board. Town Bank's corporate headquarters remains in Hartland.
Companies and affiliations
- Town Bank / Wintrust
Notable facts
BizTimes Wisconsin 275 profiles list Jay Mack as Wisconsin market head/CEO of Town Bank/Wintrust with a Hartland tag; with the bank since its 1998 inception after PNC, M&I, and Johnson Bank roles.
FDIC BankFind lists Town Bank, N.A. corporate headquarters in Hartland, WI (Cert #34717); Call Report assets about $4.71 billion as of 2026-06-30.
Town Bank staff page publishes his title as President & CEO and a person-tied contact email; education UW–Madison undergraduate and MBA.
What questions can this profile answer
- What makes Jay Mack notable?
- Jay Mack is president and chief executive officer of Town Bank and Wisconsin market head for Wintrust, leading the Hartland-based community bank he helped launch in 1998. After undergraduate and MBA degrees from the University of Wisconsin–Madison, he began at PNC Bank, later served as a commercial banking officer at…
- What is Jay Mack's estimated net worth?
- Jay Mack's estimated net worth is $3 million+ as of 2026-09-17.