Wintrust is classified as a prominent major regional banking organization rather than a small community bank or a multi-trillion-dollar national mega-bank, boasting total assets approaching seventy-four billion dollars. It occupies a powerful competitive position within the Midwestern financial landscape, ranking as one of the largest banking groups headquartered in Illinois. Through its extensive network of sixteen separately chartered subsidiary banks and specialized national business units—such as its dominant commercial insurance premium finance division—Wintrust exercises significant economic influence while successfully preserving its foundational commitment to personalized, community-oriented hometown customer service.