Professional services firm Sikich is set to acquire an Illinois-based public accounting firm, Scanlan & Leo. Financial terms were not disclosed. Scanlan & Leo offers accounting, audit, tax compliance and planning, and advisory services to companies across industries. "The addition of Scanlan & Leo will strengthen our accounting, tax and audit services. We look forward to drawing on the Scanlan & Leo team's experience working with a diverse range of industries to bolster our service offerings." Tom Krehbiel, Sikich Partner.