Private company

Old Second National Bank

United States historic place

The Old Second National Bank of Aurora is a historic building in Aurora, Illinois. It was designed in the Prairie School style by George Grant Elmslie, and was one of his last commissions.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 20, 2026.

Overview

  • HeadquartersAurora, United States1
  • Legal formCommercial Bank3
  • LEIB94HV8SXGDD3J5XESU083
  • StatusActive3
  • LEI statusIssued and current3
  • Registered address37 South River Street, 60506 Aurora, United States3
  • Registered withFederal Deposit Insurance Corporation, 36033
Old Second National Bank (Aurora, Illinois)
Photo: Kepper66, CC BY-SA 3.0, via Wikimedia Commons4

The Old Second National Bank of Aurora is a historic building in Aurora, Illinois. It was designed in the Prairie School style by George Grant Elmslie, and was one of his last commissions.2

Corporate structure

Old Second National Bank is part of a group headed by OLD SECOND BANCORP INC. 3 entities, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

  • OLD SECOND BANCORP INC Aurora, Illinois, United States
    • Old Second National Bank Aurora, Illinois, United States
    • State of Subsidiary ยท Delaware, United States

Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); subsidiaries listed in Exhibit 21 of annual reports filed with the SEC. Each entity in the chart links to its source.

Subsidiaries and ownership

Parent company (GLEIF)

Ownership links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); each one cites its LEI record.

Timeline

  1. Feb 7, 2018Parent Directly consolidated by OLD SECOND BANCORP INC3
  2. Nov 21, 1887Founded Old Second National Bank is founded3

Sources

The numbers on this page point here. Each one links to the record it came from.

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