| Relationships | Role | Relationship Start | Relationship End |
| National City Corporation | Parent | 1/31/1990 | 5/24/1991 |
| Gem America Realty And Investment Corporation | Subsidary | 1/31/1990 | 5/24/1991 |
| Cen-Pro, Inc. | Subsidary | 1/31/1990 | 5/24/1991 |
| Gem Financial Corporation | Subsidary | 1/31/1990 | 12/29/1990 |
| Gem Mortgage Corporation Of North America | Subsidary | 1/31/1990 | 1/31/1990 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| National City Bank Of Dayton | Buyer | 2,732,328 | Discontinued | 5/25/1991 | |
| United Savings Association | Seller | Discontinued | 3/1/1983 | ||
| Gem Federal Savings And Loan Association | Seller | Discontinued | 3/1/1983 | ||
| Central-Progressive Savings Association | Seller | Discontinued | 1/1/1982 |