| Last Name | First and Middle | Business | Origin | Date | City | County | State |
| Bond | H L | Agent, Oskaloose Ins. Co. | Wisconsin | 1869 | Dunlap | Harrison | Iowa |
| Dunlap Bank | | Exchange Real Estate | | 1871 | Dunlap | Harrison | Iowa |
| Kellogg | Lorenzo | President Dunlap Bank | | 1871 | Dunlap | Harrison | Iowa |
| Amsden | L S | Cashier Dunlap Bank | | 1871 | Dunlap | Harrison | Iowa |
| Exchange Bank | | General Banking | Connecticut | 1856 | Dunlap | Harrison | Iowa |
| Lymon | H B | President Exchange Bank | | 1856 | Dunlap | Harrison | Iowa |
| Sherman | L A | Cashier Exchange Bank | | 1856 | Dunlap | Harrison | Iowa |
| Jackson | B | Dlr. Grain/Lumber/Coal | Canada | 1868 | Dunlap | Harrison | Iowa |
| MacKinzie & Stanley | | Land/Loan/Insurance Agent | Wisconsin | 1883 | Dunlap | Harrison | Iowa |
| Stanley | E E | Agent | Wisconsin | 1883 | Dunlap | Harrison | Iowa |
| MacKinzie | Chas | Attorney at Law | Wisconsin | 1883 | Dunlap | Harrison | Iowa |
| Phillips & Caldwell | | Attorney at Law | | | Dunlap | Harrison | Iowa |
| Trover | J A | Attorney at Law/Land Agent | Indiana | 1878 | Dunlap | Harrison | Iowa |
| Wailley & Myers | | Editor/Owner Dunlap Reporter | | | Dunlap | Harrison | Iowa |
Collection:
White, Judy Wallis. Harrison County Iowa Genealogy.
