| Business Name | Address | |
| Grinnell Safe & Lock Co | 800 Main St Grinnell, IA 50112 |
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| J & S Locksmith | 214 N Broadway St Toledo, IA 52342 |
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| M D Fordice Lock Doctor | Po Box 265 Dysart, IA 52224 |
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| Emerson Specialty Hardware | 428 1st St Sw Cedar Rapids, IA 52404 |
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| Fred'S Lock & Key | 425 6th St Sw Cedar Rapids, IA 52404 |
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