| Company | Category | Area | Address | Web | E-mail | Contact person |
| SIMPSON DEVELOPMENT | Operative Builders | Michigan | 4235 COIT AVE NE, GRAND RAPIDS, Kent, Michigan, 49525-1101, USA |
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Robert Simpson |
| SIMPSON DRYWALL | Drywall/insulating Contractor | Michigan | 336 E MICHIGAN AVE, GALESBURG, Kalamazoo, Michigan, 49053-9567, USA |
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Laura Stacy |
| SIMPSON ELECTRIC INC | Electric Contractors | Michigan | 3043 BARNARD RD, CHARLEVOIX, Charlevoix, Michigan, 49720-9750, USA |
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Doug Simpson |
| SIMPSON ELECTRIC INC | Electrical Work | Michigan | 3043 BARNARD RD, CHARLEVOIX, Charlevoix, Michigan, 49720-9750, USA |
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DOUG SIMPSON |
| SIMPSON ENGINEERING | Engineering Service | Michigan | 119 W SAINT CLAIR ST, ROMEO, Macomb, Michigan, 48065-4655, USA |
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MARK SIMPSON PE |
| SIMPSON GRANITE | Monuments | Michigan | 25205 PLYMOUTH RD, REDFORD, Wayne, Michigan, 48239-2018, USA |
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| SIMPSON GRANITE WORKS | Monuments | Michigan | 23466 GRAND RIVER AVE, DETROIT, Wayne, Michigan, 48219-3133, USA |
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DAVID BLAKE |
| SIMPSON GROUP | Nclassifiable Estab | Michigan | 18175 ADRIAN ST, SOUTHFIELD, Oakland, Michigan, 48075-1801, USA |
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| SIMPSON GROUP INC | Local Trucking,W/O Str | Michigan | 6349 BEVERLY PLZ, ROMULUS, Wayne, Michigan, 48174-2003, USA |
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CHRIS SIMPSON |
| SIMPSON GROUP INC | Local Trucking,W/O Str | Michigan | 6349 BEVERLY PLZ, ROMULUS, Wayne, Michigan, 48174-2003, USA |
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CHRIS SIMPSON |
