* Not an exhaustive list
B | C | D | E | F | G | H | I | K | L | M | N | O | P | R | S | V | W
Bettendorf |
Alcoa, Inc. |
Bettendorf |
Phillips Petroleum Co. |
Bettendorf |
Riverside Powerhouse |
Burlington |
Iowa Southern Utilities |
Burlington |
Systems Ia. Ammo Plant |
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Cedar Rapids |
Archer Daniels Midland Co. |
Cedar Rapids |
Interstate Power |
Cedar Rapids |
Iowa Power & Light Co. |
Cedar Rapids |
Lincoln Sales & Service, Inc. |
Cedar Rapids |
Mealey Goss Dexter |
Clear Lake |
Chappell Clinic |
Clinton |
Archer Daniels Midland |
Clinton |
Chemplex Corp. |
Clinton |
Chicago NW Railroad |
Clinton |
Clinton Corn Processing Co. |
Clinton |
Dale Dithmart Constructor |
Clinton |
Hawkeye Chemical |
Clinton |
Interstate Power & Light |
Columbus Junction |
Iowa Beef Packers |
Council Bluffs |
Iowa Power & Light |
Creston |
Green Valley Chemical |
Cumming |
Nanabijou, Inc. |
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Davenport |
C. Ewert Plumbing & Heating |
Davenport |
Hormel Foods Corp. |
Davenport |
Ideal Plumbing & Heating |
Davenport |
Iowa-Illinois Taylor Insulation |
Davenport |
Nicols Wire |
Davenport |
Northwest Plumbing |
Davenport |
Oscar Meyer |
Davenport |
Phillips Petroleum Co. |
Davenport |
Putman Building |
Davenport |
Quad-City Boiler |
Davenport |
Ragan Co. |
Davenport |
Sears Manufacturing |
Davenport |
Thomas Construction |
Decorah |
AASE Haugen Homes |
Decorah |
C D & Q, Inc. |
Decorah |
Decorah Comm School Dist. |
Decorah |
Lang's Dairy Equipment |
Des Moines |
Capital City Boiler |
Des Moines |
Electronic Engineering Co. |
Des Moines |
Iowa Power & Light |
Des Moines |
Pittsburg-Des Moines Steel |
Des Moines |
Rock Island Transit |
Des Moines |
Strosnider Concrete, Inc. |
Des Moines |
West Des Moines School District |
Des Plaines |
DuPont |
Des Moines |
Construction Products (CPI) |
Des Moines |
Highland Potato Chip Co. |
Des Moines |
Ms. Clark Foods |
Des Moines |
Weber Potato Chip Co. |
Dubuque |
Dubuque Packing |
Dubuque |
F I, Inc. |
Dubuque |
Norby Distributing |
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Eddyville |
Iowa Southern Utilities |
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Fairfield |
Pierson Plumbing & Heating |
Fort Dodge |
Farmland Industries |
Fort Dodge |
Northwoods Living, Inc. |
Fort Dodge |
Oil Chemical Atomic Workers |
Fort Dodge |
Trimark Physicians Group, Inc. |
Fort Doge |
New Cooperative, Inc. |
Fort Madison |
California Chemical |
Fort Madison |
Champion Paper Mill |
Fort Madison |
Chevron Chemical |
Fort Madison |
First Mississippi Corp. |
Fort Madison |
Sinclair Chemical |
Fort Madison |
Sinclair Oil & Gas Co. |
Ft. Madison |
First Mississippi Plant |
Ft. Madison |
Freuhauf |
Ft. Madison |
Ortho Chemical |
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Grainger |
St. John's |
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Hiawatha |
Midwest Janitorial Services |
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Iowa Falls |
Weldon's Construction |
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Keokuk |
Hubinger |
Keokuk |
Sheller Globe |
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Lansing |
Interstate Power & Light Power Plant |
Lansing |
Interstate Power Co. |
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Marshalltown |
Iowa Electric |
Marshalltown |
Iowa Energies |
Mason |
Hydro-Tile |
Mason |
Smith Plumbing & Heating |
Mason City |
HyCross Hatchery |
Mason City |
Mason County Powerhouse |
Mason City |
Matthews Machine Shop |
Montpelier |
Interstate Power |
Mt. Joy |
Caterpillar |
Muscatine |
Louisa Generating Station |
Muscatine |
Monsanto Company |
Muscatine |
Muscatine Power |
Muscatine |
Temp Associates-Marshalltown, Inc. |
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New Hampton |
Sara Lee |
Newton |
Maytag Co. |
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Osage |
MonRay Windows |
Ottumwa |
Ottumwa Boiler |
Ottumwa |
Ottumwa Hospital |
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Palo |
Duane Arnold Energy Center |
Palo |
Iowa Electric Light & Power Plant |
Pella |
Pella Municipal Power Plant |
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Rudd |
Hoovers Hatchery |
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Salix |
Iowa Public Power |
Shenendoah |
J & R Furniture and Carpet |
Sioux City |
Thompson Electric Company |
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Wayland |
Fred Grant Builders |
Wayland |
Tschantz Brothers Carpenters |
West Des Moines |
West Des Moines Community School Dist. |
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