- 3 M COMPANY
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- CONSOLIDATED EDISON
- CONSUMERS ENERGY
- CONTINENTAL AIRLINES
- CORNING INC
- CRANE CHEMPUMP DIVISION
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- CULLIGAN
- CUMMINS, INC
- DEAN FOODS
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- DIAL CORPORATION
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- DOMINION ENERGY
- DOW CHEMICAL CO
- DRESSER RAND
- DU PONT
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- EASTMAN CHEMICAL
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- EXCELON
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- FORD MOTOR CO
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- FRU-CON CONSTRUCTION
- GENERAL DYNAMICS
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- GENERAL MILLS
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- GENERAL TIRE
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- GOODYEAR TIRE & RUBBER
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- HENKEL CORP
- HEWLETT PACKARD
- HONEYWELL INC
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- IBM CORPORATION
- INDIANAPOLIS POWER & LIGHT
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- MIT
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- MORTON SALT
- MURPHY OIL U.S.A. INC
- NASA
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- OCCIDENTAL CHEMICAL
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- OWNES CORNING
- PACIFIC GAS & ELECTRIC
- PAGE STEEL INC
- PARSONS
- PEPSI BEVERAGES CO.
- PFIZER
- PHILLIPS 66 COMPANY
- PHILLIPS PETROLEUM CO
- POLAROID
- POOLE & KENT CO.
- PRAXAIR
- PROCTOR & GAMBLE CO
- PROGRESS ENERGY
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- REXENE PRODUCTS CO
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- ROCKWELL INTERNATIONAL
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- SCHLUMBERGER
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- SHELL
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- SIEMENS
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- SOLVAY
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- TEXACO CHEMICAL CO
- THE GOODYEAR TIRE & RUBBER CO
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- WESTINGHOUSE ELECTRIC CORP
- WHEELABRATOR
- WOOD GROUP
- XEROX CORP