Clients Served

GSI Customers include:

ADM
Ash Grove Cement
AGP, Inc.
Bunge
Cargill, Inc.
Celotex
Con Agra
Dekalb-Pfizer Genetics
Diamond V Mills, Inc.
General Mills, Inc
Grain Processing
Green Products
Holnam Cement
Hon Industries
IAMS
Tyson (IBP)
John Deere
Kellogg's
Nebraska Public Power
Nestle
Ogilvie Mills
Omega Cabinets
Pioneer Hi-Bred, Inc.
Procter & Gamble
Quaker Oats Co.
Quantum Chemical
Roquette America
Syngenta
Todd & Sargent, Inc.
Tone's Bros
US Filter
US Gypsum
Vulcan Industries
Wells Blue Bunny
Younglove Construction

Corporate Office: 3502 NW 80th Lane, Ankeny, Ia 50023 Tel: 800-262-3811 Fax: 515-432-5902 [email protected]