Spartan Motors Chassis recognized its top-performing suppliers at its Eighth Annual Supplier Conference this month in Charlotte, Mich.

The performance of Spartan's suppliers is continually assessed and evaluated by the Supplier Performance Action Review Committee (SPARC). To meet Spartan's standards of excellence, suppliers must meet performance criteria related to quality, delivery, customer support and competitiveness.

The SPARC awards recognized the top 4% of Spartan's more than 300 suppliers for their ability to perform on time and on budget. The following companies met or exceeded Spartan's standards of excellence for 2009:

• Allison Transmission (Indianapolis)
• American Cooling Systems (Bloomfield Hills, Mich.)
• Bolton Conductive Systems (Walled Lake, Mich.)
• Formed Solutions (Holland, Mich.)
• Harris Battery (Bolivar, Ohio)
• Professional Metal Works (East Lansing, Mich.)
• Redmer Industries (Lansing, Mich.)
• Seats Inc. (Westerville, Ohio)
• St. Clair Technologies (Wallaceburg, Ontario)
• Titan Wheel (Chicago)
• Vehicle Improvement Products (Antioch, Ill.)
• Wiley Metal Fabricating (Marion, Ind.)