United Steel, Paper & Forestry, Rubber, Manufacturing, Energy, Allied Industrial & Service Workers International Union v. Wise Alloys, LLC (642 F.3d 1344, 2011)

COX, Circuit Judge:

Three unions representing different groups of employees of Wise Alloys, LLC (“Wise”) sued Wise under § 301 of the Labor Management Relations Act (“LMRA”), 29 U.S.C. § 185, seeking to enforce an arbitration award. The district court granted summary judgment in favor of the unions, enforcing the award. Wise appeals. We affirm.

I. BACKGROUND

Wise operates an aluminum rolling mill and related facilities in Muscle Shoals and Sheffield, Alabama. The Plaintiffs are: the United Steel, Paper and Forestry, Rubber, Manufacturing, Energy, Allied Industrial and Service Workers International Union AFL-CIO-CLC; the International Union of Operating Engineers, Local 320; and the United Brotherhood of Carpenters and Joiners, Local 1209 (collectively, “the Unions”). The Unions represent different groups of employees at Wise’s Muscle Shoals and Sheffield plants. In November 2007, the Unions entered into materially identical collective bargaining agreements with Wise (“the Agreements”). The Agreements provide for a grievance procedure that includes final and binding arbitration.

Each Agreement includes identical language regarding a quarterly Cost of Living Adjustment (“COLA”). The COLA provision provides, in relevant part:

Section 2 Cost of Living Adjustment: Effective on each adjustment date, a cost-of-living-adjustment will be made to the current cost of living allowance. The cost of living allowance will be equal to l