Casey’s General Stores Inc. will hold its annual shareholders meeting at 9 a.m. on Sept. 16 at company headquarters in Ankeny, and the agenda includes a change in board structure. To conform with amendments to the Iowa Business Corporation Act, the directors’ terms will be staggered as described below.

The convenience store chain has nominated two of its eight directors to be retained as Class I directors, serving until 2014: Casey’s CEO Robert Myers and Diane Bridgewater, executive vice president of Life Care Services LLC.

Nominated to serve until 2012 as Class II directors are: retired attorney Kenneth Haynie, retired Medicap Pharmacy Inc. CEO William Kimball and management and development consultant Richard Wilkey.

The nominees to serve until 2013 as Class III directors are: Johnny Danos, director of strategic development for LWBJ LLC; Jeffrey Lamberti , president of Block, Lamberti & Gocke P.C.; and H. Lynn Horak, retired regional chairman at Wells Fargo Bank.