GENERAL CONTACTORS

                        Kiefner Brothers, Inc.

                        1459 N. Kingshighway

                        Cape Girardeau, Mo. 63705

                        River City Mechanical

                        5191 Birk Lane

                        Jackson, Mo. 63755

                        Penzel Construction Company

                        P O Box 330

                        Jackson, Mo. 63755

                        Fronabarger Concreters

                        3290 State Highway E

                        Oak Ridge, Mo. 63769