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BOARD OF TRUSTEES OF THE LIUNA NATIONAL (INDUSTRIAL) PENSION FUND
OPERATING ENGINEERS LOCAL 825 PROFIT SHARING FUND
GRANITE CONSTRUCTION INCORPORATED
MASTEC, INC.
HENSEL PHELPS CONSTRUCTION CO.
BOARD OF TRUSTEES - STEAMFITTERS LOCAL 602 RETIREMENT SAVINGS PLAN
TUTOR PERINI CORPORATION
SUMMIT MATERIALS, LLC
KELLER MANAGEMENT SERVICES, LLC