X0306 4 2020-07-01 0 0001048268 IES Holdings, Inc. IESC 0001297011 Dowling Joseph L III 5433 WESTHEIMER ROAD, SUITE 500 HOUSTON TX 77056 1 0 0 0 Common Stock 2020-07-01 4 A 0 782 0 A 56338 D Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan as amended and restated through February 2016 (the "Equity Incentive Plan") upon Mr. Dowling electing to receive PSUs in lieu of common stock or cash for that portion of his retainer. Each unit converts to one share of IES common stock when either (i) Mr. Dowling leaves the board of directors for any reason, or (ii) upon a change of control as defined in the Equity Incentive Plan. /s/ Mary K. Newman, Attorney-in-Fact 2020-07-02