X0206 3 2017-08-09 1 0001583648 PIERIS PHARMACEUTICALS, INC. PIRS 0001714023 Reine Allan C/O PIERIS PHARMACEUTICALS, INC. 255 STATE STREET 9TH FLOOR BOSTON MA 02109 0 1 0 0 See Remarks 24.1 - Power of Attorney SVP and Chief Financial Officer /s/ Caroline G. Gammill, Attorney-in-fact 2017-08-11