X0206 3 2018-11-19 1 0001364099 Innophos Holdings, Inc. IPHS 0001578545 Hilk Jane S 259 PROSPECT PLAINS RD., BUILDING A CRANBURY NJ 08512 1 0 0 0 Exhibit 24 (Power of Attorney) attached /s/ Joshua Horenstein, as Attorney-In-Fact 2018-11-19