Exhibit 23
Consent of Independent Registered Public Accounting Firm
PQ Corporation Savings Plan
Malvern, Pennsylvania
We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 (No. 333-227643) of PQ Group Holdings Inc. of our report dated June 14, 2019 relating to the financial statements and supplemental schedule of the PQ Corporation Savings Plan which appears in this Form 11-K for the year ended December 31, 2018.
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/s/ Urish Popeck & Co., LLC |
State College, Pennsylvania |
June 14, 2019 |