PQ Group Holdings to Host Fourth Quarter and Full Year 2017 Earnings Conference Call and Webcast on Wednesday, March 21, 2018 at 10:00 a.m. ET

MALVERN, Pa.–(BUSINESS WIRE)–$PQG #earningscall–PQ Group Holdings Inc. (NYSE:PQG) (“PQ” or the “Company”), a leading,
highly diversified global provider of catalysts, specialty materials and
chemicals, and services, today announced that it plans to release its
fourth quarter and full year 2017 financial results on Wednesday, March
21, 2018, pre-market open. Management will review the results during a
conference call and audio-only webcast scheduled for 10:00 a.m. eastern
time. Details for the conference call and webcast are below:

Conference Call

Investors may listen to the conference call live via telephone by
dialing 1-877-883-0383 (domestic) or 1-412-902-6506 (international) and
use the participant code 8267443.

Webcast

An audio-only live webcast of the conference call and presentation
materials can be accessed at http://investor.pqcorp.com.
A replay of the conference call/webcast will be made available at http://investor.pqcorp.com/events-presentations.

Investor Contact:
Nahla A. Azmy
(610) 651-4561
[email protected]

About PQ Group Holdings, Inc.

PQ Group Holdings, Inc. is an integrated, global provider of catalysts,
specialty materials and chemicals, and services. Our environmental
catalysts and services business is a leading global innovator and
producer of catalysts for the refinery, emissions control, and
petrochemical industries and is also a leading provider of catalyst
recycling services to the North American refining industry. Our
performance materials and chemicals business is a silicates and
specialty materials producer with leading supply positions in North
America, Europe, South America, and Asia serving diverse and growing end
uses such as personal and industrial cleaning products, fuel efficient
tires, surface coatings, and food and beverage products.

Contacts

PQ Group Holdings Inc.
Nahla A. Azmy, 610-651-4561
[email protected]