Mr. Michael Olinek reports

CALFRAC WELL SERVICES LTD. SECOND QUARTER 2022 EARNINGS RELEASE AND CONFERENCE CALL

Calfrac Well Services Ltd. intends to release its second quarter 2022 results before markets open on Thursday, July 28, 2022, and has scheduled a conference call and webcast to begin at 10 a.m. MT (12 p.m. ET) on the same day. If you wish to participate in the conference call, please call 800-458-4148 or 647-484-0477 prior to the start of the call and ask for the Calfrac Well Services conference call. Calfrac's management team will be available to answer questions on the call. A webcast of the conference call may be accessed via Calfrac's website.

A replay of the conference call will be available for review until Aug. 4, 2022. To listen to the recording, call 888-203-1112 or 647-436-0148 and ask for reservation 2366060. A replay of the conference call will also be available for at least 90 days following the call on Calfrac's website by clicking investors, then presentations and events.