Mr. Michael Olinek reports

CALFRAC WELL SERVICES LTD. 2024 FIRST QUARTER EARNINGS RELEASE, CONFERENCE CALL AND WEBCAST

Calfrac Well Services Ltd. intends to release its first quarter 2024 results before the market opens on Tuesday, May 7, 2024, and has scheduled a conference call to begin at 10 a.m. MT (12 p.m. ET) on the same day.

To participate in the conference call, please register. Once registered, you will receive a dial-in number and a unique PIN (personal identification number), which will allow you to ask questions.

The call will also be webcast. A replay of the webcast call will also be available on Calfrac's website for at least 90 days.

About Calfrac Well Services Ltd.

Calfrac provides specialized oil-field services to exploration and production companies designed to increase the production of hydrocarbons from wells, with continuing operations focused throughout North America and Argentina. The company executes on its brand promise of "do it safely, do it right, do it profitably" to generate long-term, sustainable returns for its shareholders.