Tranche Update on Cathedral Energy Services Ltd.'s Equity Buyback Plan announced on July 13, 2023.

Cathedral Energy Services Ltd. is a Canada-based company, which operates in the United States (U.S.) under Discovery Downhole Services, a division of Cathedral Energy Services Inc., Altitude Energy Partners, LLC and Rime Downhole Technologies, LLC. The Company is involved and engaged in the business of providing directional drilling services to oil and natural gas companies in Western Canada and the U.S. Its services include directional drilling, drilling optimization, well planning and automated gamma services (AGS) and remote drilling. Its products include nDURANCE MOTORS, Measurement While Drilling (MWD), FUSION and RapidFire. Its MWD sensors collect data used to determine basic trajectory parameters, such as inclination, direction, and tool-face orientation. Its FUSION family OF MWD tools include FUSION Dual Telemetry (DT), FUSION WPR (Wave Propagation Resistivity), FUSION Gamma Ray (GR) and The Hawk. Its RapidFire family of MWD tools include RapidFire Pulse and RapidFire DT.