Tamarack Valley Energy

Calgary-based oil producer focused on Alberta's Clearwater and Charlie Lake plays. Agreed September 8, 2026 to an all-stock merger with Headwater Exploration valued at about C$10 billion (US$7.25 billion), creating the largest publicly traded pure-play Clearwater producer at more than 80,000 boe/d pro forma.

Record verified 14 Sep 2026 against agent research 2026-09-14 (BNN Bloomberg; company release). Tracked since 2026-09.