Black Hills Corp., NorthWestern Energy Group Receive Shareholders' Approval For Proposed Business Combination

Black Hills Corp. and NorthWestern Energy Group have received shareholder approval for their proposed all-stock merger, which was announced on August 19, 2025. The approvals were granted during Special Shareholder Meetings held today, marking a significant step toward completing the transaction. Following the merger, the companies will form Bright Horizon Energy Corporation, which will serve customers across eight states.