Mary Duncan signed Black Hills Works, Inc.'s 2025 Form 5500 as plan administrator.
Signer names are public record from the Form 5500 e-signature.
Black Hills Works, Inc.'s EIN is 46-0341382.
Download the official 2025 Form 5500 (PDF) for Black Hills Works, Inc. from the U.S. Department of Labor's EFAST2 system.
Download the official 2025 Form 5500 (PDF)Black Hills Works, Inc.'s plan includes money-purchase contributions.