Environmental Studies, Permitting, and Solutions.


Catena Consulting, LLC (Catena), an environmental consulting firm based in Billings, Montana, provides a variety of professional services in support of resource development and environmental management. Services include conducting environmental studies and environmental reviews, project permitting, and impact mitigation and reclamation planning. Catena staff and associates have experience working with clients in both the private and government sector, with most projects related to:


 Wind energy development;

 Electrical transmission;

 Facility siting;

 Coal, phosphate, and hard-rock mining; and,

 Federal, state, and private land management.

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