BC Research Inc.
Offers comprehensive testing, analytical, and environmental consulting services to the mining industry. Locations in western Canada and northwestern U.S.

Biomedy
Offers biological treatment technology for treating and remediating mine wastes, polluted soils and water (surface and underground water), and biological leaching of metal from off-grade or refractory ores.

Denison Environmental Services
Mine decommissioning and tailings disposal.

Savci Environmental Technologies, LLC
environmental and engineering services for mining, waste mamanagement, and natural resource industries.

Strum Environmental Services
West Virginia firm specializing in hydrologic studies, overburden assessments, wastewater testing, biological consulting, and related services for coal mining; also offering services to other industries. Describes capabilities.

Thomas Giles
Geological services including mining consulting, mining plans, environmental impact statements and environmental services.

Waddington Kay and Associates
Consultants who predict coal mining subsidence and assess the likely impacts of mining on natural surface features and man-made structures. Based in Australia. Site describes expertise.