P PRESTON CONTRACTORS

Mining extraction of coal; site preparation, namely, earth grading and land reclamation; construction, maintenance and demolition of coal slurry impoundments, coal storage silos, coal preparation and sewage treatment plants, ponds, roads, pump stations, refuse areas and landfills, bridges, retaining and piling walls, drill pads, and mine face-ups; installation of water, sewer and slurry lines and storm drainage and retention systems

Trucking services, namely, hauling of natural resources and refuse

Blending coal to specification

Design of plants and mining operations for extraction and of natural resources; site preparation, namely, stream relocation, and conducting environmental rehabilitation and wetlands mitigation