All Engineering/EPC/EPCM in United States

Huguenot Labs Verified

TPD

Krech Ojard & Associates, Inc.

Geokon

GEI Consultants, Inc.

Parsons

OTR OnSite

Independent Mining Consultants, Inc.

Costmine

SpinTek Filtration, Inc.

Heyl & Patterson Equipment

MWH Global

Redwave Solutions-US LLC