Company Description

GN Northern is an engineering, environmental consulting & construction materials testing firm with offices in Washington State and Oregon.

Products & Services

Materials Testing & Special Inspection Services ,   Geophysical Services ,   Residential geotechnical drilling ,   MSE Retaining Walls ,   Auger Cast Pile Installation ,   Environmental Consulting Services ,   Slope Stabilization ,   Pavement Engineering Services ,   Geotechnical Engineering Services ,   AC Pile Installation ,   Masonry construction special inspections ,   Pipeline Projects ,   Soil Nail Installation ,   Storm water lagoon design & construction ,   Sheet Pile Installation