Geotek Engineering & Testing Services Inc

GeoTek has concentrated on maintaining a staff of qualified and experienced personnel. This includes registered professional engineers, certified professional geologists and certified industrial hygienists with more than 15 years of experience. The engineering project managers are supported by experienced drill crews, technicians, scientists, and administrative staff.

The company provides professional services in the areas of:

Geotechnical Engineering
Subsurface Exploration/Soil Borings
Laboratory Testing
Foundation Types & Analysis
Site Preparation & Grading
Earth Structures & Retaining Walls
Pavement Subgrade & Thickness
Foundation & Slab Distress
Construction Materials Testing
Soils
Concrete
Aggregates
Asphalt
Special Inspections
Non-Destructive Testing (NDT)
Environmental Consulting
Contamination Assessment/Remediation
Phase I Environmental Site Assessments
Asbestos, Lead Paint, Radon
Indoor Air Quality/Mold
Tank Removal Assessments
Emergency Spill Response
Spill Prevention Plans (SPCC/SWPPP)
Industrial Hygiene
Noise Exposure
Confined Space Evaluations
Health Complaints
Employee Exposure Assessments
Respirable Dust Analysis
Airborne Chemical Analysis


GeoTek serves the Midwest states of South Dakota, North Dakota, Minnesota, Iowa and Nebraska. Our service area is generally concentrated within a 200 mile radius of Sioux Falls, including the major towns of Aberdeen, Brookings, Huron, Madison, Mitchell, Pierre, Vermillion, Watertown, Yankton, Marshall, Worthington, Sioux City, LeMars, Spirit Lake, Spencer, Fort Dodge, Carroll, Boone, Norfolk, South Sioux City, O'Neill, Fargo and Wahpeton. Our coverage, however, has no finite boundary. GeoTek has served the region from Rapid City, South Dakota to Duluth, Minnesota and from Lincoln, Nebraska to Dickinson, North Dakota.