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Last updated: September 2026
GE

GeoTek Engineering & Testing Services, Inc.

Sioux Falls, SD
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GeoTek Engineering & Testing Services, Inc. is a privately owned corporation formed in 1988 and based in Sioux Falls, SD. Its environmental consulting services include indoor air quality and mold testing, including mold microscopy, airborne testing, and building moisture and ventilation assessments. Its staff includes registered professional engineers, certified professional geologists, and certified industrial hygienists.

mold testingindoor air quality testingvisible mold microscopyairborne mold testingbuilding moisture assessmentsventilation assessmentspre- and post-cleaning testingcarbon dioxide monitoring
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Credentials & Experience

Years of Experience
38+
Certifications
  • registered professional engineers
  • certified professional geologists
  • certified industrial hygienists

Additional Details

Years of Experience
38 years
Service Types Offered
Air Quality Testing

Location

909 E 50th Street North, Sioux Falls, SD 57104, Sioux Falls, SD

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