- NTH Consultants, Ltd.
- Farmington Hills
Specializes in infrastructure engineering, environmental management and evaluation of construction materials including roofing, steel, concrete and pavement.
www.nthconsultants.com
- Instrument Sales East
- Redford
Offers GPS rentals and sales, lasers, levels, field supplies and equipment for surveyors, and related computer and CAD services.
www.instsales.com
- Basney and Smith, Inc.
- Livonia
Specializing in ALTA/ACSM surveys.
www.alta-acsmsurvey.com
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