Where We Are

STI’s provides services across the nation - currently spanning 27 states and the District of Columbia. 

US map with all STI project sites and offices depicted



3152 Presidential Drive
Fairborn, OH 45324

937-431-0000 Office
614-340-7273 Fax
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Tulsa, OK

201 South Denver Avenue
Suite 300
Tulsa, OK 74103

918-583-9900 Office
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Elizabeth City, NC

301 East Main Street
Suite 4
Elizabeth City, NC 27909

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Hampton Roads, VA

720 Mall Parkway,
Newport News, VA 23602

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