Office Locations

NIS Headquarters

4025 Fair Ridge Drive

Suite 300

Fairfax, VA 22033

Phone: +1 (703) 750-0453

Fax: +1 (703) 277-1932

Alexandria Office

4600E Pinecrest Office Park Drive

Alexandria, VA 22312-1461

Phone: +1 (703) 750-0453

Fax: +1 (703) 277-1932

Hunstville Office

515 Sparkman Drive

Huntsville, AL 35816

Phone: +1 (256) 716-8007