Established in 2012, Dulles Geotechnical and Materials Testing Services, Inc. (DGMTS) is a SWaM, MBE and DBE certified firm that offers a wide range of engineering services including geotechnical engineering and QA/QC testing to both the private sector and public agencies. Our team of certified engineers, highly trained inspectors and field technicians have the experience and expertise to take on any size project, large or small.

Our STAFF includes geotechnical engineers, geoscientists, geologists, structural engineers, project managers, construction engineers and inspectors, technicians, designers and administrative support staff who offer extensive experience in engineering consulting and site services.

DGMTS also has a full-service LABORATORY certified by the American Association of State Highway and Transportation Officials (AASHTO) and member of Washington Area Council of Engineering Laboratories, Inc. (WACEL).

DGMTS owns a FLEET of ATVs, truck mounted drill rigs with capability of hollow-stem auger, mud rotary and rock coring. Our support equipment consists of service trucks, trailers, light towers, generators, and welding equipment. We also have asphalt and concrete coring machine.


DGMTS is currently licensed to provide services in Virginia, Maryland and DC Metro Area.



We pride ourselves as the most equipped geotechnical firm in the area, with more than 9 years of experience of design-build and design-bid-build projects. We believe in quality of service, that has earned us our clients' trust, which is why most of our clients are repeat clients. We take a proactive approach to each project and try to identify potential problem areas before they arise.

DGMTS understands the delicate environment, recognizes project budgetary constraints and works closely with clients to provide responsible, cost effective and timely solutions. Our careful scheduling and deployment of resources enables us to consistently meet project objectives and schedules without compromising professional standards. DGMTS continues to diversify and improve our many services to meet the ever-changing needs and requirements of our clients.


DBE Certificates (DDOT/WMATA/MD/VDOT/CT) Download
AASHTO Certificate Download
SOQ 2018 Download
Drilling Department Brochure Download