Geotechnical Testing Services, Inc. has developed our hot-mix asphalt mix designs for over ten years for all of our hot-mix asphalt batch plants. Their vast experience in aggregate and asphalt production, in addition to their superior construction knowledge, has helped us produce economical products for the past decade that are of the highest quality. Geotechnical Testing Services, Inc. treats us as if we are team members in business, rather than just another client. It is for these reasons that we consider Geotechnical Testing Services, Inc. the leader in materials testing and analysis.