Providing innovative, efficient and expert solutions for 25 years.

As a professional engineering consulting firm providing comprehensive, multidisciplinary services, ATCS has grown into a leading firm in the region supporting our clients achieve their goals and building a better future for our communities.

With over 230 employees and eight offices across Virginia, Pennsylvania, Maryland and North Carolina, we have access to expert resources to design, build, plan and manage the successful delivery of our clients’ projects and programs.

ATCS’ services, people and expertise combined with our high standards of quality, ethical business practices, and a deep understanding of the unique features of the communities we serve, makes us highly qualified and driven to meet the dynamic needs and our rapidly changing environment.