NASTT is the North American Society for Trenchless Technology.

Founded in 1990, NASTT is a multiple disciplinary society of individuals and organizations with professional, utilitarian or environmental interests in trenchless technology. It is affiliated with the International Society for Trenchless Technology (ISTT) and shares the same basic concerns for the environmental and social costs of utilities trenching. NASTT members are automatically members of ISTT.

Mission
Our mission is to advance trenchless technology and to promote its benefits for the public and the environment by increasing awareness and knowledge through information dissemination; research and development; education and training; and partnerships with organizations and agencies interested in trenchless technology and its benefits. NASTT provides a representative voice for all sectors of the trenchless technology industry.

Membership
NASTT membership is available to a broad spectrum of individuals, agencies and companies involved or concerned with providing gas, water, sewerage, communications and electrical services. Our members include: contractors, researchers, engineers, manufacturers, owners, government agencies, consultants and developers interested in underground systems and the application of trenchless technology.

Regional Chapters
NASTT regional chapters promote education and encourage networking on a local level. When you join NASTT, you automatically become a member of the regional chapter in your area.

Education & Training
NASTT is known for providing top-notch, quality education and training programs to trenchless professionals. Whether you're an experienced professional, or a newcomer to the industry, you can hone your knowledge and skills through one of NASTT's training courses. Currently, NASTT offers five training courses covering horizontal directional drilling (HDD), pipe bursting, cured-in-place-pipe (CIPP), laterals and an overview of trenchless technologies. The annual No-Dig Show is NASTT’s education flagship event, offering an impressive collection of quality papers, an exhibition hall with more than 100 trenchless companies displaying their products and services, a series of specialized training courses, and many entertaining networking events and special awards.