There are several professional societies or trade organizations which are directly concerned with the trenchless technology industry. There are also broader interest trade associations with active trenchless technology programs and committees. Many professional societies actively support trenchless technology research and directly or indirectly promote the growth of the trenchless technology industry. This category is for links to such organizations. If a direct link to a trenchless technology committee page is not possible, where possible, the name (or names) of the trenchless technology committee(s) should be listed in the site description.