EditorialIndustry News - January 2016 Industry News - January 2016 January 2016 Industry News Dwyer Group reacquires Drain Doctor HammerHead Trenchless names president Source One adds managers, SALES support Discussion Comments on this site are submitted by users and are not endorsed by nor do they reflect the views or opinions of COLE Publishing, Inc. Comments are moderated before being posted. Please enable JavaScript to view the comments.