EditorialIndustry News - February 2019 Industry News - February 2019 February 2019 Industry News HammerHead Trenchless and Per Aarsleff announce partnership StoneAge welcomes new sales team member Trio-Vision licensed to use Envirosight technology 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.