Drilling and wellbore placement services company Scientific Drilling International acquired magnetic ranging technology company Marksman Ranging Technologies, Scientific Drilling said April 22.

Canada-based Marksman serves collision avoidance, wellbore intercept, coalbed methane and other complex drilling markets. Houston-based Scientific Drilling’s passive ranging solution, MagTraC MWD Ranging, has been used around the world.

Simmons & Co. International provided investment banking counsel to SDI.