Letterle has subscribed to ISNetworld’s online contractors management and reporting system and obtained an “A” rating with a major energy client involved in shale gas exploration and production. Letterle joins thousands of contractors who submit their health and safety, procurement, quality and regulatory information to ISNetworld for review and verification. The information is then used to connect contractors – like Letterle – to owner clients. For more information about ISN visit, www.isn.com.

Letterle subscribes to ISNetworld contractors management system