Engement Company Inc dba DLL Solutions

OSIsoft PI System™ first and foremost. Since 1998, DLL has provided real-time solutions to the utility, transmission, distribution, pulp and paper, water management, an pharmaceutical industries.


Since 1998, we have been providing real-time solutions to customers in the utility, transmission, distribution, pulp and paper, water management, and pharmaceutical industries. Our mission is to help customers maximize the value of their existing assets through the prudent application of technology.

Our staff of professionals has familiarity with the OSIsoft PI System™ from many perspectives, not just as integrators, but also as system administrators, developers, and end-users. We understand the nuances of desgning, deplo​ying, and managing systems in organizations with as few as one s​erver to enterprises with fleets of servers.

Through our close working relationship with OSIsoft we are able to apply our knowledge to your problem using industry standards and best practices. Our staff includes several OSIsoft Certified PI System Infrastructure Specialists and PI System Installation Specialists to provide assistance in expanding and evolving the role of the PI System in meeting your strategic business goals and user information requirements.



11 Wilmor Road
Topsfield, Massachusetts 01983
United States


Partnership Details


  • Pharmaceutical & Life Sciences
  • Power Generation
  • T&D: Electrical and NonElectrical
  • Water & Wastewater Management