OSL excel in the project management, engineering, design, testing and commissioning of large and complex critical systems and solutions. These skills are transferable and our expertise spans multiple industry sectors across the UK and internationally.


Utilities capability statement


  • ŸWater resource planning/feasibility study;
  • Water quality investigation;
  • Waste water flow and load study planning;
  • Process design for water treatment plants;
  • Process design for wastewater treatment plants;
  • Membrane technology integration for treatment;
  • RO plant integration in to treatment facilities;
  • Water distribution/ storage design;
  • Water and waste pumping station design;
  • Sludge treatment design and management;
  • Energy from waste gas design;
  • Chemical dosing systems;
  • Telemetry system design;
  • Process control design.

Water Services


    • ŸFull Process, Mechanical, Electrical, Instrumentation,
    • Control & Automation (MEICA) Design Services;
    • Civil & Structural, Design to support MEICA works and implementation;
    • Discrimination / Degrading Modelling Studies and implementation.
    • ŸEnvironmental Assessments;Ÿ
    • Planning;
    • ŸFeasibility Studies;
    • Appraisals and Audits;
    • Project Management;
    • Operational Support;
    • 2D & 3D Asset Validation / Surveys;
    • Documentation / Technical Author Services.

Full Building Services Design

  • HVAC;
  • Electrical Services & Distribution (11kVA –230Vac);
  • Lightning Protection;
  • Water & Waste;
  • Telecoms & Data.
  • Traffic Management;