Colin Turnbull - BSc (Hons) MSc MRTPI
Senior Associate

Telephone: 020 7489 4897

Colin is a chartered town planner with 15 years’ experience in the private sector, with over 12 years’ experience consenting energy and infrastructure projects. These are characterised by large multidisciplinary teams, a high level of legal robustness, and fixed timescales to support investment decisions. Colin leads teams and collaborates with environmental and legal advisors to achieve and exceed project requirements and timescales and secure viable consents.

Colin has particular experience under the Planning Act 2008 regime having advised on more than a dozen Nationally Significant Infrastructure Projects (NSIPs) spanning the power, wastewater, and transport sectors.

In the power sector he had led the planning of a number of power projects for Stag Energy, SSE and EP UK Investments. He has also obtained planning permissions and related consents for energy from waste plants, battery storage, reserve power plants, district CHP plants, and gas storage.

In transport, he led the optioneering for alternative terminal designs on the Heathrow West project and has worked on the Airports National Policy Statement preparations. He has led the planning of several highways DCOs on the motorway network and the strategic road network and was consents advisor to Crossrail 2 establishing the hybrid bill consent strategy.

Colin has supported several large London projects including full time roles on the Thames Tideway Tunnel DCO and the London 2012 Olympic Park. He has previously worked at London based engineering and transport consultancies and at the Greater London Authority.


  • Infrastructure and Energy
  • Transport
  • Retail and Commercial
  • Minerals and Waste


  • Expert Witness
  • 106 Advice
  • Community Infrastructure Levy (CIL)
  • Environmental Impact Assessments (EIA)
  • Planning Appeals
  • Development Consent Orders (DCO)
  • Strategic Planning & Feasibility
  • 36 of the Electricity Act 1989 variations
  • Heritage Advice


  • EP UK Investments
  • Arora Group
  • Stag Energy
  • SSE