Mark has a wealth of experience advising businesses involved in major infrastructure projects worldwide. He has been recognised as a leading infrastructure lawyer by independent legal guides and is a specialist in managing and solving complex disputes. Mark’s experience spans power generation and energy, transportation, water and waste, telecommunications, industrial and social infrastructure.

Mark's experience

  • Advising an international JV civils contractor in connection with the £100bn HS2 rail infrastructure project in UK. The project is currently the largest infrastructure project in Europe.

  • Advising an energy asset fund in relation to claims arising from the supply of waste wood to a biomass power plant generating 44 MW of renewable energy.

  • Advising The Kent County Council, a regional government authority, on the termination of an infrastructure development agreement with a developer arising from its failure to perform. The development agreement concerned a new secondary school site at Chilmington Green.

  • Advising Nordex UK Limited, a renewable energy company, in connection with an onshore wind farm in Scotland. Devising a strategy and preparing claims arising for additional compensation and extensions of time against a claim for delay damages.

  • Defending a major utility and energy supplier in a dispute over substantial alleged defects in external wall insulation works, including firestopping, window installation and structural issues across multiple residential tower blocks in Hampshire.

  • Advised Cenergist Limited, a principal contractor, on a payment dispute with a subcontractor involving termination and settlement issues for multiple district heating projects across social and council housing developments.

  • Represented Nordex UK Limited, a leading wind energy company, in a dispute concerning a £75m onshore wind farm project supplying renewable energy to major UK manufacturing facilities.

  • Advising Cairnwell Developments Limited, a property development company operating in the healthcare sector in connection with claims by a building contractor for additional compensation. We advised in relation to a series of adjudications (including a smash and grab adjudication) concerning payment, time and defects.

  • Advising a German energy and industrial manufacturing business concerning claims against an Abu Dhabi energy group for the supply of gas equipment for a gas processing platform.

  • Advising an energy developer concerning strategy and claims arising from the construction of a £500 million energy from waste facility designed to process up to 395,000 tonnes of residual waste annually.

Credentials

  • 2022
    Lawyer of the Year (Construction, Leeds) - Best Lawyers
  • 1996
    Joined Pinsent Masons
  • 1992
    DLA Piper, Associate
  • 1991
    Qualified - England and Wales
  • 1989
    Boodle Hatfield, Solicitor
  • 1989
    College of Law, Lancaster Gate – Law Society Finals
  • 1988
    Essex University – LLB Law
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Out-Law / Insight by Mark Harris

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