Non-contentious experience

  • Part of the team that prepared particular conditions for new build power stations (FIDIC).
  • Preparation of and advice in regard to a new build project for a mining house involving 200 packages (FIDIC).
  • Advice in regard to EPC and EPCM contracts in various industries.
  • Part of the team appointed to provide legal advice on a renewable energy project, relating to wind power.
  • Contractual advice on Koeberg Power Station.


  • Part of the team advising Eskom (a South African electricity public utility) on the Conditions of Contract for a nuclear programme in terms of the FIDIC Silver Book during December 2008. The bid did not proceed due to lack of financing.
  • Acting for Eskom in the negotiations and finalisation of the Conditions of Contract for the replacement of the steam generators at Koeberg Nuclear Power Station for Units 1 and 2.

Contentious experience

  • Appointed to act on behalf of construction employees by the insurance underwriters in regard to the Grayston Bridge collapse in Sandton.
  • Assisting an insurance company to defend a claim of over US$50m brought against it in the Supreme Court of Victoria, Australia for defective pipeline welding undertaken by a contractor.
  • Multiple adjudications/arbitrations involving NEC3 form of contract.
  • ICC arbitrations relating to disputes in Mozambique.
  • Conducting DAB and arbitrations involving FIDIC form of contact.
  • Acting in numerous high-profile matters involving the engineering profession over the years.
  • Acting in a large arbitration relating to a pumped storage scheme and involving multiple adjudications.
  • Acting in an arbitration relating to a hotel in Namibia.
  • Acting in an arbitration relating to an iron ore crushing plant.
  • Acting in an arbitration relating to a dispute on the Hatfield Gautrain Station.
  • Acting in a potential arbitration in Mauritius relating to a shopping centre.
  • Chambers Global 2021 - 2023 ranked Clive Rumsey in Band 1 for Construction and from 2013-2019 he was recommended for Construction.
  • Chambers Global 2021 - 2023 ranked Clive in Band 4 for Dispute Resolution and from 2017-2019 he was recommended for Dispute Resolution.
  • Legal 500 2014-2022 recommended him as “Leading Individual” for Construction. In 2022 Clive was recommended for dispute resolution.
  • Clive was listed in the Legal 500 Private Practice Arbitration Powerlist: Africa 2023.
  • Who’s Who Legal 2015-2018 recommended him for Construction.


  • BA LLB - University of the Witwatersrand
  • LLM (International and Comparative Law) - Southern Methodist University of Dallas, Texas
  • HDip Labour Law - Rand Afrikaans University