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While the entire construction disputes team is excellent, each with their own complementary set of skills, Gabriel Mulero Clas and Edward Corbett stand out for their in depth knowledge of the contract, the law, as well as an intricate knowledge of the finer details of the case.

Legal 500 2026
About

Gabriel is an international construction lawyer with over 12 years' experience in multi-million/billion-pound projects, claims, disputes and arbitrations worldwide in FIDIC and other contract forms as an advisor, representative and advocate.

Gabriel advises and represents clients across the world in complex medium and high-value construction projects, claims, dispute adjudication boards and ICC, SIAC and other arbitration proceedings. He has over 15 years' experience as a lawyer, 12 of which have been devoted solely to international construction disputes (almost entirely under FIDIC contracts), and practices in both English and Spanish. 

Gabriel's clients have remarked on his "in depth knowledge of the contract, the law, as well as an intricate knowledge of the finer details of the case." 

He has acted for governments and ministries, contractors, consultants, development banks and aid agencies. His work has involved international construction projects including airports, seaports, hydroelectric dams, dredging, underground/underwater tunnels, motorways, railways, hotels, and commercial and residential buildings worldwide (including Europe, South Asia, Africa, Central America, the Caribbean and the UAE) in FIDIC, JCT and other forms of contract.

Gabriel has studied and practised in both civil law and common law jurisdictions as well as in both English and Spanish, and is an attorney at law qualified in the US jurisdiction of Puerto Rico. He holds a Master of Laws (Merit) from University College London, a Juris Doctor (Cum Laude) from the University of Puerto Rico and two Bachelor of Arts in Economics and International Relations (Cum Laude) from Boston University.

Recent work

 

  • Tunnels/Dredging - Europe: Advising the employer on a multi-billion-euro megaproject for the construction of a tunnel.
  • Dams - Africa: Counsel for the employer on DABs in excess of €900 million on a hydroelectric power megaproject.
  • Buildings - Mediterranean: Acting for the contractor in arbitration on a multi-million-euro refurbishment and construction of a five-star hotel.
  • Buildings - Europe: Acting for a JV contractor in a DAB on a multi-million-euro construction of an administrative building for a bank. 
  • Airports - South Asia: Acting for an employer in SIAC arbitration in a US$60 million contract concerning infrastructure and terminal improvement works of an international airport.
  • Roads - Balkans: Counsel for the subcontractor in ICC arbitration against a contractor on a multi-million-euro motorway project. 
  • Railways - Romania: Counsel for the contractor on DABs and ICC arbitration on two high-speed railway projects of over €160 million.
  • Railways - UAE: Advising the contractor on dispute avoidance and resolution on a bespoke turnkey contract to construct a US$ 1 billion railway.
  • Dredging/Ports - Caribbean: Advising the employer on claims on the construction of a cruise ship pier.

 

Accolades

 

  • Recommended as a key lawyer in contentious construction in Legal 500 UK 2026
  • Provided FIDIC training in English & Spanish with Cornerstone Seminars and others
  • Speaker at international construction and arbitration conferences and other events

 

Publications

Author of "Chapter 20 – Employer’s and Contractor’s Claims" in book FIDIC 2017 – A Practical Legal Guide (2020)

Author of "Arbitration Update - The new FIDIC certifications: will they pass the test?" Published by IBA CLInt (2021)

Articles in Construction Law at Large by Corbett & Co and Howard Kennedy, including:

  • "Challenges of FIDIC Contracts in Spanish" (2025)
  • "FIDIC Changes in Legislation and Covid-19: Compelled by Law or Just Doing Your Job?" (2021)
  • "Del tiempo y dinero en contratos FIDIC durante Covid-19" (2020)
  • "Unintended Consequences of the FIDIC 2017 Clause 20.1 Claims Classification System" (2018)
  • "The Risk of Relying on the Obrascon Case’s Ruling on Sub-Clause 20.1 Claim Notices" (2017)
  • "SCL’s New Take on the Delay and Disruption Protocol" (2016)
Did you know

Gabriel grew up in a Caribbean island, has lived in North & South America and Europe, and cooks a mean steak. 

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