Juan Olwagen
Juan Olwagen is a quantity surveyor and quantum expert witness who has over fifteen years of experience working in private practice and for contracting organisations in the construction, oil and gas, infrastructure and power generation industries.
Juan Olwagen’s construction experience includes major onshore oil and gas process plants (liquefied natural gas (LNG), refineries and process plants), offshore drilling platforms, coal-fired power stations, nuclear power stations, renewables (solar and offshore wind), desalination plants, hotels and resorts, hospitals, malls and high-rise residential developments.
Mr. Olwagen has extensive working knowledge of major domestic and international contract forms—including the International Federation of Consulting Engineers (FIDIC), New Engineering Contract (NEC) and Joint Building Contracts Committee (JBCC)—in addition to bespoke engineering, procurement and construction (EPC) forms of contract.
For the past decade, Mr. Olwagen has focused on providing quantum expert services. He specialises in claims for extension of time and additional payment due to delay and prolongation, disruption, termination, finance and interest claims, as well as valuation of variations.
Mr. Olwagen has been instructed as quantum expert on numerous occasions and has testified by way of cross-examination and witness conferencing (hot-tubbing) in Dubai International Financial Centre–London Court of International Arbitration (DIFC-LCIA), International Chamber of Commerce (ICC), Dubai International Arbitration Centre (DIAC) and ad hoc matters in the United Arab Emirates, Jordan and South Africa.
Employment History
BRG
Associate Director, 2023 – present
JS Held
Director, 2019 – 2023
HKA
Senior Consultant, 2017 – 2019
Hill International
Managing Consultant, 2015 – 2017
Aveng Grinaker-LTA
Quantity Surveyor, 2012 – 2015
Education
Robert Gordon University
Masters of Law (LLM), Construction Law and Arbitration, 2018
Nelson Mandela University
BSc (Hons), Quantity Surveying (cum laude), 2013
BSc, Construction Economics (cum laude), 2010 -2012
Credentials
Chartered Institute of Arbitrators (FCIArb), London
Fellow
Academy of Experts (AMAE), London
Associate Member
Royal Institution of Chartered Surveyors (AssocRICS), London
Associate Member
Professional Affiliations
Chartered Institute of Arbitrators, Young Members Group
Steering Committee (Dubai Branch)