Expert
Practice
Expert Services
Expert Services Upstream Oil and Gas
We have been actively involved in upstream oil and gas arbitrations and equity determinations since the early 1980’s as an Expert Witness, Independent Expert, or Expert Advisor, and are experienced in the ICC, LCIA, SIAC, and UNCITRAL rules.
We have worked with four of the top five international arbitration law firms in the 2024 GAR* 30 ranking and have completed over 40 Expert projects in the last 10 years.
Our Expert team has ~150 years of combined experience and is supported by the wider ERCE organization with ~ 50 full time technical staff and a large pool of specialist associates representing all the skills and experience of an oil and gas company.
Our experience is global, in-depth, and multi-disciplinary including matters arising from:
- On and offshore exploration, appraisal, and field development
- Reserves assessment and production forecasting
- Seismic modelling and interpretation
- Equity determination
- Standards of Good Oilfield Practice and Reasonable and Prudent Operatorship
- Facilities, operations and costs
- Commercial arrangements, fiscal regimes, and petroleum economics
How We Can Help
Unitisation & Redetermination
Advisory for Unitisation
Expert Witness in arbitration
and court proceedings
and court proceedings