• Organization TypeDevelopment Consulting
  • HeadquartersSingapore
  • Founded1968
Impartial, confidential, technical, commercial and strategic advice 50 years of excellence in energy industry consulting Gaffney, Cline & Associates (GCA) is a global oil and gas consultancy that has been offering technical, commercial, and strategic advice to the oil and gas industry for more than 50 years. GCA was established in 1962 by two far-sighted oil industry insiders, Peter Gaffney and Ben Cline. These two pioneers could see that the petroleum industry needed energy consultants with broad skills and extensive experience to solve complex technical and business problems across the entire petroleum investment lifecycle. Unparalleled integration of technical, strategic and commercial insight GCA is particularly recognized as one of the leading providers of Reserves and Resources assessments, which are required for many purposes including statutory market reporting, stock exchange listing, development planning, project finance and asset valuation. Full range of oil industry disciplines GCA offers a full range of Upstream, Midstream and Downstream consultancy services from seismic interpretation, static/dynamic reservoir modelling, field development planning, facilities and pipeline engineering, gas monetisation (including LNG/GTL), mergers and acquisitions, unitisation and redetermination (U&R), as well as expert witness work. A global presence and established reputation GCA operates worldwide from three main offices, in London, Houston and Singapore supported by regional offices in Buenos Aires, Sydney and Dubai.


Company Offices
  • Singapore (headquarters)
  • "80 Anson Road, #31-01C IBM Towers, Singapore 079907"
  • United States
  • Houston
  • Americas Houston 5555 San Felipe Street Suite 550
  • United Arab Emirates
  • Dubai
  • National Industries Park, Sh Zayed Road, Jebel Ali
  • United Kingdom
  • Bentley Hall, Blacknest Road Alton, Hampshire GU34 4PU