Leadership Team

The Leadership Team at Belltree are highly competent in upstream project management and execution. We have global experience in consulting and in senior operational and management roles, which ensures our clients always receive the highest quality service and advice.

Belltree’s technical professionals are talented, hardworking and highly qualified. They provide enthusiasm and innovation to the project team, whilst maintaining the excellent technical standards that our clients have come to expect.

In addition to our in-house team, Belltree have access to a pool of talented professionals across a range of disciplines through our Partners and our network of on-call independent associates. By combining the talents of our staff and partners Belltree are able to construct fully integrated teams to meet any upstream project demand.

Rod Clark

Rod Clark
Managing Director

  • Experience in engineering & management roles for both upstream consultancies & operators
  • Pioneer of Field Performance Benchmarking techniques
  • Lead developer of bMark™ benchmarking software
  • Pioneer of Locate-the-Remaining-Oil (LTRO) technique on Brent Field
  • Extensive worldwide technical and management consultancy experience
  • Specialist in M&A, Reserves Audit, Project Gate & Dataroom support
  • BSc Petroleum Engineering, 1st Class Hons. – Imperial College London
  • Previous Employment: Addax Petroleum, Exxon-Mobil, Shell, Schlumberger, Amerada Hess

Grant Stewart
Business Development Director

  • Experience in business development, personnel & commercial roles
  • bMark™ marketing & client relationship manager
  • Expertise in delivering subsurface support, brokering services and buy/sell side relationship management
  • Strong track record and professional networks in Africa, East Europe & Asia
Grant Stewart
Peter Clark

Peter Clark
Technical Director & Senior Reservoir Engineer

  • Worldwide experience in reservoir engineering roles for both upstream consultancies & operators
  • Expertise in unconventional reservoirs, field development planning, petroleum economics, reserves evaluation, LTRO & due-diligence support
  • Co-developer of bMark™ benchmarking software and correlations
  • Bachelor of Petroleum Engineering, 1st Class Hons. – University of Adelaide
  • A Chartered Engineer with the Engineering Council (UK) and a Chartered Petroleum Engineer with the Energy Institute (UK)
  • Previous Employment: Santos Ltd, Santos GLNG

Ben Read
Senior Reservoir Engineer

  • Experience in reservoir engineering projects worldwide
  • Expertise in field performance benchmarking, reservoir simulation, field development support, reserves evaluation, LTRO & due-diligence support
  • Co-developer of bMark™ benchmarking software and correlations
  • MChem Chemistry, 1st Class Hons. – University of St Andrews
  • MSc Reservoir Evaluation and Management, Distinction – Heriot-Watt University
  • Extensive experience in Egypt, West & Central Africa and UKCS basins
Ben Read