Investor Presentations of O&G Majors in 2011

Anadarko:

2011 Investor Conference Call

2011 Investor Day Presentation

Apache:

Investor Day - May 2011

2011 Annual Meeting Slides

Sanford Bernstein Strategic Decisions Conference

BHP Billiton:

Citi Global Resources Conference

Howard Weil Energy Conference

BP:

BP 2011 Statistical 60 Years Review

Chesapeake:

February 2011 Investor Presentation

March 2011 Investor Presentation

April 2011 Investor Presentation

May 2011 Investor Presentation

June 2011 Investor Presentation

ConocoPhillips

June 2011 Investor Update

2011 Analyst Meeting

ExxonMobil

Exxonmobil 2011 Business Model & Fundamental Strategies