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1Derrick/Derrick Petroleum Services is an independent oil and gas research and consulting firm with presence in London, Singapore and Bangalore. Derrick publishes the leading M&A transactions database in the Oil and Gas industry. Derrick has provided specialized research services for some of the industry's leading international majors and NOCs. Derrick's consulting, research and databases have worldwide coverage, with special emphasis on emerging plays and international M&A transactions.

Contact details:
1Derrick - Danny Ghale, phone: +44 7572 549711, e-mail:
Derrick Petroleum - Mangesh Hirve, phone: +91 9886408176, e-mail:

WEPC is an independent E&P specialist strategy and business development consulting company formed by Anders Wittemann in 2011 with more than 20 years of experience from petroleum engineering and strategy consulting, based in Norway working in partnerships with other firms, including 1Derrick/Derrick Petroleum Services. Review and research is available in quarterly business intelligence reports for UK and Norway.

Contact details:, phone: +47 91606475.

Anders Wittemann - Associate Partner 1Derrick
Educated at Imperial College and INSEAD. Career history includes work experience as a petroleum engineer and management consultant with Shell, McKinsey & Rystad Energy. Currently an independent consultant based in Norway and associate partner with 1Derrick.
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