Birmingham Law School, Legal Common Professional Examination (CPE)

Manchester University, B.A., honours


England and Wales
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Mary Mackintosh Allan
PHONE: +968 24 564 495
FAX: +968 24 564 497

Mary Allan is a partner in the firm’s Muscat office. Her practice focuses on energy and infrastructure projects and privatisations. She has extensive experience in the Arabian legal marketplace having lived and worked in the region for over 20 years, including three years in Egypt, four years in Dubai and over ten years in Oman.

Ms Allan has a particular specialty in the power and water sectors, having advised both public and private sector clients over the last 10 years in relation to the Arab region’s ongoing programme of independent power projects. She also advised the Oman government with respect to the region’s only independent desalinated water project to date.  

Ms Allan also has an extensive client base in the energy sector (both upstream and downstream), and regularly advises clients in relation to acquisitions and sales of interests in oil and gas production sharing agreements, and additionally in relation to oilfield services. Having lived and worked in Oman for over ten years, Ms Allan has also developed a particular expertise in relation to Oman commercial law, particularly as applicable to energy and infrastructure projects and privatisations. 

Ms. Allan is recommended as a leading lawyer in the field of Projects & Energy in Oman by Legal 500 EMEA.  She is noted for bringing her pedigree to a range of infrastructure matters, particularly in the power, electricity and water sectors. Chambers Global also recognizes Ms. Allan, whom is described as an extremely well-respected lawyer in the energy and infrastructure sector, as a leading Corporate/Commercial lawyer in Oman.


Law Society of England and Wales


Led the legal team advising the Oman Government in relation to the Sohar IWPP named Middle East Power and Water Deal of the Year 2004 by Project Finance Magazine.

Led the legal team advising the Oman Government in relation to the Sur IWP named Middle East Water/Utilities Deal of the Year 2007 by Project Finance Magazine.

Chambers Global Leading Corporate/Commercial Lawyer in Oman

Legal 500 EMEA Recognized Projects & Energy Lawyer in Oman