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About Morison MuscatIndependent Audit & Advisory Firm in Oman
A trusted business advisory partner, serving Oman's thriving business community with the power of a global network.
Meet the Founder & Managing Partner
Nasser Al Khamisi is the Founder and Managing Partner of Morison Muscat. He holds a Bachelor’s Degree in Accounting, as well as an MBA from Strathclyde University, UK. Prior to becoming the founding partner of Morison Muscat LLC as an independent member firm of Morison Global, Nasser worked with a Big Four firm, where he was involved in several assignments related to accounting, audit and corporate taxation.
Nasser also serves on the panel of Accounting Advisory Experts for the Courts in Oman, with over 20 years of experience. Being an expert in regulatory matters, he has advised several multinational corporations on the formation of branch companies in Oman, labour law, taxation and company liquidations.

20+
Years serving Oman
We Are Your Partners in Prosperity
At Morison Muscat, we are not just your trusted business advisors; we are your partners in prosperity. With a legacy of delivering excellence and a vision to serve Oman's thriving business community, we offer a wealth of knowledge, global expertise, and a commitment to your success. Through the member firms of Morison Global, we provide seamless services across the globe to meet all your national and international requirements.
Get In TouchOur Network & Our Vision
The Power of Morison Global
Established in 1990, Morison Global is a rapidly growing international network of member firms spanning the globe. Our professional staff, including Chartered Accountants and Business Development Consultants, exceeds 111,700 across the network.
Our core philosophy centers on quality, client-focus, and an active international perspective. We are dedicated to “building better businesses, globally,” addressing cross-border needs by pooling the knowledge and expertise gained by our professionals — your partners in global success.
Established 1990Guiding Businesses, Illuminating Success
Our vision in Oman is clear – to serve the local business community with the power of global expertise, experience, and knowledge. Morison Muscat is more than a consultancy; we are your catalyst for growth and prosperity.
Local knowledge becomes your competitive advantage. Morison Muscat's members are well-versed in local regulations and customs, boasting a solid reputation and an enviable contact book.
Focused on Oman137+
Member Firms
74+
Countries
294+
Offices
1.01Bn+
Combined Revenue ($)
In an ever-evolving landscape where markets expand, and technology advances, your business has the potential to operate on a global scale.
A Valued Partner, Not Just a Client
At Morison Muscat, we understand that your decisions today shape your future. We are dedicated to your growth and committed to helping you navigate the complexities of the business world — on the journey to international success.
Deep-Rooted Client Relationships
For many years, we've stood by businesses of all sizes, assisting them in navigating the complexities of finance, taxation, and strategic growth — guiding them through every challenge and opportunity.
Partner With Us For a Brighter Financial Future
A full-service partner for every stage of your business — explore what we do.
Let's Talk About Your Business
Partner with Morison Muscat for audit, tax, accounting, and business consulting services in Oman.

