Our People

Olive Mosha is a seasoned tax expert and the Founding Managing Director at Andersen in Tanzania, specializing in tax advisory, compliance, regulatory matters, and strategic business support. She has over 20 years of experience in the tax field and is a registered Tax Consultant with a Certificate of Practice issued by the Tanzania Revenue Authority (TRA).

Olive has a proven track record in guiding both domestic and multinational clients through Tanzania’s complex tax and regulatory environment. She supports businesses in establishing operations, strengthening internal compliance frameworks, enhancing financial reporting processes, and managing tax risks effectively. She is also experienced in handling tax dispute resolutions and regulatory engagements, helping clients achieve practical and sustainable outcomes.

Her proficiency extends to Transaction Deals and M&A Advisory, particularly in advising on tax matters related to entry strategy, acquisitions, realignment, and exit structures, as well as tax due diligence.

Her expertise spans multiple sectors, including financial services, energy, infrastructure, agribusiness, and emerging industries. Beyond her leadership role at Andersen, Olive is a respected business leader known for her integrity, strategic insight, and commitment to professional excellence.

Isaac Saburi is a Managing Director at Andersen in Tanzania with extensive experience in tax advisory, compliance, and strategic business consulting. He has over 25 years of experience in the tax field and is a registered Tax Consultant holding a Certificate of Practice issued by the Tanzania Revenue Authority (TRA).

Isaac supports both local and multinational organizations in navigating Tanzania’s complex regulatory and tax environment. He has a strong track record in advising clients on tax planning, compliance management, corporate structuring, and regulatory engagements, helping businesses establish and operate efficiently while managing tax risks effectively.

He is particularly experienced in handling complex tax matters, providing strategic guidance during tax audits and dispute resolution processes, and supporting clients with business transformation and growth strategies.

Isaac is known for his deep technical expertise, pragmatic approach, and commitment to delivering sustainable, value-driven solutions across a wide range of industries.