Our Team

Michael J. Prest

Mr Michael Prest is a seasoned strategic investor with a strong track record of growing successful businesses across a range of industries and sectors in Africa, the Caribbean, Asia and Europe. He Is often described as the consummate negotiator.

Mr Prest identifies opportunities and invests in businesses that have the potential for growth, disrupting sectors and challenging the established players. Throughout his career, he has specialised in natural resources, financial services and property, creating a property portfolio yielding more than 150% returns over a ten-year period.
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Helen Prest Ajayi


Helen is the Chairperson of Bank of Nevis international Trust Services Inc. (BONITS). Based in Lagos, Nigeria, she is working to grow BONITS’s geographic footprint across Africa and other fast-growing economies.
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Sonia Bowen-Tuckett


Sonia is a Director at Bank of Nevis international Trust Services Inc. (BONITS) and Senior VP Banking at Bank of Nevis International Ltd. (BONI). Sonia has more than thirty years of core banking experience and is responsible for day-to-day operations and for assisting in the development and implementation of strategy and priority initiatives.
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Senior officers

Rachel Ritfeld

Vice President Global Business Development

Rachel is Bank of Nevis international Trust Services Inc.’s (BONITS) Vice President Global Business Development, responsible for identifying and supporting new clients to achieve their global ambitions through Migration Investment / Citizenship-by-Investment, Company Formation and Trust & Multiform Foundation Services.
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Wider team

Stephen Agbeyegbe

Chief Operations Officer

As Bank of Nevis International Trust Services Inc.’s (BONITS) Chief Operations Officer, Stephen works alongside other senior team members to support the Chief Executive Officer and the board on key strategic matters.
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Julie Williams-Bedford

VP Trust and Fiduciary Services

Julie is Bank of Nevis International Trust Services Inc.’s (BONITS) VP for Trust and Fiduciary Services. Julie advises clients on trust formation and is a diligent administrator, obtaining and reviewing relevant documentation, seeking legal advice when necessary and ensuring applications and procedures are compliant with regulations.
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James Weber

Special Projects - Alternative Investment

James is founder of August International Capital, an advisory which specialises in fund development, capital formation, and global strategy. His background began in private equity and project finance.
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Idona Browne

AVP Migration Investment

As AVP Migration Investment, Idona leads Bank of Nevis International Trust Services Inc.’s (BONITS) liaison and external communications with St. Kitts & Nevis’ Citizenship-by-Investment Unit on behalf of client applicants.
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Christina Rizk

Business Development Dubai

Christina is based in Bank of Nevis International Trust Services Inc.’s (BONITS) Dubai office, supporting the organisation in new business development and sourcing new clients across the Middle East, Asia and sub-Saharan Africa.
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Siean Williams


Siean has over 20 years of accounting and financial control experience in both the public and private sectors.
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Ann Bussue

First Point of Contact

Ann is the first point of contact for Bank of Nevis International Trust Services Inc. (BONITS) where she receives and responds to client enquiries regarding Citizenship-by-Investment (CBI) products and packages.
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