Principal Officers

David Christian: David is Cornerstone’s Managing Partner and is responsible for organizational strategy and growth. David is a Project Manager with 20+ years experience in Entrepreneurial Projects Development, Project Management, Management Systems Design and Implementation, Operations Management, Project Finance and Strategic Planning in the Private and Public Sectors. David has a proven track record of successfully managed projects internationally.


David is a holder of an M.B.A (Finance) as an ATLAS Scholar from Lehigh University, Bethlehem Pennsylvania, USA, 1997 and a B.Sc. (Hons), Process and Chemical Engineering from the University of Dar es Salaam, Tanzania 1986.


Kwesi Amonoo-Neizer:  Kwesi is the “Chief Investment Officer” of Cornerstone Partners, In addition he is the Managing Partner of Oak Partners Ltd. Prior to establishing Oak Partners Ltd, Kwesi was an Executive Director of Databank Asset Management, one of the leading asset management firms in West Africa.


Kwesi received a Bachelor’s degree in Electrical Engineering from Kwame Nkrumah University of Science and Technology (Kumasi, Ghana), an MSc in Power Engineering from Strathclyde University (Glasgow) and an MBA from the Cranfield School of Management (United Kingdom).


Dorothy Stephen; Dorothy is Cornerstone Partners “Chief Corporate Services Officer”, her proven project implementation, management and monitoring skills, acquired, developed and tested over a 23 year period of involvement in a diverse number of projects in various sectors and multicultural settings is the bedrock of building up the Institutional Capacity of Cornerstone Partners. Dorothy is an accomplished leader and manager with a unique multitasking talent which has served her well in her roles as an Entrepreneur, Organisational Development Consultant and Social Marketer.


Dorothy is the entrepreneurial force behind Dede Investments Ltd, a private, family owned real estate market research, marketing, development, holding and property management entity. Dede Investments Ltd’s portfolio includes high quality rental property developments in Dar es Salaam. Dorothy is one of the founders of Mutual Developers Ltd a real estate firm that is credited with delivery of one of the premier residential estates in Tanzania.


Dorothy holds an M.B.A with a specialisation in Industrialisation and Managemen from the Maastricht School of Management (MSD), Maastricht, The Netherlands, 1992. A Post Graduate Diploma in Community Development & Development Studies, College of Development Studies, Dublin, Ireland, 1995 and an Advanced Diploma in Economic Planning from the Institute of Development Management (IDM), Morogoro, Tanzania, 1986.



Opoku-Gyamfi Boateng (Boat):  Boat is the “Chief Financial Advisory Services Officer” of Cornerstone Partners. In addition he is the a Partner in charge of Corporate Finance and Advisory business of OAK Partners. Boat’s experience is built on extensive knowledge and expertise in the corporate finance and advisory services.


He has over the past two decades developed the requisite expertise and a carved reputation in corporate finance and advisory built on a considerable volume of transactions in financial restructuring, mergers and acquisitions, valuations, financial re-engineering, project analysis and evaluation, IPOs, bond structuring, construction finance, mortgage, manufacturing, mining, communications and broadcasting financing, telecommunications, to mention a few. Prior to joining OAK Partners, Boat was an Executive Director of Databank with responsibility for Corporate Finance Advisory.  Boat joined Databank in 1991 as an Analyst and by dint of hardwork and tenacity, he rose through the ranks to become an Executive Director before resigning in 2009.


Boat has managed and undertaken advisory roles in a number of transactions on the Ghanaian financial scene including:

  • Initial Public Offers (including Pioneer Aluminium Factory, Aluworks, CAL Bank, UT Financial Services Ltd, etc.);
  • Mergers and Acquisitions (including acquisition of SCOA by AMICAL, acquisition of KBL by Heineken, acquisition of Groove radio by Multimedia Communications, etc) and (including merger of ABC Brewery Limited and KBL to form Ghana Breweries Limited, valuation analysis for the merger of NSCB and SSB Bank Limited, valuation analysis for the merger of UAC and Lever Brothers Limited to form Unilever);
  • Bond structuring (HFC shelf bond offer and some of the serial issues, Ghana Telecom Bond Issue, etc.);
  • Other related financial services with some companies listed on Ghana Stock Exchange.


Boat has also undertaken advisory roles in a number of transactions in some African countries including:


  • Privatisation of Uganda Telecom in Uganda.
  • Bond structuring for a Housing Finance Company in Uganda
  • Bond structuring assignment in Rwanda,
  • Feasibility study for a financial institution in The Gambia
  • Fund raising assignment in Kenya and Tanzania
  • Information Memorandum to raise funds for an oil and gas project in Nigeria.


Boat holds a B.Sc. in Business Administration from the University of Ghana. He worked as a Teaching and Research Assistant at the University of Ghana.  He also worked at Coopers and Lybrand (now PricewaterhouseCoopers), a firm of Chartered Accountants.


Suzy Aku Puplampu (ACCA):  Suzy is the “Chief Financial Officer” of Cornerstone Partners Ltd. In addition she is a Partner at Oak Partners Ltd in charge of Wealth Management. She is responsible for raising funds, managing and maintaining individual and institutional clients of the firm.  Suzy is an experienced Fund Manager with over seven years experience in Investment Banking and has managed over GH¢50 million (approx. US $ 30 million) over the period.


In addition, she managed a money market Mutual Fund, Databank Money Market Fund, Mfund with over 19,000 shareholders, in her role as an Assistant Vice President.  As a Senior Analyst, Suzy managed Pension & Provident Funds for 2 large institutional clients of Databank.


Suzy is a candidate for a Doctor of Business Administration qualification, in addition she is  a Chartered Accountant with practical background in Finance having qualified with an MBA (Finance) from the University of Ghana.  She also holds a Bachelor of Arts Degree in Economics & Sociology from the University of Cape Coast, Ghana.