Africa Regional Team

Paddy Partridge

Regional Manager, Africa

Paddy has responsibility for driving performance and maintaining partnerships within our African markets. 

Paddy has considerable emerging markets experience from his previous roles with Aureos Capital and working with the UK Shadow Secretary of State for International Development. Paddy was also a director of an international FMCG e-commerce business with offices in UK and Ireland, and is a founding director of a social enterprise operating in East Africa.

Paddy holds an MBA from INSEAD and a BA (Hons) from Trinity College Dublin.

Russell Haresign

Head of Operations, Africa

Russell advises our operations across Africa on best practices within sales, call centre and claims functions. He was previously the Country Manager for BIMA in Ghana from 2014-2018.

Russell has five years’ sales and operational management experience in South Africa with the security company ADT Security. Previously he held a strategy role with Tyco in London and was a Business Analyst at McKinsey & Company. Russell holds an MA in Economics from University of Cambridge.

Danielle Treharne

Business Development Manager, Africa

Danielle is responsible for defining and executing our expansion strategy across Africa

Before joining BIMA, Danielle built and managed the largest UK government-funded private sector reform project in the Democratic Republic of Congo. Previous to this, she worked for Javelin Group, gaining strong experience in consumer-facing and technologically innovative markets. Danielle brings additional experience from her five years volunteering for microfinance.

Danielle holds a First Class degree in Modern Languages (French, Italian) from the University of Oxford.

Andreas Ryberg

Strategic Business Analyst, Africa

Andreas joined BIMA's Africa Regional team as Africa Strategic Business Analyst.

Andreas has previously worked as a Business Intelligence Analyst at General Motors Financial, a global provider of auto finance solutions. He was working in the Management Information Team, covering UK, Germany, Austria, Switzerland & Sweden where he performed analysis, developed reports and managed projects.

Andreas holds a Degree of Master of Science in Business Administration & Economics from Stockholm University.

Ferdinand Amenyah

Project Manager, Africa

Before Joining BIMA Ferdinand worked with Tigo Ghana in the HR department. Ferdinand joined BIMA, Ghana in 2010 as the company's first Agent Network Coordinator. He has been instrumental in developing the agent network model used across the group. Ferdinand then joined the BIMA Tanzania team, were he played a key role launching the operation before moving onto the Senegal office.

Ferdinand holds a Bachelors degree in Sociology and information studies from the University of Ghana

Ghana Team

Damien Gueroult

Country Manager

Before joining BIMA, he worked for the French retail Group Casino where he was responsible for its E-commerce ventures in Ivory Coast, Senegal and Cameroun. Previous to this, he worked 5 years at building and deploying the Access To Energy Program of the energy giant Total in Asia and Africa. For over 3 years, he was based in Myanmar where he launched a wide distribution network of clean lighting and cooking solutions through field agents and MFI partners.

Damien holds a Msc in Management from ESCP Europe and an Msc in Development Economics from Paris Dauphine University.

Abigail Nuer

HR Manager

Abigail is the HR Manager for BIMA Ghana with an overall responsibility of leading the Ghana HR team and performing all HR responsibilities within the Ghana operation.

She is a certified Human Resources professional, having been certified since June 2013 and has over seven years of practical HR work experiences with specialties in recruitment, employee relations and engagement, compensation and benefits design and management, boasting employee morale and staff retention strategies.

Prior to joining BIMA, Abigail has worked in companies including the Coca-Cola Bottling Company of Ghana Limited where she started her career and PZ Cussons Ghana Limited where she worked under Employee Relations/ Policy & Procedure.

She holds a Bachelor’s Degree in Sociology from the University of Ghana - Legon and a PHR from the Human Resources Certification Institute - U.S.A

Barbara Asante

MNO Head of Ops

Barbara is responsible for the products, customer experience, billing and other projects within our partnership with AirtelTigo, to ensure a satisfied and growing client base and maintain strong relations with other Tigo Departments.

Before joining BIMA, Barbara worked with Nestlé Ghana Limited as a marketing and sales development Specialist, and managed Nestlé sachet promoters where she gained significant experience in sales and marketing.

Barbara holds a first class degree in Psychology from University of Ghana.

Fafali Kpetigo

Finance Manager

Fafa is responsible for managing the Finance, Accounts and tax compliance requirements of Milvik Ghana Limited.

Before joining BIMA, Fafa was an Audit Manager at NMG Consult (now AKA Associates), a private audit firm in Ghana, where she gained vast experience in accounting and audit related areas.

Fafa holds a BSC in Accounting and Information System from the Regent University College of Science & Technology and partly qualified with the Chartered Institute of Management Accountants,(CIMA UK).

Christina Tümmers

Division Manager mHealth and DTC Customer Experience

Christina Tümmers is our Division Manager for mHealth and DTC Customer Experience in Ghana and is responsible for the strategy and operations of BIMA doctor consultation and associated health services.

Before joining BIMA, Christina worked in development finance for the German Investment and Development Cooperation (DEG) in both Cologne and South Africa, where she gained exposure to a variety of industries. She also worked in Transaction Advisory Services for the insurance sector at Ernst & Young.

Christina holds a MA in International Business and Finance with a regional focus on Africa from Frankfurt School of Finance & Management.

David Sunu

Chief Medical Officer and mhealth Unit Manager

Dr David Sunu joins us from Urgent Care Hospital in Accra, where he was Resident Medical Officer since 2013. In this role, David provided clinical direction, enhanced the service quality of clients and coordinated the operations of the hospital’s diet clinic. Prior to joining Urgent Care, he held House Officer and Senior House Officer roles at the 37 Military Hospital in Accra and the Eastern Regional Hospital respectively.

Apart from medicine, David has a natural flair for teaching - with a focus on youth development. He has worked as an adjunct lecturer with Ghana’s School of Social Work. He provides leadership for various youth groups and has led many medical outreach programmes in deprived communities across Ghana.

Dr Sunu holds bachelor degrees in Medicine and Surgery (MBChB) from the University of Ghana Medical School and a Bachelor of Science degree in Medical Science from the University of Ghana. He recently graduated from the University of London International Programme with a Bachelor of Laws (LLB) degree.

Francis Tay

DTC Head of Innovation

Francis is responsible for driving multi-faceted projects within our Direct to Consumer Division with key strategic importance for BIMA globally.

Prior to joining BIMA, he was a Senior Financial Analyst with the corporate advisory arm of IC Securities, an Africa-focused investment banking and securities firm where he was involved in major M&A, capital raising (debt, equity and quasi-equity) and corporate restructuring transactions for key blue-chip firms within Ghana and across Africa.

Francis holds a Bsc. in Actuarial Science from the Kwame Nkrumah University of Science and Technology and is currently completing a PgDip. in Strategy and Innovation from the Saïd Business School, University of Oxford.

Isaac Osei Worlanyo

Claims Manager

Isaac has been with BIMA since 2012 and is responsible for leading BIMA’s first Digital Innovation in Claims Management in Ghana.

He’s served in Asuogyaman district head office for a year, he was part of the Tigo Solution team set build the insurance brand image nationwide. Tasked with the duty of couching new agents, he trained well about 35% of our call centre agents. Co-foundered the Blakk Id clothing brand in 2014. He won BIMA’s Africans Value award in 2017.

He holds a B.A in Building Technology from Accra Technical University and an HND in Building Construction from HO Technical University. He has joined in training programs in Insurance and Financial Fraud Detection, Claims Negotiations and Settlement from the Ghana Insurance College and Project Management from ABCOM.

Michael Acolatse

DTC Head of Division

Michael leads our Direct to Consumer division (DTC) and is responsible for developing and driving strategies to grow our Mobile Money payment channel.

Michael has 7 years of experience in the Digital Financial Services sector, with key competencies around Customer Acquisition, Channel Management, Product Development and Marketing.

Before joining BIMA, Michael worked with PEG Africa, a PAY-Go Solar company, as Mobile Money Manager, where he helped grow accessibility to Mobile Money agents and also developed improved payment solutions for customers.

Michael also worked with Millicom Ghana Limited, where he grew through the ranks to become the product Manager for Tigo Cash, the second biggest MFS provider in Ghana.

Michael holds a Bachelor of Arts degree in Sociology and Political Science and is keen on working on solutions that create value for the underserved population.

Senegal Team

Khady Sall

MNO Partnership Manager

Khady joined BIMA in 2014 and is responsible for the development of the PAYG business model in Senegal.

Before joining BIMA Khady worked for four and a half years at SONAM Assurance Vie (market leader in life insurance in Senegal) where she headed up the Bank Insurance department. Prior to that she had roles as Head of Key Accounts and Head of Sales. Before SONAM, Khady occupied several positions in marketing in Paris, including working with Sidel (Tetra Pak) Paris.  

Khady holds a Masters in Marketing and International Relations from Ecole Supérieure de Gestion et Commerce International in Paris.

Sokhna Sene

Customer Experience Manager

Sokhna is our Customer Experience Manager since 2017. She continuously ensures the quality of the customer experience from the subscription to the payment of claims.

Sokhna joined BIMA Senegal in 2012 and grew from sales agent to her current position, acquiring a considerable experience and knowledge of our operations.

Sokhna has a degree in Telecommunications and Telecom Networks and a master's degree in Management Computer Science.

Mamadou Diop

Financial Manager

Mamadou is our Financial Manager since April 2017. He is in charge of the accounting, administrative and financial management of BIMA.

Before joining BIMA, Mamadou worked for 4 years as a financial auditor at Kamex, an audit firm.
Mamadou has a Master degree in Audit and Management Control.

Alassane Loum

call center manager

Alassane is our Call Center Manager in Senegal since May 2018. He supports agents throughout their integration process and ensures that they achieve their goals continuously.

Before he joined BIMA, Alassane worked for several call centers like PCCI, Quality center, AD Center as sales agent and then as supervisor.

Alassane has a master degree in marketing and international trade from SUP2CO Dakar.


Bratin Chakravorty

Country Manager

Bratin has over 24 years of experience in Senior Management Leadership function, Business Development and Administration with strong People Management skills and Project Management proficiency. The exposure has been for various Government and Private Enterprise deals. He has hands-on experience of startups. Bratin has worked in emerging technologies like Mobile Solutions, Digital Payments, Clearinghouses, IOT, Smart City components, Open Source Software Solutions involving technologies like NFC, Smart Cards, RFID, BLE etc.

Currently Bratin heads the Tanzanian operations of the micro insurance major, Milvik company of Sweden. Some of the other companies he has worked for are Pricewaterhouse Coopers, Gemalto, NTT Data, Vix Technology etc. He has been an industry speaker and been published on various forums and print media, the latest being co-author in the book Digital India - Reflections & Practice published by Springer Publication.

He holds an MBA in Management of Information Technology from the Indian Institute of Technology, Delhi and a Bachelor’s Degree in Electronics and Communication Engineering from The University of Madras.

Berengere Lavisse

General Manager

Berengere started her career in international development for a large UK contractor. She was Project Manager in the DRCongo on one of DFID’s largest market systems development programme, and successfully led various business development opportunities in Africa. She is passionate about driving operational excellence, as well as product development and bottom-of the pyramid consumer education.

Berengere holds a Master’s degree from Sciences Po Rennes and a MSc (Hons) in Economic Development from LSE.

Susan Wangwe

HR Manager

Susan comes in with over 7 years of experience in Human Resources Management. She has vast working experience in different industries such the Financial (Banking), Insurance and NGOs. Prior to joining Milvik she was working as an Independent HR consultant. Her experiences spans across well known company names like ICAP (International Centre for Aids Program), Banc ABC; Metropolitan Insurance and I&M Bank.

Susan holds a Diploma in International Relations & Diplomacy; a BA (Hons.) in International Business Management from Staffordshire University and is currently pursuing her Masters in Human Resources Management.

Wasanda Magubu

IT and Operations Manager

Wasanda comes in with nearly 10 years of experience in design and implementation of electronics, communication systems and application, system administration, networking, data center designing/implementation and database management. His work experience spans companies like Push Mobile for designing, managing and administering a mobile TV platform, managing and maintaining SMS/USSD/billing systems/airtime transfer gateway; in Mobile Money revenue collection project; in Baraton Fm 103.9 Radio Kapsabet (Kenya) in operations etc.

Wasanda holds a Bachelor of Science in Communication Electronics Technology from the University of Eastern African, Baraton. If not found tinkering with systems and network at work, he can be found reading, getting into adventure sports, gardening or tearing open anything involving Electrical & Electronics, Communication & Automotive Technologies among others.