Our leaders in Africa
Africa Executive Committee
Learn more about the Deloitte Africa Executive Committee team operating over Audit, Consulting, Corporate Finance, Taxation Services and Risk Advisory.
Chief Executive Officer
CA (SA), Advanced Management Programme (Harvard University)
I am a champion of the Deloitte Africa story and purpose-driven leadership, and am proud of the role our firm is playing in leading the profession continent-wide. Every day, our talented people from across the globe serve our clients and communities with integrity and distinction.
I believe in making an enduring, positive impact. I believe in making an impact that matters.
Lwazi joined Deloitte in 1994 and was appointed to the partnership in 2003. He was appointed Chief Executive of Deloitte Southern Africa on 1 June 2012 and Chief Executive of Deloitte Africa on 1 June 2013. He is also a member of the Deloitte Global Executive Committee. Prior to this, he served on the Deloitte Global Board and on its Risk and Strategy Review Committees. Over his more than 20 year tenure with the firm, Lwazi served in a number of roles including being a member of the Deloitte Southern Africa Board of Partners and Directors, holding executive responsibility for the firm’s strategy and the Corporate Finance service area, and was the Head of Mergers and Acquisitions Advisory.
His portfolio of Corporate Finance experience covers valuations, due diligence and mergers and acquisitions. His work has covered many industry sectors including transportation, financial services, fuel and fleet management, technology, media and services.
Lwazi is a former member of the Securities Regulation Panel (SRP) and is a past President of the Association of Black Accountants of Southern Africa (ABASA). He is also the Chairman of the African Children’s Feeding Scheme.
Chief Operating Officer
I stand for and stand up for Deloitte. Integrity, excellence, passion and pride are the hallmarks of our business and I believe that with these cornerstones to success, Deloitte will be the employer of choice in Africa and globally.
Allen Swiegers joined Deloitte in 1984 and was admitted to the partnership in 1991. He was appointed Chief Operating Officer of Deloitte Southern Africa in June 2006. The five client-facing Service Line Leaders as well as the Executive members responsible for Talent & Transformation, Group Administration Services and Group Information Services report to him.
Allen was the Managing Partner of the Pretoria office from 2000 to 2006 and served as a Board member for two of those years before joining the Executive Committee in 2005.
He was the Lead Client Service Partner on Vodacom for six years and is currently the Advisory Partner on Steinhoff, JD Group, Absa and Sasol.
Allen is the Executive Sponsor of the Deloitte Way, the firm’s dynamic staff engagement and culture programme, which was launched in 2005. Our Deloitte Way programme is aligned to our Global Shared Values, which include integrity, commitment to each other, strength from cultural diversity, and outstanding value to clients.
Chief Financial Officer
I stand for excellence and for exceeding the benchmark.
My goals are to achieve standard systems and processes across our African practice, which support our client service teams in delivering seamless quality services, and to build a world-class finance team.
Mike Jarvis joined Deloitte in 1987 and was admitted to the partnership in 1996. He spent two years (from 1989 to 1991) in the USA as part of the firm’s global exchange programme. In 1999, he was appointed Leader of the Deloitte Multicultural Development Programme for a two-year period. In this role, he was responsible for the strategic implementation of the firm’s transformation process. He also served as a member of the Southern Africa Board of Partners and Directors from June 2003 to August 2008.
Mike was later appointed as Head of Johannesburg Audit in March 2007, a position he held until August 2013. During this period, he also held the role of Audit Southern Africa Chief Operating Officer. Over and above his operational responsibilities, he was the Lead Client Service Partner on a number of listed entities in the Manufacturing, Mining and Tourism sectors. He was appointed the Chief Financial Officer of Deloitte Southern Africa on 1 June 2014 and the Africa Chief Financial Officer on 1 June 2015. Further to this role, Mike is the Chief Operating Officer for Central, East and West Africa, and he serves in his ex officio capacity on the Southern Africa Board and Africa Board of Partners and Directors.
Reputation and Risk Leader
B Acc, CA (SA)
I stand for excellence in client service.
My goal is to find the appropriate balance between risk management and the achievement of sustainable growth for Deloitte.
Mike Comber joined the firm in 1973. He studied through the University of Natal Durban and qualified as a Chartered Accountant in 1979. He spent two years working in the United States and United Kingdom in the early 1980s and upon his return to South Africa was appointed as an Audit Partner in 1985.
Mike was the KwaZulu-Natal Regional Staff Partner for six years, which was followed by a further six years as the Business Unit Leader of the KwaZulu-Natal Assurance and Advisory Services business. During the 32 years he spent in the Durban office, Mike served many clients in the region including, among others, Illovo Sugar Ltd, Dunlop Africa Ltd, the Massdiscounters Chain, a division of Masstores (Pty) Ltd, Crookes Brothers Ltd and McCarthy Retail Ltd. He also had Advisory Partner responsibilities in respect of a number of other clients.
Mike relocated to Johannesburg during 2005 to take on the role of Lead Client Service Partner on Sappi Limited, which has its primary listing in Johannesburg, but which, at the time, was also a foreign private issuer listed on the New York Stock Exchange. He was also the Lead Client Service Partner on Imperial Holdings Limited and currently leads the firm’s Risk Independence & Legal team.
Mike was appointed to the Southern Africa Board on 1 September 2008 and elected Deputy Chairman on 1 June 2010. He was re-elected to this role in August 2014. Mike currently serves on the Africa Board of Partners and Directors as the Reputation & Risk Leader.
BCom, FCA - Institute of Chartered Accountants in England and Wales, FCPA(K) - Institute of Certified Public Accountants of Kenya, CPS(K) - Institute of Certified Public Secretaries of Kenya, CPA(U) - Institute of Certified Accountants of Uganda
Sammy Onyango is the CEO of Deloitte East Africa, which covers Burundi, Ethiopia, Kenya, Rwanda, Tanzania and Uganda. Sammy plays a multi-disciplinary role in the firm, merging both audit and consultancy work. In addition to his role as CEO, Sammy services a few audit clients in the capacity of Lead Client Service Partner, Engagement Quality Assurance Review (EQAR) roles, and occasionally as Engagement Partner.
Sammy joined Deloitte in 1985 and was appointed to the partnership in 1991. Since then has been the Assignment Partner and the key liaison between the firm and several large clients, ensuring that the firm fulfils its professional and contractual responsibilities, and that any professional, technical or client service problems are resolved promptly with timely consultations.
Sammy has been actively involved in the development of the accounting profession in Kenya and the Eastern, Central and Southern Africa region. He was Chairman of ICPAK from 1993 to 1995 and is a past President of the Eastern Central and Southern Federation of Accountants (ECSAFA) which he also represented in the Council of the International Federation of Accountants (IFAC). In addition, Sammy has been a member of the State Corporations Appeals Tribunal for almost 10 years where he has arbitrated on several appeals. He has attended and completed arbitration and mediation courses at the International Law Institute of George Town University in the USA.
MBA – Manchester Business School, Fellow of the Association of Chartered Certified Accountants (ACCA), Bachelor of Accounting Science
Ben is the CEO of Deloitte Central Africa which covers Zimbabwe, Zambia and Malawi. He is a member of the Africa Executive Committee that overseas operations across 15 English-speaking countries in East, Central, Southern and West Africa.
Ben joined Deloitte in 1996 and was appointed to the partnership in 2005.
His experience spans both Auditing and Consulting and his area of expertise lies in Business Advisory, Project Management and Implementation. Over the years he has been the Lead Client Service Partner (LCSP) ensuring the firms’ delivery to diverse range of clients including large, listed, non-listed corporate and not-for-profit organisations in Zimbabwe, Botswana and Malawi.
His competencies include Financial Audit, Financial and Operational Reviews, and Strategy Planning. He also provides financial advice to clients of the firm.
BSc. Accounting Science, Chartered Accountant (Institute of Chartered Accountants Zimbabwe)
Tawanda Gumbo has been the Firm Leader of Deloitte Nigeria since June 2013. Prior to assuming this role, he led the multi-functional Consumer Business and Technology, Media and Telecommunications industry group for the Deloitte West Africa region. With 27 years of professional experience under his belt, of which 16 years have been as a Partner in Deloitte, his experience spans corporate finance, auditing, financial analysis and modelling, due diligence, IFRS, and the TMT and Consumer Business and Transportation industry sectors.
During his career at Deloitte, Tawanda has held a number of roles including serving as the Chief Executive Officer of Deloitte Zimbabwe and Deloitte Malawi for eight years, where he led many complex listed engagements in both advisory and audit services in Zimbabwe, Malawi, South Africa and Nigeria.
He has also served as a member of the Deloitte Southern Africa Board of Partners and Directors for six years and is currently a member of the Deloitte Africa Executive Committee. He has also fulfilled the roles of President of the Institute of Chartered Accountants Zimbabwe, Deputy Chairman of the Zimbabwe Stock Exchange monitoring panel, and member of council for the Pan African Federation of Accountants (PAFA).
CA (SA), BCom Honours (UCT), Banking Law Diploma (RAU)
I stand for excellence in everything we do!
My goal is to drive distinctive client service and outstanding people development, together with meaningful and purposeful impact.
Sihlalo Jordan joined Deloitte on 2002 and was appointed to the partnership in 2007. He became the Financial Services Team (FIST) Business Unit Leader in July 2012, which is a multi-disciplinary team of over 350 professionals focusing on audit, advisory and actuarial services in South Africa and the rest of Africa.
He focuses on audit and advisory services for banking institutions in South Africa and the rest of the continent, particularly on universal banking and development financial institutions. In 2010 Sihlalo served on the Deloitte Global Advisory Council, a group of approximately 30 partners from the firm’s top 20 countries advising the Global Executive Committee on the firm’s strategic direction towards the year 2020.
Sihlalo is a member of the South African Institute of Chartered Accountants (SAICA), the Association of Corporate Treasurers South Africa (ACTSA), the Association of Black Securities and Investment Professionals (ABSIP), and the Association for the Advancement of Black Accountants in Southern Africa (ABASA).
B Acc (Wits), CA (SA), Post Graduate Diploma in Banking Law (UJ)
I stand for the highest standards of quality (encompassing client service quality and audit quality) and equality (fairness and equal opportunity) in everything that we do. As auditors and business professionals we play a pivotal role in ensuring the reliability of financial markets and the ongoing sustainability for multiple stakeholders. In many ways, we are the custodians of financial markets.
I drive the continuous growth of our people, client service quality, audit quality, transformation, and our Pan-African firm.
Geoff Pinnock joined Deloitte in 1982. He held various senior management and leadership positions in Johannesburg Audit and the national Financial Institutions Services Team (FIST) before being appointed as the national leader of the Audit Service Line of Deloitte Southern Africa in August 2005, and Managing Partner of Audit Africa in 2010.
Geoff has served on the Deloitte Southern Africa Executive Committee since August 2005 and the Deloitte Africa Executive Committee since 2010. He has significant experience in serving multi-national clients as the Lead Client Service Partner. He is currently the Global Lead Client Service Partner of the De Beers S.A. group and Advisory Partner to FirstRand Bank, Brait S.A., Edcon, Massmart, Nampak, Grindrod, Datatec, Primedia, Namibian Breweries, Wiphold and the Wilderness group.
B Acc, H Dip Accounting, H Dip Taxation Law, CA (SA)
I stand for authenticity and am a great believer in having the courage of conviction.
My goal is to drive progress in the way we think, the things we do and what we seek to achieve, and to ensure that our people know that Deloitte is different because we believe in fairness above all.
Nazrien Kader joined Deloitte in 1995 and was appointed to the Deloitte partnership in 2002. She is a specialist in corporate income tax, consulting to a portfolio of corporate listed-to-medium sized clients in the financial services industry on a wide range of income tax issues.
Nazrien was appointed to the firm’s Executive Committee as the executive leader of Taxation Services in November 2010. She also leads the Financial Services Tax team.
Nazrien was the former business unit leader of Taxation Services in KwaZulu-Natal, prior to taking up the national role of lead director of the Financial Services Tax team for Deloitte, based in Johannesburg.
She holds many positions both within and outside of Deloitte and is intimately involved with the Chartered Accountancy profession in South Africa. Her more prominent roles include being a member of the Income Tax Court of South Africa; a former KwaZulu-Natal representative on the Board of the South African Institute of Chartered Accountants (SAICA); the former chairman of the SAICA Eastern Region Taxation Committee; a former member of Council of the SAICA Eastern Region and past-president; a member of the SAICA Disciplinary Panel, and an ambassador for the Association for Black Securities & Investment Professionals (ABSIP) Women in Focus.
Nazrien has presented at a number of corporate tax seminars on a wide range of tax topics, including an international seminar on the topic of transfer pricing tax in the financial services industry. She is also often quoted in South African media.
Consulting and Corporate Finance
BSc (Eng.) Mech, CPFA (Wits University)
Thiru Pillay joined Deloitte in 1997 and was appointed to the partnership in 2001.
Thiru has fulfilled many internal and client roles during his tenure as a Director at Deloitte. He has been a member of the Consulting Leadership Committee since 2006 and has also served as a member of the Southern Africa Board of Partners and Directors. He chaired the Strategy & Sustainability Committee of the Board from 2008 to 2011.
He led the Strategy & Innovation service area of Consulting for many years and was appointed Deputy Managing Partner of Consulting in September 2011. He took on the role of Managing Partner of Consulting in July 2012.
B Acc (Wits), CA (SA), Post Graduate Diploma in Banking Law (UJ)
Navin Sing joined Deloitte in the KwaZulu-Natal (KZN) office as a direct-entry Partner in March 2006. He was responsible for Forensic Services in KZN and the Eastern Cape, before being appointed the leader of Risk Advisory for the Eastern Seaboard, and a member of the KZN Manco. In these roles, he was involved with and supported the growth of Deloitte and in particular the RA business in the Eastern Seaboard. Some of his clients in KZN included Grindrod, Spar, Bell Equipment, Toyota, Mondi, Provincial Treasury and eThekwini. Navin was subsequently appointed the Regional RA Leader and a member of the national RA Manco.
Navin was awarded a CEO Special Recognition for two consecutive years - a testament to his commitment to growing our firm, leadership and eminence-building activities in the market. He was appointed to the role of RA Chief Operating Officer in 2013 and he quickly became a key contributor to the newly formed RA Leadco. He has since worked very closely with the RA Leadership team in building the RA business into a forward-looking, client-focused and innovative business both internally and in the market. Navin also sits on the firm’s Clients & Industries Leadco, Remuneration Committee and SAICAs Disciplinary Committee.
B.Com, PgD in Computer Auditing, MBA
I stand for the inclusive and transformational development of local talent who are defined by their individual potential and skills.
My goal is to play a definitive role in managing processes on behalf of our clients and in ensuring we deliver our very best and add real value to our clients through our advisory capabilities and expertise.
Sandile Gwala joined Deloitte in 1997 as an SAP R/3 senior consultant and was appointed to partnership in June 2002. Sandile is the leader of Business-Process-as-a-Service (BPaaS) in Africa and a member of the Business Process Solutions (BPS) Europe, Middle East and Africa (EMEA) Board. He serves on the Deloitte Africa Executive Committee (Exco), as well as Southern Africa Exco, and is responsible for the Managed Solutions integrated market offering.
He is a specialist in global outsourcing and turning around distressed public entities.
Sandile continues to serve clients locally and some multinational companies that are outsourcing their operations to South Africa. He is a former board member of South African Outsourcing Body in South Africa (BPeSA), where he consulted with clients about strategies to grow the outsourcing market in South Africa. Sandile also addresses audiences locally and abroad, from Kenya to London, on the subject of Outsourcing.
Clients & Industries
I stand for fantastic and distinctive client service.
I am trying to drive a strong industry focus and believe that “it’s all about clients”.
Kevin Black joined Deloitte in 1993 and was admitted to the partnership in 1999. He served as the Business Unit Leader of the Financial Institutions Services Team (FIST) for four years from 2008 before being appointed as the firm’s Clients & Industries Leader and to the Executive Committee in 2012.
Kevin served on the Global firm’s Young Partners Advisory Group (YPAG) in 2003. He has also served several OCEO clients as LCSP, including FirstRand, Standard Bank, De Beers and Merrill Lynch. Other clients have included The Oppenheimer family and Ethos Private Equity. Kevin is currently a member of the Global Clients & Industries Council.
Talent & Transformation
Building a distinctive and leading-edge talent brand and experience, which includes world class learning, and embracing diversity and empowerment of women leaders in the firm are all very important to me.
My goal is to make a tangible difference in the diversity and transformation of our great firm by playing my part in ensuring we achieve our 51% black ownership target and at least 40% female-ownership by 2020.
Justine Mazzocco joined Deloitte in 1985 and was admitted to the partnership in 1998. She previously led the national Internal Audit business within Risk Advisory for seven years. She has been the Africa Executive for Talent & Transformation since 2011. Prior to her executive role, Justine was a member of the Deloitte Southern Africa Board of Partners and Directors for five years.
She is also a past chairman of the Institute of Internal Auditors in South Africa and currently sits on the Board of the IIA. She is also a member of the Global IIA Board of Research Foundation and a member of the King IV Committee for Corporate Governance in South Africa.
She serves a diverse client base in both the public and private sectors. Some of her clients, both past and present, include: Johnnic Group, South African Breweries, South African National Parks, University of Johannesburg, National Treasury, Financial Services Board and Transkei Sun International Limited.