David Gibbons - Managing Director 

David Gibbons joined Roche in July 2015 as Finance Manager for Diabetes Care, Management Centre South Africa (MCSA). In January 2017 he was appointed Finance Manager Pharma, MC South Africa providing strategic financial and commercial direction to the organisation. In January 2018 he was appointed to the role of General Manager South Africa. Before joining Roche, David worked as a Finance Manager for Cummins South Africa (Pty) Ltd for four years. David holds a bachelor’s degree in Finance, Computer Science and Information Systems from the University of Port Elizabeth South Africa, as well as an Honours’ degree in Accounting from the Nelson Mandela Metropolitan University, South Africa. He is a member of the South African Institute of Chartered Accountants. In his free time, David enjoys spending time outdoors including fishing, flying model air planes and spending time with family.  

Kgothatso Motumi - Head of Market Access and Public Policy

Kgothatso joined Roche in 2014 as the Medical Manager for Haematology and was promoted to Medical Lead in 2016.  Prior to joining Roche, Kgothatso held roles at Novartis as the Medical Manager for Transplant, Ophthalmology and Dermatology. She was also a Medical Advisor at Discovery in the Medical Review Team. On 1st December 2019, Kgothatso was appointed as Head of Market Access and Public Policy to date. Kgothatso is a medical doctor by profession, qualifying with an MBCHB from UCT.

Dorah Diale – Head of Regulatory Affairs

Dorah joined Roche in August 2019 as Regulatory Affairs Manager and was promoted to the Head of Regulatory Affairs in July 2021.  Before joining Roche, Dorah worked as a Manager Clinical Trials at the South African Health Products Regulatory Authority for 5 years.  Prior to that, Dorah worked at the National Department of Health as a Pharmaceutical Policy Specialist; South African Pharmacy Council as a Manager CPD and Registrations and later Manager Education and Training: Quality Assurance in the same organization. 

Dorah holds Doctor of Pharmacy (Rhodes) degree, Masters of Business Leadership (SBL, Unisa), Masters in Medical Law and Ethics (UP), Bachelor of Pharmacy (UL) and Certificate in Total Quality Management (Unisa).  During her leisure time, Dorah enjoys painting artwork and spending time with family and friends.

Michael Maistry - Head of Legal and Compliance

Michael joined Roche in February 2019 as the Head of Legal and Compliance. Prior to joining Roche, Michael was at Pfizer for four years where he held the position of Associate Legal Director and was responsible for legal strategy and direction for Sub-Saharan Africa. Before that he was in practice at DLA Cliffe Dekker Hofmeyr. Michael is an admitted attorney and notary and holds a Bachelor of Law degree from the University of Kwa-Zulu Natal, South Africa


Nick Mangeya - Head of Medical Affairs

Nicholas joined Roche in 2016 as a Medical Manager for Breast and Gynaecology Oncology following which he became the Medical Lead in 2018. He did an assignment in Roche East Africa for an ad-interim medical director role in 2019. Prior to joining Roche Nicholas held the role of Medical Manager for South Africa and Sub-Saharan Africa at Boehringer Ingelheim in Cardiovascular Medicine. Nicholas also spent earlier years in HIV vaccine clinical trial research and systematic review writing. Nicholas is a medical doctor by profession from University of Zimbabwe with a background of clinical epidemiology and pharmaceutical medicine.

Omair Haq, Finance Manager

Omair Haq joined Roche in 2012 as Regional Finance Controller for Diagnostics in the Gulf/Levant Region based in Dubai. In 2015 he was appointed Regional Commercial Controller for the whole Middle East Region driving commercial deals and commercial operations across 13 markets in the Middle East with various partners. In 2017, Omair moved to Switzerland to join the Global HQ as Finance Manager for Lab Automation lifecycle team advising on investments and R&D portfolio prioritization.  In 2019 he moved to Slovakia as Head of Finance, Logistics and IT, leading the organization's transformation.  In 2021 He moved to South Africa as Head of Finance & Operations for Roche Pharma. Omair Holds a bachelor's degree from  University of Oxford Brookes in Accounting and is also a member of Association of Chartered Certified Accountants. Passionate about performance coaching, Omair has done numerous courses on coaching and agile leadership.

In his free time, Omair enjoys cycling and travelling to experience different cultures.