-
BQA approved training consultant
At Grant Thornton, we offer a comprehensive suite of training programs designed to empower individuals and organisations to thrive in today's dynamic business landscape. Our expert-led training courses focus on enhancing key skills for career development, employee engagement, and organisational performance.
-
IT audit and advisory services
We help clients to navigate the complexities and provide you with robust independent assurance that your IT risks, key management priorities and core systems are being appropriately managed.

-
Automotive
Advances in technology are increasing the risk of disruption in the market and existing players, both upstream and downstream, are taking note. They’re innovating. They are making more use of lightweight materials and alternative fuels and taking the first steps towards intelligent and connected vehicles.
-
Asset management
Increasing regulation and investor demands for returns and transparency have brought new challenges to the asset management sector. Within this new world, organisations with the operational agility and strong infrastructure to embrace change and innovation can maximise opportunities.
-
Insurance
In a market where businesses operate with a 30-year outlook change is rarely spectacular or sudden. Yet there’s no doubt that important shifts are underway in insurance.
-
Banking & securities
Grant Thornton’s global banking and securities team consists of country, regional and service line leaders with experience of supporting clients in more than 80 countries.
-
Technology
The ability to anticipate and adapt is more important in the technology industry than ever before.
-
Media
The media industry is in the grip of a technological revolution and it’s affecting every part of the business. Distribution models, commissioning procedures and revenue streams are all evolving as the industry responds to the shift to digital and personalisation. This has resulted in a flood of new channels, platforms and experiences, all of which have to be constantly fed with compelling, quality content. If they are not, audiences move on.
-
Telecommunications
The telecommunications industry is changing rapidly and facing pressure from all sides.
Leteng Basiamisi joined Grant Thornton in 2015. He is an Assistant Manager in the Information Technology team with over 10 years of work experience in IT.
Experience
Leteng has extensive experience in the field of ICT services, audit tools and Microsoft technologies. He started his career working as an IT technician at Maikano Junior Secondary School before joining Grant Thornton as an IT technician. He was later promoted to Officer and then Network administrator. He played a major part in configuring, installation, maintenance of hardware and software, which are used in one of the largest audit firms globally. Also plays a role in organizing cyber security awareness training to promote data security within the firm for the all the users. A team play in the GCCR team – global cybersecurity compliance (helping the firm which help member firms to meet global standards & local cybersecurity & privacy compliance needs). Coordinating and executing internal cyber security audit and assure the IT team apply and adhere to a suitable Information security framework (NIST) which forms significant part of the Global cybersecurity compliance. Execute internal Technical Security Reviews management, system development lifecycle, access control management, network and comms security, third-party risk management, vulnerability management, threat & incident management, data classification & handling security, awareness & training, compliance audits, management of removable media, physical security, web application security & operational security.
Furthermore, on occasion, Leteng assists the assurance team with IT audits.
Sector experience
Leteng's current role is managing Grant Thornton Botswana Information Technology Infrastructure, work with the IT director to execute IT governance, IT risk management, vulnerability assessment, IT audit, cyber security compliance, data protection gap assessment and information security framework. Leteng’s IT audit responsibilities and experience entails managing, planning and execution of IT audit engagements for a variety of dynamic IT audit engagements or clients, identifying weaknesses in the system and creating action plans to prevent security breaches, planning internal audit procedures, creating internal audit reports, incident response plan, disaster recovery, cloud computing, risk assessment plan. Performing IT general controls review to address the overall operation and activities of the IT function and its management and governance. This entails observing and gathering evidence to obtain an understanding of the IT control environment on the assignment. Examine internal IT controls, evaluate the design and operational effectiveness, determine exposure to risk. Assess risk management tactics and develop testing strategies for key controls within the business to adequately mitigate the risks.
Professional qualifications and memberships
Leteng has acquired a Bachelor of Science in computing, majoring in network engineering from Teesside University (UK), Certified Risk in Information System (CRISC), Certified Information System Auditor (CISA), Certified information security manager (CISM), Certified in the Governance of Enterprise IT (CGEIT) ,Certified ethical hacker (CEH), Certified Ransomware protection officer, Microsoft Certified: Azure, Fortinet’s Network Security Expert, CyberArk Certified Trustee, AccessData Certified Investigator, and his currently pursuing MSc Information security and digital forensics (University of East London, UK),Doctorate in Management (UCAM Universidad Católica San Antonio de Murcia), Certified ethical hacker-Master, Offensive Security Certified Professional (OSCP).
Technological proficiency
Leteng is well adept with operating different software used by clients from across different industries. His speciality is in Microsoft server management, Microsoft SQL, Oracle, Sage, ERP D365 platform, CyberArk, SAP, Linux Operating system, Fort iGATE, Sophos firewall, Cobit frameworks, ISO/IEC 27001 Information Security framework, Operating systems, IT risk management frameworks, Data classifications and Virtual machine: VM. Furthermore, he is proficient in using Microsoft Azure, Office 365, Microsoft Power BI tools to bring value to different tasks.
Community involvement
Leteng participates in Grant Thornton’s CSR initiatives such as recently supporting Government’s Digital Transformation Strategy within the education sector by sponsoring a state-of-the art imported tech panel – a first for public schools in Botswana. Over the years, Grant Thornton has supported various local communities paying special attention to the upliftment of education in Botswana
Presentations and publications
As part of his Bachelors qualification, Leteng developed a “Livestock Management System”.
Languages spoken
English, Setswana.
- BSc Computing
- CISA
- CRISC
- CISM
- CGEIT
