• Mongezi has expertise in the regulatory framework of accounting and international auditing standards. He initiated and successfully prosecuted disciplinary proceedings on behalf of the Independent Regulatory Board for Auditors (IRBA) against a former partner of one of the large auditing firms in the country for accounting irregularities and transgressing various auditing standards. The auditor was struck of from the register of registered auditors for an indefinite period after being found guilty of improper conduct, aiding and abetting tax evasion and dishonesty.
• He also specialises in the insolvency and business rescue practice area, with extensive experience in liquidations and business rescue proceedings in sectors such as mining, agriculture, private healthcare and hospitality, amongst others. He was recently involved in an application for the disposition without value of two payments of R 12 million and R 19 million in terms of sections 26 and 29 of the Insolvency Act 24, 1936 respectively on behalf of an insolvent estate.
• Mongezi has experience in business re-structuring and recoveries for State-Owned-Enterprises such as the Industrial Development Corporation of South Africa and the Public Investment Corporation. He assisted in placing an investee company under business rescue following an irresoluble deadlock between the directors, which was resolved by the removal of one of the directors from the company's board.
• He also has experience in commercial arbitrations involving body corporates, director and shareholder disputes, commercial lease disputes and has acted for the Cape Peninsula University of Technology, Jocelyn Mansions, Synergy Income Fund Limited and Old Mutual Properties amongst others. He was involved in the dispute in respect of the bankability of the Gautrain project, which marked the evolution of public railway transport in South Africa. He was also involved in the recent case against the South African National Roads Agency (SANRAL) initiated by a Contractor in order to prevent SANRAL from exercising its rights to call up various on-demand guarantees following the termination of the construction agreement valued at R 1,6 billion.
• He has acted on behalf of Old Mutual Life Assurance Company (South Africa) Limited in defending fraudulent life assurance, pension fund and disability fund claims lodged on behalf of beneficiaries.
• He was involved in the initial stages of the landmark silicosis class action lawsuit instituted against various South African mining companies and was part of an international team of lawyers involved in setting up satellite offices across the country for purposes of consulting with claimants and taking statements.

• Mail & Guardian's 200 Young South Africans (2017 publication) listed Mongezi in the Justice and Law section as one of the exceptional South Africans under 35 who "have stood out from the pack and who show us what to look forward to in the country’s future".
• The Legal 500 EMEA 2022 recommended Mongezi for dispute resolution.

Education

• B.Com (Law) LLB, University of the Western Cape
• Admission as an attorney, Western Cape High Court Division, Cape Town, 2014
• Certificate in Advanced Case Management (LEAD), 2015
• Admission as an attorney, Gauteng High Court Division, Pretoria, 2016
• International Commercial Arbitration Certificate, University of Pretoria, 2018

Memberships

• Black Lawyers Association (BLA) National Executive Committee (Treasurer, 2018 to date)