The excellence and success of Billion Group is dependent on the Company’s most valuable asset, its human resources. The Billion Group workforce is comprised of individuals who have vast and varied expertise and experience under the outstanding management of the CEO, directors and managers. The team is driven and passionate about property development.

CEO of Rebosis and Billion Group

Sisa Ngebulana

BJuris, LLB, LLM

Sisa founded the Billion Group in 1998 and Rebosis in 2010. Sisa has won various awards: Entrepreneur of the Year Award (2006), Pioneer award (2014), African Business Excellence (2014).
An admitted attorney of the High Court of South Africa, he practised with Jan S de Villiers Attorneys in commercial litigation before joining Eskom for seven years as legal counsel specialising in property and finance.
He is a past president of the South African Council of Shopping Centres (SACSC), and has been a director of the Attfund group, Truworths International and the Construction Industry Development Board (CIDB).
Sisa has single handedly developed a number of regional shopping malls in SA, including Hemingways Mall, Forrest Hill City, Mdantsane City, B.T. Ngebs City and with Abacus Bay West City in Port Elizabeth.

Development Director of Billion Group

Vuyokazi Njongwe

B Juris, LLB

Vuyokazi holds a B Juris and an LLB Honours Law Degree from the University of the Western Cape. She is an admitted attorney and Notary Public of the High Court of South Africa. She practised as an attorney at Sonnenberg Hoffman Galombik in Cape Town, specialising in property, insurance litigation, commercial litigation and general commercial matters.

Vuyokazi thereafter worked for FNB Corporate where she gained experience in various departments. Through FNB Corporate she earned her experience in international trade financing, debt restructuring, tailoring various finance products, property finance as well as business development and client portfolio management. Vuyokazi joined Billion as Legal Counsel and is now a full-time Director at Billion Group. She is now responsible for various property developments within Billion.

Chief Financial Officer

Sanjay Chiboo


Sanjay began his career at PwC in Johannesburg in 2003 where he served his articles in the Metals and Mining assurance division. In March 2006, Sanjay moved to the investment banking industry where he joined UBS South Africa (Pty) Ltd where he served in a number of roles within the Finance department, eventually assuming the position of senior financial controller. In September 2012, Sanjay was appointed as the Chief Financial Officer of Merrill Lynch South Africa (Pty) Ltd. He was a representative on the Board of Directors and Country Leadership Team. In November 2015, Sanjay joined the Billion Group as Chief Financial Officer.

Director of Operations for Billion Group

Nigel Adriaanse

B.Comm (Acc)

Nigel is the Director of Operations for Billion Asset Managers. He has over 14 year’s industry experience across a wide range of sectors within the property industry. Having worked in several industries as a business development and BEE consultant he embarked on a career in property by joining JHI as a property and financial manager looking after several portfolios in the Western Cape and Gauteng.

Subsequently he moved to Old Mutual Properties’ retail division as financial manager in Gauteng before moving to the new business development division where he gained valuable experience helping to develop new opportunities previously uncharted in the South African retail sector. After joining African Alliance Properties as a commercial asset manager he helped the company to grow to a substantial fund and helped the management team in listing the company during 2012 under the name Ascension Properties Limited and was appointed senior asset manager.

Company Secretary of Billion Group & Rebosis and Director of Southjets

Mande Ndema

BSocSc, LLB, PMD (GIBS), Certificate in Property Investment & Practise, Post Graduate Diploma in Marketing & Supply Chain Management

Mande is an admitted attorney of the High Court of South Africa having specialised in commercial law. He now specialises in all aspects of corporate governance as a company secretary and is responsible for the flow of information to the Board and its committees and ensuring compliance with Board procedures, legislation and regulations. Mande also holds a certificate in Property Investment and Practice from the University of the Witwatersrand.

Managing Director Billion Property Services

Rachel Klaasen

Financial management/Human resources management and Business Management Diploma

Rachel holds Diplomas in Financial management, Human Resource management and Business management. She also completed the programme in retail management at Unisa.
Rachel accumulated 16 years of financial, operational, facility and tenant experience in the casino industry and was part of the opening team of 12 casinos during this time setting up the financial departments. This included pre-opening, opening and post opening activities. She also held the position of Financial Manager at Montecasino and the department consisted of about 400 staff members. Rachel has moved into the property industry in 2007 and joined the Billion Group in 2009 as the General manager of Hemingways mall in East London. Thereafter she moved to Head office in 2011 with the centralisation of finance and admin as group finance and admin manager property services. Rachel was appointed MD property services in June 2011.

Chief Financial Officer

Thabo Lebelo

BCom Hons, H.Dip Acc, CA(SA)

A Chartered Accountant with more than 12 years post qualification experience, Thabo started his career as an internal auditor for Hollandia Reinsurance before joining the Industrial Development Corporation (IDC) Mining and Beneficiation Unit. Some of the notable transactions Thabo worked on during his tenure at the IDC were the funding of Mvelaphanda’s acquisition of a 15% stake in Goldfields South Africa, a mining reclamation project called Chemwes as well as Simane (Harmony Mining’s empowerment partner) and Khumo Bathong Holdings’ acquisition of stakes in Durban Roodepoort Deep and Crown Gold Recoveries. He later moved to join Anglo American Corporate Finance where he participated in the creation of Exxaro Resources out of Kumba Resources and the sale of Highveld Steel to Evras, among other mining projects. Following that, Thabo joined Transnet in Finance Planning, participating in various infrastructure projects and also served at Imperial Holdings as General Manager Finance Planning before joining Billion Group as Financial Director in June of 2010.