Du Plessis & Associates Inc
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+27 11 792-5513


Our team

Koos du Plessis


“He is wise and gifted in creating trust and integrity” - Mediation Feedback

Koos has been an admitted Attorney since 1993 and founded Du Plessis & Associates Inc in 1997. Koos is a gifted Mediator and has a keen interest in structuring business and financial solutions. He has experience in:

  • Commercial contracts: structures, negotiations and disputes

  • Property law: general, developments and project management

  • Matrimonial matters

  • Estate planning and liquidation

  • Financial transactions

  • Transaction structures

Koos obtained his Law degree, BProc, from the University of the Freestate and holds futher post-graduate diplomas in Company Law (RAU), Close Corporation Law (RAU) and Advanced Trust Law (UP). He also completed his MCom in Law (RAU). In January 2012, Koos was accredited as a Mediator by CEDR. This accreditation was endorsed by the Business School of Stellenbosch University and later by (received endorsement) Harvard University as well.

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Yvonne Swart


Yvonne Swart joined Du Plessis & Associates Inc during 2002.   She is a conveyancing secretary who specialises in the registration of properties.   She also oversees the day-to-day responsibilities that originates from a legal profession.   She strongly believes in responding to our clients’ questions and needs and to keep all parties informed during a process.