Chamonie is a director at TMJ and a fiduciary specialist attorney at Lighthouse Trust and Corporate, in the administration of Trusts, Trust compliance, the law of Trusts and the fiduciary industry in general. She joined TMJ as Senior Associate in the Johannesburg office during February 2015.

Chamonie obtained her B.Proc degree from the University of the Free State in 2000 and was admitted as an attorney of the High Court of South Africa in 2005 after completing her articles at the Legal Aid Board in Soweto.

When Chamonie joined a corporate fiduciary company she found her passion and was admitted as a conveyancer in 2010.