From February 2018, she acted as Insolvency administrator of the Architectural Design Consultants Ltd (Reorganization of the company). At the same time she is a Council Member of the Rwanda Bar Association.
From October 2017 to October 2018, Me Ghislaine was a Legal counsel of the Bank of Kigali. Since May 2015, she worked as Insolvency administrator of the Rwandacolor Ltd.
In October 2011, she was a Receiver of Mortgage approved by Rwanda Development Board (RDB) on behalf of Equity Bank Rwanda Ltd, Banque Populaire du Rwanda, Bank of Kigali (BK), Ecobank, Cogebanque, Grofin Rwanda Fund, Commercial Bank of Africa (CBA), KCB, reason why she is good in commercial matters.
From 2009 to 2013, she has a close collaboration with Rukangira Law chambers, where she spend countless hours representing a number of commercial companies cases like: Bank of Kigali, Ecobank Rwanda, Access Bank, Rwanda Motors S.A, Rwanda Special Economic Zone Ltd, ATC RWANDA (Mercedes Benz), ROKO Construction ltd, AKAGERA Motors; and administrative entities cases like: City of Kigali and Gasabo district; insurance cases involved SONARWA, CORAR (SAHAM), SORAS.
From June 2006 to February 2007, Me Ghislaine worked with Rwanda Independent Commission to investigate the role of France in Rwanda 1994 Genocide, and she learnt a lot about criminal and investigation.
Since December 2004 to April 2006, she was a Legal Manager of Co-Design Company Ltd.
Through her career, she was gaining more experience up to now, and decide to build a leading law firm for her own, ACALEX FIRM.