She has extensive experience in Auditing with KPMG Peat Marwick (as it was then called) and then running the Accounting and Finance department of a rig and shipbuilding arm of SembCorp. Suganthi has exemplary feedback as a Lecturer in the School of Business Management at Nanyang Polytechnic where she taught Financial and Cost Accounting to Business and Engineering students as well as Business Communication and Business Etiquette to graduating students.