Public Accountant and specialist in computer risk management at the Universidad Externado de Colombia, he has more than 25 years of professional experience through links with some of the most important national and international companies in the real estate, financial and professional services sectors. During most of these years he was linked to some of the most important global audit firms (KPMG, EY and Deloitte). Since June 2011, he has been a partner in the audit and consulting firm JGS & Asociados SAS.

He has served as Statutory Auditor of companies such as Avianca, Promigas, Terpel, Casa Editorial El Tiempo, National Federation of Departments, among others. He has done work that includes, i. advice on processes related to IFRS - IFRS, ii. implementation, review or evaluation of risk systems (SARLAFT, SARO), internal control systems, document management, iii. financial audits of financial statements prepared under different accounting rules or principles (US GAAP, IFRS), iv. due accounting and financial due diligence, v. process survey with emphasis on effective internal control, vi. outsourcing of business processes; and vii. in general business consultancies from different industries.

During his professional career, he has led several audit or consulting works for different companies and industries. He has actively participated as an instructor in Colombia and abroad of courses, training, modules in diploma courses and specialisations.