Constantine is a Fellow member of the Association of Charted Certified Accountants (FCCA), and has more than 16 years of working experience in a number of multinational organizations such as WPP, PWC, Fortis, SAIPEM, and Bernhard Schulte Ship-management. He has gained significant experiences in Strategy, Finance, Business Development, Risk Management, and People Management either through his organic positions held, or via the multinational organizations he has consulted in the markets of UK, Greece, India, Indonesia, Nigeria and Cyprus. He has acquired significant market experience and knowledge of the Maritime industry through his Advisory roles with PWC consulting major Ship Owners, as well as during his tenure as a Finance Director for BSM Greece.