Guerreau was previously a vice president at L’Oréal USA, and was in charge of finance for North American manufacturing operations, as well as plant expansions and manufacturing cost optimization projects. He has held a number of strategic positions within the L’Oréal management team over the years, including stock strategy, and long term supply of finished goods. His specialties include team leadership, organizational development, financial planning and analysis, budget development staff, management, change management and process improvement.
Guerreau has worked with global companies present in nearly 35 countries with employees across six continents. He held CFO, business development, and president and CEO roles in various industries. Guerreau has been part of forward-thinking industrial solutions that anticipate client needs in terms of profitability, safety and compliance with environmental standards.