Florence Garnier, founder of MARKETING EFFICIENCY, started her consulting career in 2006. She has over 18 years of MarCom experience in France and abroad, in retail, financial services and automotive sectors. Her last position was at Renault’s as Advertising Manager Europe.

Renown for her pedagogy, and because of her great involvement in training, Florence teaches marketing and communication at MBA level at the ESG Management School.

She is also the author of “LE METIER D’ANNONCEUR”, published by VUIBERT, March 2012.

After graduating from the Ecole Superieure de Commerce of Bordeaux, in 2000 and a marketing training at the Owen Graduate School of Management USA, Guillaume Halphenstarted his career in the Automotive industry.
He has worked for over 10 years at Renault, at different marketing positions, in France and abroad. He has, for example, contributed to the conception of a communication strategy for the constructor, first at a network level, then, at the central level.
Today, he finds himself in the communication-consulting sector. For two years he has been in charge of consulting in a French consulting company, his role was oriented towards advertisers/agencies relationships performance optimization. He joined Marketing Efficiency in 2011, to support advertisers in setting up and implementing process and organizations to meet their strategic communication objectives.

With a master in management (Sorbonne, 2004) and a Musical and Interactive Marketing Certificate (Musician Institute, Hollywood, 2005), Nicolas Créquat spent two years training in the musical marketing and communication industry, in different labels in Los Angeles.

Nicolas Créquat started his collaboration with Florence GARNIER in September 2007 as a Marketing research analyst. He provides an added value in analyzing and summarizing client/agency relationships (Renault, Pages Jaunes, Yves Rocher, Nestlé, Reed Business…)