Alfonso
Espinosa

Citi, Pronaca, Banco del Pacífico, Produbanco, Ace Seguros, Andes Petroleum, Arca, Avon, Banco del Pichincha, Bayer, Belcorp, Boehringer, Toyota, Celistic, CNT, Colgate Palmolive, DePrati, Emap, Emaseo, Sipec, Fybeca, General Motors, Glaxo, Grunenthal, Halliburton, Beckard, Inalecsa, Indurama, Toni Corp, Jabonería Wilson, KFC, Mondelez, La Fabril, La Moderna, Centurylink, Mapfre, Marathon Sports, Maresa, Mead Johnson, Metropolitan Touring, Movistar, Adidas, Puma, Nike, Mutualista Pichincha, Nature Sunshine, Nestlé, Netlife, Novartis, OCP, Paco, Produbanco, Repsol, Roche, Sanofi Aventis, Schneider, Seguros Oriente, Shrwing Williams, Siemens, Simed, Sumesa, Takeda, Unilever, Vitapro, Yanbal