He currently serves as Executive Creative Director and co-founder of Castillo de If Central America. He has more than 24 years of experience in the advertising industry across Central American and South American markets. Today, his company, Castillo de If, is recognized as the most awarded local international advertising agency from 2016 to 2025.

Oscar H. has received over 164 international and local creative and strategic awards, including some of Latin America’s most prestigious festivals such as Echo, Fiap, Saniss, Eagle Awards, Caracol de Plata, Ojo de Iberoamérica, Festival Caribe, Festival de Antigua, WINA, and FEPI. He has also served as a jury member in multiple categories at these festivals.

Throughout his extensive career, he has led communications for a wide range of brands including LG, PepsiCo, Toyota, Bayer, Banco G&T Continental, Coca-Cola, Cementos Progreso, Puma Energy, Frito-Lay, L’Oréal, Nissan, Johnson & Johnson, CMI, Luminova Pharma Group, and Cadbury Adams.