Complex sentence: In 2009, Valletta, along with business partners Armando Martin, Manny Fields and Enrique Arbelaez, founded XL Alliance, a cross-channel and cross-cultural marketing and strategy agency that is 100 percent minority owned.
Split into simpler sentences: In 2009, Valletta founded XL Alliance with Armando Martin, Manny Fields and Enrique Arbelaez. The company is a cross-channel and cross-cultural marketing and strategy agency and is 100 percent minority owned.