Mendoza has exhibited his artworks in museums and galleries in Argentina, Brazil, Chile, Costa Rica, Cuba, England, France, Germany, Mexico, Netherlands, Peru, Romania, Spain, Switzerland, and United States.

Participating artists included: Nelson Álvarez, Diego Anaya, Ed Andrade, Pablo Caviedes, Franck de las Mercedes, Wildriana del Jesús Paulino, Darwin Erazo, Alex “Fdez” Fernández, Julia Justo, Carlos Jesús Martínez Domínguez-FEEGZ, Ricardo Llano, Rafaela Luna, Paola Martínez, Alexis Mendoza, Yani Monzón, Naivy Pérez, Yumarlis Rodríguez, Moses Ros, Luis Stephenberg and José Luis Tejeda.

[16][17][18][19] In 2021 Mendoza co-curated with Anderson M. Pilgrim the exhibition "Social Reckoning" at the Abrazo Interno Gallery and Teatro Latea both located at the Clemente Soto Velez Cultural and Educational Center.

Participating artists included: Carla Armour, Diogenes Ballester, Tanda Francis, Michael Kelly Williams, Ademola Olugebefola, TAFA, Nelson Álvarez, Ed Andrade, Diego Anaya, Pablo Caviedes, Wildriana de Jesús Paulino, Franck de las Mercedes, Darwin Erazo, Alex “Fdez” Fernández, Julia Justo, Rafaela Luna, Yani Monzón, Naivy Pérez, Moses Ros, and José Luis Tejeda.

Mendoza is also the author of the books Latin America, The Culture and the New Men; Objective Reference of Painting: The Work of Ismael Checo, 1986-2006; and Reflections: The Sensationalism of the Art from Cuba,[23] all three published by Wasteland Press.