Daughter of a painter and architect under the family names Serrano de la Piedra, Valentina graduated with studies in Industrial Design at the Ibero-American University where she actively participated in the league of Students and created a Child Creativity Program to support the children of campus teachers and employees. Valentina was selected to participate in the International Seminar on Jesuit University Students at the University of California San Francisco, where she studied the specialty of Communication Arts.

Valentina worked as a designer for five years and created the children's character "Makiko" in collaboration with Toys Matell and Television Program "In Family" (achieving sales of over one million copies in the Republic of Mexico). In 1985, after the birth of her second child Florencia, Valentina studied formal watercolor under the recognized teachers Alicia Leiva and Manuel Arrieta.  

In 1990 Valentina moved with her family to Houston, Texas and ultimately became Executive Director of the Mexican Cultural Institute and later served as Chair of the Board of Directors. For many years Valentina collaborated with Studio 95 in the former Transco (now Williams) Tower and taught art to underprivileged students at Thomas Pilgrim Elementary School.

Valentina is an active member of the Watercolor Society of Houston, has collaborated with the Houston Museum of Fine Arts, the Glassell School, and the Art League of Houston. She has participated in numerous workshops and seminars of painting and sculpture and has been significantly influenced by teaching artists such as Willi Wang, Keiko Yakusoa and Duncan Simon, Guan Weixing, Stephen Quilt, Sally Bobbit, and Caroline Anderson.     

Valentina has exhibited her work individually in numerous exhibitions sponsored by the PanAmerican University, the House of Culture Delegation Benito Juarez,   Gallery Group Santorini,, Gallery Aztecs, Club San Angel, Mexico de Consulate General in Houston, Bunker Hill City Hal,l with Federal agencies such as NASA and the Immigration and Naturalization Service, and has collaborated in more than one hundred joint exhibitions in the Hall of Watercolor, the Museo del Carmen, the Gallery of the Society of Watercolor in Houston, and galleries at Bank of America and Transco Tower.   For ten consecutive years Valentina was accepted at the Fair's art college where she earned numerous awards and medals and annually sold up to forty works of art.

Valentina has been commissioned to prepare murals for Houston public facilities such as Las Alamedas restaurant and Chapelwood United Methodist Church. In the fall of 2007 Valentina was commissioned to prepare a painting for President Felipe Calderon of Mexico, which was presented on November 2008. Valentina's works are displayed in various galleries and are found in many private collections. For Valentina, the core of painting is to identify and translate an emotion.