About Us

Marisela Davalos

With a degree in laboratory and food science, Marisela Davalos discovered her passion for culinary innovation. She thrives in creative collaboration, working hand-in-hand with chefs and mixologists to reimagine traditional food and drinks. Her scientific background fuels her drive to explore every possibility, bringing a fresh perspective to the art of hospitality.

Jhonnathan Zamudio

Restaurateur & Champion Boxer

Co-Owner and CEO of 19Seventy at the Ovalo

Jhonnathan Zamudio is a proven leader in restaurant operations, with a distinguished career in the hospitality sector marked by the successful creation and management of several notable dining establishments.

• Associate’s degree in general studies from San Francisco City College.
• ​Sommelier Certificate from the Court of Master Sommeliers
• Recognized Tequila and Mezcal Expert, reflecting his commitment to continuous learning and excellence in the culinary arts

Zamudio’s expertise includes strong organizational and communication skills, proficiency in workflow design, and a deep understanding of scheduling and point-of-sale systems from both implementation and operational perspectives. Bilingual in Spanish and English, his ability to connect with diverse teams and clientele has been instrumental to his success.

From the Boxing Ring to the Boardroom

Before launching his hospitality career, Jhonnathan Zamudio arrived in San Francisco 20 years ago with a dream of becoming a professional boxer. He proudly represented the Bay Area, competing in 10 professional fights—including six nationally televised bouts—and earned a championship title under the Global Boxing Organization (GBO). He fought four times under Oscar De La Hoya’s Golden Boy Promotions and trained alongside several world champions, including Robert “The Ghost” Guerrero, Amir Khan, Brandon Rios, and Antonio Margarito.

His fighting spirit, discipline, and dedication continue to shape his approach to business and leadership today.