Celebrating 25 Years of Fiesta – Since 2001 Fiesta was founded in 2001 when Isidro Ortiz, an immigrant from Michoacán, Mexico, decided to bring his mother Teresa’s culinary gift to life. What started as a small family-run restaurant—where 80% of the staff were relatives—has grown into a beloved part of the Tri-Cities community. As we approach our 25th anniversary in 2026, our mission remains the same: to serve authentic, flavorful Mexican food made with the freshest ingredients and warm