Castor Blanco Construction is an A licensed Engineering Contractor in the State of California. We are a Female owned company with a focus in Structural Concrete. Our Founders have Civil & Environmental Engineering backgrounds allowing us to take on complex projects. Our skillset covers everything below and outside of a structure including Foundations, Structural Walls, Storm Drains, Bench Drains, Culverts, Curb & Gutter, Bridge Abutments and Flatwork.