Contact Us Contact Address: 6747 Sierra St. Suite J Dublin CA 94568 Direct 510-725-7805 fax : (925) 463-4824 Email: Aguilaralexm@gmail.com Contact Form Name Email Phone Message Send Message Our service area includes Alameda, Contra Costa, Santa Clara, and San Joaquin County Warranty information Labor Warranty – 27 year warranty on the labor and installation of the paving stones against bucking or shifting. Family-owned since 1995 Contractor’s License Number 705911 / Bond # SS109571