Valhalla H.S. Grossmont Union High School District Project Details: COMPLETION DATE: March 2023 Replacement of classroom at Valhalla High School. BACK TO ALL PROJECTS Office 2870 Whiptail Loop East, Ste 225Carlsbad, CA 92010 Phone 760-512-1188 Fax 619-330-4834 General Contracting Lic #761852