Since 1939

History

Relocated corporate office

Relocated corporate office to current Redwood Shores location.

Relocated corporate office
2001

Griffith Park Observatory

Amoroso was entrusted to expand and renovate the Griffith Park Observatory, a historic treasure originally built in the 1930s. Contract Value: $53,800,142.

Griffith Park Observatory
2006

New company mission statement

New company mission statement adapted, “Since 1939, Amoroso’s continued success is the result of our people and their passion for construction. We build lasting value for our clients and communities through our commitment to safety, workmanship and integrity.”

New company mission statement
2007
 
"The success of the project is due to the collaborative and proactive approach by S. J. Amoroso and the entire project team. The results can be seen in the equality of construction, adherence to schedule, and commitment to safety while meeting the State's goals for the project… This is the third competitively bid construction project our office has successfully completed with S. J. Amoroso and would highly recommend them." Diane Elliott, Project Director III ~ Department of General Services
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Northern California
1875 S. Grant Street, Suite 200
San Mateo, CA 94402
P 650 654 1900
F 650 654 9002
Southern California
2600 Michelson Drive, Suite 600
Irvine, CA 92612
P 714 433 2326
F 714 433 2329
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Printed: August 12, 2026 Page: www.sjamoroso.com/history.htm?Decade=2000