Since 1939

History

Ownership change

Dana McManus and Paul Mason acquired Amoroso and became sole owners of the company.

Ownership change
1995

New United Manufacturing Motors, Inc.

New United Manufacturing Motors, Inc.: Largest project of the decade $78,000,000. In today’s dollars that project would be worth $122,000,000.

New United Manufacturing Motors, Inc.

Ranked by ENR top 25 in Education.

Amoroso #11 earning  $128,000,000 in revenue.

Ranked by ENR top 25 in Education.
1998

Disney's California Adventure

Began Construction on Disney’s California Adventure Bugs Life Theater, Winery Theater and Circle of Life Theater.

Disney's California Adventure
1999
 
"S. J. Amoroso has performed in a highly professional manner throughout the progress of the job. They have brought knowledge, experience, integrity and a proven track record to our project. They have provided good supervision, quality control and as shown an in depth knowledge of construction. They have met all the scheduled milestones. They have provided value engineering for the District's gain. Safety on the project has been outstanding; the project has zero incidents to date. S. J. Amoroso has established good working relations and communication with the District, Inspection, the Primary Center's Principal, the community and this office." Ray Gartsman, OAR II ~ Contract Professional, Los Angeles Unified School District.
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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=1990