SG/PRC Expands to a 2nd Office in Irwindale, California

May 20, 2026
A brick walkway lined with small trees leads to the entrance of a modern building with brick and concrete features.
A modern waiting room with blue cushioned chairs along the left wall, wood flooring, blue accent walls, and a reception desk on the right.
A courtyard with trees, brick planters, a small fountain, and seating areas surrounded by buildings.

We are happy to announce the official opening of our second location in the City of Irwindale, California

Seven people stand indoors in front of glass doors; one person holds oversized ceremonial scissors, suggesting a ribbon-cutting event.
Three people stand indoors, with the man in the center holding a framed certificate. A blue ribbon is stretched behind them, suggesting a ribbon-cutting or award ceremony event.

On Saturday, May 16, 2026, SG/PRC celebrated a significant milestone in its ongoing commitment to supporting the community.

Thirteen people in formal business attire stand outdoors on a brick walkway, posing for a group photo with trees and buildings in the background.

The SG/PRC Board of Directors and Executive Leadership Team held a ribbon cutting ceremony officially opening a beautiful second office location in the city of Irwindale, California. This location is set to improve accessibility for families and individuals with developmental disabilities living near the foothill areas. 

Three women in business attire stand together and smile for a photo at an indoor event with large windows and greenery outside.
Three women standing together and smiling at an indoor event, with tables and other people in the background.

SG/PRC will continue to operate as one regional center serving the growing San Gabriel/Pomona catchment area, which includes nearly 18,000 clients and approximately 600 staff members across both the Pomona and Irwindale offices. 

Illustration of a yellow and red phone receiver with sound waves next to a blue speech bubble containing three dots.

Phone numbers and email addresses for SG/PRC staff at the Irwindale office will remain the same as those currently used at the Pomona office.

If you have any questions or need to make an appointment, please call (909) 620-7722.

The new SG/PRC Office is located at:

4900 Rivergrade Road, Ste B120

Irwindale, CA 91706

Please note:

All mail should continue to be sent

to our Pomona office address at:

75 Rancho Camino Drive

Pomona, CA 91766.

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