I heard also that it was on Katella.
This might be it https://www.google.com/maps/place/Unified+Homes/@33.835214,-117.8559407,17z/data=!3m1!4b1!4m5!3m4!1s0x0:0x3793b1f8f0a1cec3!8m2!3d33.835214!4d-117.853752
Thank you both...that narrows it down.