Keystone
Profile updated November 4, 2026
#23of 65 management firms we track in Rancho Cucamonga · how we rank
3.5Google rating · market avg 3.7
22Google reviews · more than 70% of Rancho Cucamonga firms
HOA · Condoproperty types we list them for
Address800 N Haven Ave #300, Ontario, CA 91764
Phone(909) 297-2550
Websitekppm.com
Office hours
monday8 AM–5 PM
tuesday8 AM–5 PM
wednesday8 AM–5 PM
thursday8 AM–5 PM
friday8 AM–5 PM
saturdayClosed
sundayClosed
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Location and nearby firms
How Keystone compares in Rancho Cucamonga
| Keystone | Mesa Properties | Utopia Property Management | Inland Empire, CA | MGR Property Management | |
|---|---|---|---|---|
| Google rating | 3.5 stars | 4.7 stars | 4.8 stars | 4 stars |
| Google reviews | 22 | 402 | 264 | 152 |
| Property types | HOA, Condo | HOA | HOA | Condo |
| Website | Yes | Yes | Yes | Yes |
Frequently asked questions
What does Keystone manage?
Keystone appears in our directory for HOA and Condo management.
How is Keystone rated?
Keystone holds a 3.5 star Google rating across 22 reviews, compared with a 3.7 star average among the 65 management firms we track in Rancho Cucamonga. Google reviews often come from residents as well as board members.
Where is Keystone located?
Keystone is at 800 N Haven Ave #300, Ontario, CA 91764. Phone: (909) 297-2550.
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