About Castle Management Company
Castle Management Company is a San Ramon firm managing apartment complexes, single-family homes, condos and commercial, office and retail property across Contra Costa, Alameda and other Bay Area counties.
Written by our team from the company's Google listing and website.
At a glance
Property types
- Multifamily
- Single-family homes
- Condominiums
- Commercial
- Office
- Retail
- Industrial
Services
- Tenant screening
- Marketing
- Leasing
- Rent collection
- Maintenance
- Inspections
- Financial reporting
Areas served
- Antioch
- Bay Area
- Castro Valley
- Concord
- Contra Costa County
- Danville
- Dublin
- El Cerrito
- Hayward
- Lafayette
- Martinez
- Pittsburg
- Pleasanton
- Pleasant Hill
- Richmond
- San Pablo
From the company's website, checked 2026-10-20.
Office and hours
12885 Alcosta Blvd # A, San Ramon, CA 94583
| Monday | 8:00 AM – 5:00 PM |
| Tuesday | 8:00 AM – 5:00 PM |
| Wednesday | 8:00 AM – 5:00 PM |
| Thursday | 8:00 AM – 5:00 PM |
| Friday | 8:00 AM – 5:00 PM |
| Saturday | Closed |
| Sunday | Closed |
Hours from Google. Call ahead to confirm.
Google rating
Topics reviewers mention
- Tenant relations 5
- Reliability 4
- Deposit 3
- Maintenance issues 3
- Appliance 2
- Responsible 2
- Property care 2
- Responsiveness 2
- Issue resolution 2
- Vendor relations 2
Source: Google. Newest review 2026-01-15. We show counts only, never review text. Read the reviews on Google
License
- Status
- License Confirmed
- DRE license number
- #01101190
- License type
- Broker (active)
- Expires
- 2030-07-13
Source: California Department of Real Estate public license file. License Confirmed means a clear match between this listing and an active license. Look up any license on the DRE website
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Castle Management Company
This company
San Ramon's typical asking rent was $3,121 in September 2026 (+6.2% in a year, Zillow). See the San Ramon rental market