STATE OF CALIFORNIA
DEPARTMENT OF REAL ESTATE

In reviewing a licensee's information, please be aware that license discipline information may have been removed from a licensee's record pursuant to Business & Professions Code Section 10083.2 (c). However, discipline information may be available from the California Department of Real Estate upon submittal of a request, or by calling the Department's public information line at 1-877-373-4542.
The license information shown below represents public information. It will not reflect pending licensing changes which are being reviewed for subsequent updating. Although the business and mailing addresses of real estate licensees are included, this information is not intended for mass mailing purposes.
Some historical disciplinary action documents may not be in compliance with certain accessibility functions. For assistance with these documents, please contact the Department's Licensing Flag Section.

License information taken from records of the Department of Real Estate on 12/17/2025 12:24:46 AM

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License Type:	SALESPERSON
Name:	Castillo, Alex Z
Mailing Address:	775 MONTEREY BLVD SAN FRANCISCO, CA 94127
License ID:	01856037
Expiration Date:	09/08/25 - License Extension granted through 12/09/25
License Status:	LICENSED
Salesperson License Issued:	12/05/08
Former Name(s):	NO FORMER NAMES
Responsible Broker:	License ID: 01522223 Full Spectrum Properties Inc 338 HEALDSBURG AVENUE HEALDSBURG, CA 95448
Former Responsible Broker:	License ID: 01211348 Liebl, Dennis Kevin From 09/13/2024 to 10/17/2024
	License ID: 01522223 Full Spectrum Properties Inc From 09/12/2022 to 05/21/2023
	License ID: 01878277 eXp Realty of California, Inc. From 09/14/2021 to 09/11/2022
	License ID: 01995149 TCGSF Inc. From 09/09/2021 to 09/13/2021
	License ID: 01995149 TCGSF Inc. From 12/17/2020 to 06/02/2021
Comment:	NO DISCIPLINARY ACTION
	10/02/25 - RENEWAL EXTENSION TO 12/09/25 per doc note
	>>>> Public information request complete <<<<