Cannabis cultivators in San Mateo County, California
2 companies hold an active California cultivator licence with premises in San Mateo County.
ⓘ The 2 companies below are ordered by the earliest issue date among their currently active California licences. That date does not prove continuous operation, common ownership, experience, or quality, and it is not a score. No company here has been reviewed against the five criteria; three of those need documents only the supplier can provide.
| # | Company | Earliest active licence | Active licences | Type |
|---|---|---|---|---|
| 1 | half moon grow inc. | 2019 | 5 | Medium Mixed-Light Tier 1, Processor, Small Mixed-Light Tier 1 |
| 2 | Half Moon Grow, Inc. | 2023 | 1 | Nursery |
ⓘ Reproduced from the California DCC licence search, retrieved August 12, 2026.