Castle Defense
Also listed as: Complete Building Technology Services Inc
● Active — license status verified against CSLB public data as of November 6, 2026
| CSLB license | #1101091 |
|---|---|
| Classifications | C-10 — Electrical |
| Office of record | 1287 N Tustin St Anaheim, CA 92807 Address as listed in the CSLB record — the office of record, not a service-area claim. |
| Phone (CSLB record) | (949) 427-5151 |
| Contractor bond | $25,000 — American Contractors Indemnity Company |
| Workers' comp (CSLB record) | Workers' Compensation Insurance — Technology Insurance Company Inc |
| Business type | Corporation |
| License issued | February 2, 2023 |
| License expires | February 28, 2027 |
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Data source: CSLB public records as of November 6, 2026. License status can change at any time — verify live at CSLB before signing a contract.