Contractor Lookout is an independent website, not affiliated with CSLB or the State of California. This record comes from CSLB's public data file dated November 1, 2026 and may be out of date. Not a consumer report under the FCRA.

Armstrong Tree Service LLC: CSLB License #917238

Source: CSLB public data · Updated November 1, 2026 · CSLB's record

Active, no issues in CSLB file

Verify live status on CSLB's Instant License Check before hiring.

Verify live on CSLB Report an error / remove my address

The license is active with no suspension on record, though classifications, bonds and secondary flags still deserve a look.

License details

License number: 917238
Primary status: CLEAR · what this means
Business type: Limited Liability
Issued: June 9, 2008 (18 years)
Reissued: March 24, 2021
Expires: March 31, 2027
Classifications: C-61/D-49 Tree Service
Mailing address: P O Box 13046, South Lake Tahoe, CA, 96151
Phone: (530) 545-3504

Workers' compensation

Type: Workers' Compensation Insurance
Insurer: Insurance Company of the West
Policy number: WSA507800502
Effective: May 24, 2026
Expires: May 24, 2027

Confirm coverage with CSLB's insurer search. How to check workers' comp.

Contractor's bond

Surety: American Contractors Indemnity Company
Bond number: 100546763
Amount: $25,000
Effective: January 1, 2023

Bond of qualifying individual

Surety: Atlantic Specialty Insurance Company
Bond number: 800232092
Amount: $100,000
Effective: February 23, 2026

Status history

No changes recorded since we began tracking this license on November 1, 2026. We compare every weekly CSLB file and log changes to status, bonds, workers' comp and classifications here.

Data: CSLB Public Data Portal, file dated November 1, 2026. Status can change at any time. Verify on CSLB's Instant License Check. This site is not a consumer reporting agency under the FCRA; don't use it for employment, credit, insurance or housing decisions about an individual.