Public CSLB records

A M P Tree Service INC, C-61/D-42 Non-Electrical Sign Installation in Upland, CA

License #535561·Corporation·Upland, San Bernardino County
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Summary

A M P Tree Service INC operating as a corporation holds California contractor license #535561, which is currently expired (lapsed Apr 30, 2026) and not valid to contract until it is renewed. First issued in 1988, the license has been on the CSLB roster for 38 years. It carries 2 CSLB classifications: C-61/D-42 Non-Electrical Sign Installation and C-61/D-49 Tree Service Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and active workers' compensation coverage from Ace American Insurance Company. The business is based in Upland, in San Bernardino County, California.

Business Information
Address
202 N Loma Pl
Upland, CA 91786
License Details & Classifications
License Number
535561
Issued
Jul 19, 1988
Status
CLEAR
Expires
Apr 30, 2026
Entity
Corporation
Financial & Insurance Coverage
Contractor Bond
Surety
American Contractors Indemnity Company
Bond Number
SC1016368
Effective
Jan 1, 2023
Status
Active
Workers' Compensation
Coverage
Leasing Firm, Temp Agency, etc
Carrier
Ace American Insurance Company
Policy Number
C73869857
Effective
Dec 1, 2025
Expires
Dec 1, 2026
Alert

This contractor has a compliance issue in its public CSLB record:

  • License expired
License StatusInactive / Expired
Contractor BondOn file
Workers' CompensationActive

An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this

Frequently asked questions
Is A M P Tree Service INC licensed in California?

A M P Tree Service INC previously held California Contractors State License Board license number 535561, but the license expired on April 30, 2026 and is not currently valid. It was first issued on July 19, 1988.

What does A M P Tree Service INC specialize in?

A M P Tree Service INC is licensed for 2 CSLB classifications: C-61/D-42 Non-Electrical Sign Installation and C-61/D-49 Tree Service Contractor.

Where is A M P Tree Service INC headquartered?

A M P Tree Service INC is headquartered at 202 N Loma Pl, Upland, CA 91786, in San Bernardino County, California.

Does A M P Tree Service INC have an active surety bond on file with CSLB?

Yes. A M P Tree Service INC has an active California contractor surety bond filed with American Contractors Indemnity Company.

Does A M P Tree Service INC carry workers' compensation coverage?

Yes. A M P Tree Service INC carries active workers' compensation coverage through Ace American Insurance Company.

How do I verify A M P Tree Service INC's contractor license?

You can verify A M P Tree Service INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=535561.

Activity Timeline
  1. License issuedJul 19, 1988
  2. Bond activeJan 1, 2023
  3. WC coverage startsDec 1, 2025
  4. License expiredApr 30, 2026
  5. WC expiresDec 1, 2026
Other contractors in San Bernardino County
California lien & payment resources

Working a California job with A M P Tree Service INC, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.

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