Clear

SHAMROCK DEVELOPMENT & CONSTRUCTION INC

License #892492LivermoreCorporationLicensed since March 12, 2007

License

Status
CLEAR
First issued
March 12, 2007
Expires
March 31, 2027
Entity
Corporation
Address of record
289 WRIGHT BROTHERS AVENUE, Livermore, CA 94551
Phone of record
(925) 294 8307

Contractor bond

Surety
WESTERN SURETY COMPANY
Bond number
70212852
Amount
$25,000
Effective
January 1, 2023

Workers’ compensation

Carrier
HARTFORD ACCIDENT AND INDEMNITY COMPANY
Policy number
57WEAAS4SW1
Effective
June 1, 2022
Expires
June 1, 2027

Are they licensed for your job?

A California contractor may only contract for work their classification covers. Pick the job and this reads the license on file against it.

Licensed to perform

A contractor may only contract for work within their classifications. See all 60 licensed general engineering contractors in Livermore.

People on this license

NameTitleSinceThrough
CALLAHAN RYAN MICHAELResponsible Managing Officer/Chief Executive Officer/PresidentSeptember 12, 2007Current
CALLAHAN RYAN MICHAELResponsible Managing OfficerMarch 12, 2007September 12, 2007

Verified status badge

Put this on your website or in a bid packet. It reads the state’s record live every time someone loads it, so it is never a screenshot of a good day. Free, and you don’t need to claim this listing to use it.

SHAMROCK DEVELOPMENT & CONSTRUCTION INC — California contractor license #892492 status, verified against CSLB records
<a href="https://bookofbuilders.com/license/892492" target="_blank" rel="noopener">
  <img src="https://bookofbuilders.com/badge/892492.svg" alt="SHAMROCK DEVELOPMENT & CONSTRUCTION INC — California contractor license #892492 status, verified against CSLB records" width="268" height="76">
</a>

The badge shows whatever the CSLB record says — including a suspension or lapsed coverage. There is no paid version and no way to change what it displays. That is what makes it worth showing. The same data as JSON if you’d rather build your own.

Is this your license?

Claim this page to add your photos, description, service area and contact details. The state’s record above stays exactly as it is — claiming adds to a page, it never edits or hides anything the CSLB reports.

Source: California Contractors State License Board public records. Coverage lapse is evaluated against today’s date; all other fields reflect the latest weekly CSLB file. Confirm at the CSLB’s official record before signing a contract.