Registered Washington contractor, based in BENICIA, CA
UNDERGROUND CONST CO INC
Registered in Washington for 27 years
- License number
- UNDERCC016D2
- UBI
- 601904832
- Trade
- General contractor(all general contractor contractors in Washington)
- L&I license type and specialty
- CONSTRUCTION CONTRACTOR · GENERAL
- Business address
- BENICIA, CA
- Phone
- (707) 908-0212
Current verification
- Found: Active Washington contractor registration
- Found: Current bond record found
- Found: Current liability insurance record found
- Found: No Attorney General complaint records found
From the state records below; each section shows its source and when it was last synced.
Registration
- Status
- ACTIVE
- Effective date
- March 22, 1999
- Expiration date
- August 30, 2028
Source: L&I Contractor License Data - General, Washington State Department of Labor & Industries. Last synced October 7, 2026.
Bond
Current bond
- Bond company
- Federal Ins Co
- Bond number
- 81634830
- Amount
- $30,000
- Effective date
- July 1, 2024
- Expiration date
- Until canceled
Bond history
- Bond company
- Federal Ins Co
- Bond number
- 81634830
- Amount
- $12,000
- Effective date
- March 16, 2001
- Expiration date
- July 1, 2024
Source: L&I Contractor License Data - Bond, Washington State Department of Labor & Industries. Last synced October 9, 2026.
Liability insurance
Current policy
- Carrier
- Old Republic Ins Co
- Policy number
- MWZY31309326
- Coverage amount
- $5,000,000
- Effective date
- June 1, 2026
- Expiration date
- June 1, 2027
L&I publishes only the policy currently on file. Earlier policies are kept from our own nightly syncs, which began October 6, 2026.
Source: L&I Contractor License Data - Insurance, Washington State Department of Labor & Industries. Last synced October 9, 2026.
People
Principals L&I lists for this license.
- BRADSHAW, GEORGE RICHARDSince July 12, 2004
- RONCO, CHRISTOPHER JSince July 12, 2004
- HADDOX, JAMES HSince August 30, 2010
- O'BRIEN, PETER BSince August 13, 2012
- TINSLEY, JEFFREY ALLENSince August 13, 2012
- CURRY, JAMES HOWARDJanuary 1, 1980 to August 13, 2012
- ROBINSON, HARRY THOMASJanuary 1, 1980 to August 13, 2012
- BARR, LYNN EDWINMarch 22, 1999 to July 12, 2004
- SHONE, RICHARD RAYMONDMarch 22, 1999 to August 13, 2012
- TALBOT, ANN-MARIEMarch 22, 1999 to August 13, 2012
- DARNELL, PATRICIA-COMBSAugust 1, 2002 to July 12, 2004
- GRINDSTAFF, NICHOLAS MAugust 30, 2010 to August 13, 2012
- JENSEN, DERRICK AAugust 30, 2010 to August 13, 2012
- MERCALDI, VINCENT AAugust 30, 2010 to August 13, 2012
- POOL, TANA LAugust 30, 2010 to August 13, 2012
Source: L&I Contractor License - Principal Data, Washington State Department of Labor & Industries. Last synced October 9, 2026.
Attorney General complaints
No Attorney General complaint records found.
Matched on business name and city: UNDERGROUND CONST in BENICIA. Complaints filed under another name or city are not included.
A complaint record does not establish that the business violated the law.
Source: Attorney General Consumer Complaints, Washington State Attorney General's Office. Last synced October 9, 2026.
Record history
Changes to this contractor's state records since we began tracking them. The state's current-status tools do not show these.
No changes recorded since our records began on October 6, 2026.
Sources
- L&I Contractor License Data - General, Washington State Department of Labor & Industries
- L&I Contractor License Data - Bond, Washington State Department of Labor & Industries
- L&I Contractor License Data - Insurance, Washington State Department of Labor & Industries
- L&I Contractor License - Principal Data, Washington State Department of Labor & Industries
- Attorney General Consumer Complaints, Washington State Attorney General's Office
Record last synced October 7, 2026.
Check this record against the state directly on L&I's Verify a Contractor page (search by license number UNDERCC016D2).