Contractor History
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Registered Washington contractor, based in LIVERMORE, CA

G.S.E. CONSTRUCTION CO INC

Registered in Washington for 2 years

License number
GSECOCC769OT
UBI
602851835
Trade
General contractor(all general contractor contractors in Washington)
L&I license type and specialty
CONSTRUCTION CONTRACTOR · GENERAL
Business address
LIVERMORE, CA
Phone
(925) 447-0292

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Current verification

  • Found: Active Washington contractor registration
  • Found: Current liability insurance record found
  • Found: No Attorney General complaint records found
  • Review: No current bond record located; L&I does not publish savings assignments
  • Review: 7 changes to this record since our records began

From the state records below; each section shows its source and when it was last synced.

Registration

Status
ACTIVE
Effective date
October 15, 2024
Expiration date
October 15, 2028

Source: L&I Contractor License Data - General, Washington State Department of Labor & Industries. Last synced October 14, 2026.

Bond

Current bond

No current bond record located in the state's bond dataset.

L&I also accepts an assignment of a savings account in place of a bond. The state does not publish those in its open data, so this page cannot show one; L&I's Verify a Contractor tool does.

Bond history

  • Bond company
    Fidelity & Deposit Co of MD
    Bond number
    9451315
    Amount
    $30,000
    Effective date
    June 10, 2024
    Expiration date
    Until canceled

    Not in L&I records since October 22, 2026.

Source: L&I Contractor License Data - Bond, Washington State Department of Labor & Industries. Last synced October 22, 2026.

Liability insurance

Current policy

  • Carrier
    Hartford Fire Ins Co
    Policy number
    40UENOI7022
    Coverage amount
    $2,000,000
    Effective date
    October 1, 2026
    Expiration date
    October 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 22, 2026.

People

Principals L&I lists for this license.

  • GUITEREZ, DENNIS ORLANDOSince July 12, 2024
  • MAZZA, STEPHEN ALBERTSince July 12, 2024
  • SOSA, IRIS MSince July 12, 2024
  • HART, WILLIAM RICHARDSince October 15, 2024
  • JONES, NATHAN RYANSince October 15, 2024

Source: L&I Contractor License - Principal Data, Washington State Department of Labor & Industries. Last synced October 22, 2026.

Attorney General complaints

No Attorney General complaint records found.

Matched on business name and city: GSE CONSTRUCTION in LIVERMORE. 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 22, 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.

  • October 22, 2026Current bond company: Fidelity & Deposit Co of MD → Not on record
  • October 14, 2026Current insurance policy number: Not on record → 40UENOI7022
  • October 14, 2026Current insurance carrier: Not on record → Hartford Fire Ins Co
  • October 14, 2026Current bond company: Not on record → Fidelity & Deposit Co of MD
  • October 14, 2026Suspension date: October 1, 2026 → Not on record
  • October 14, 2026Expiration date: October 15, 2026 → October 15, 2028
  • October 14, 2026Registration status: SUSPENDED → ACTIVE

Sources

Record last synced October 14, 2026.

Check this record against the state directly on L&I's Verify a Contractor page (search by license number GSECOCC769OT).