Registered Washington contractor, based in LAKE OSWEGO, OR
DELAVAN CONTRACTING SERV LLC
First registered in Washington on October 9, 2024
- License number
- DELAVCS765PH
- UBI
- 605401601
- Trade
- General contractor(all general contractor contractors in Washington)
- L&I license type and specialty
- CONSTRUCTION CONTRACTOR · GENERAL
- Business address
- LAKE OSWEGO, OR
- Phone
- (503) 329-1974
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Current verification
- Found: No Attorney General complaint records found
- Review: Registration is not currently active
- Review: Registration appears to be expired
- Review: 1 change 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
- EXPIRED
- Effective date
- October 9, 2024
- Expiration date
- October 9, 2026
- Suspension date
- July 4, 2026
Source: L&I Contractor License Data - General, Washington State Department of Labor & Industries. Last synced October 11, 2026.
Bond
L&I does not publish bond records for contractors with EXPIRED status.
Source: L&I Contractor License Data - Bond, Washington State Department of Labor & Industries. Last synced November 11, 2026.
Liability insurance
L&I does not publish liability insurance records for contractors with EXPIRED status.
Source: L&I Contractor License Data - Insurance, Washington State Department of Labor & Industries. Last synced November 11, 2026.
People
Principals L&I lists for this license.
- DELAVAN, ROBERTSince October 8, 2024
- SEMINARA, JAMES PHILIPSince October 8, 2024
Source: L&I Contractor License - Principal Data, Washington State Department of Labor & Industries. Last synced November 11, 2026.
Attorney General complaints
No Attorney General complaint records found.
Matched on business name and city: DELAVAN CONTRACTING SERV in LAKE OSWEGO. 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 November 11, 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 11, 2026Registration status: SUSPENDED → EXPIRED
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 11, 2026.
Check this record against the state directly on L&I's Verify a Contractor page (search by license number DELAVCS765PH).