Washington contractor
RATHKE MECHANICAL LLC
Registered in Washington for 5 years
- License number
- RATHKML799MG
- UBI
- 603457021
- Trade
- Plumbing(all plumbing contractors in Washington)
- L&I license type and specialty
- PLUMBING CONTRACTOR · JOURNEY LEVEL
- City
- BAINBRIDGE ISLAND, WA(all contractors in Bainbridge Island)
- Phone
- (360) 316-9453
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
- Review: 1 other license record under the same UBI
From the state records below; each section shows its source and when it was last synced.
Registration
- Status
- ACTIVE
- Effective date
- July 22, 2021
- Expiration date
- July 22, 2027
Source: L&I Contractor License Data - General, Washington State Department of Labor & Industries. Last synced October 7, 2026.
Related licenses
One other license number is registered under the same UBI, 603457021. A UBI identifies one business with the state; a business may hold more than one license, renew under a new number, or register a new license after an earlier one closed.
- RATHKE MECHANICALEXPIRED
License RATHKM*851BN · CONSTRUCTION CONTRACTOR · January 15, 2015 to January 15, 2023 · suspension date January 13, 2022
Source: L&I Contractor License Data - General, Washington State Department of Labor & Industries. Last synced October 7, 2026.
Bond
Current bond
- Bond company
- NORTH RIVER INSURANCE COMPANY THE
- Bond number
- 46CF800407
- Amount
- $6,000
- Effective date
- July 22, 2021
- Expiration date
- Until canceled
Source: L&I Contractor License Data - Bond, Washington State Department of Labor & Industries. Last synced October 9, 2026.
Liability insurance
Current policy
- Carrier
- Highlander Specialty Insurance
- Policy number
- RCIP-0001461-00
- Coverage amount
- $1,000,000
- Effective date
- July 24, 2026
- Expiration date
- July 24, 2027
Insurance history
- Carrier
- Scottsdale Ins Co
- Policy number
- RBS0334060
- Coverage amount
- $1,000,000
- Effective date
- May 15, 2026
- Expiration date
- May 15, 2027
- Cancellation date
- August 3, 2026
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.
- RATHKE, FRITZ AJuly 2, 2021 to September 19, 2026
- RATHKE, NANCY SUEJuly 14, 2021 to September 19, 2026
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: RATHKE MECHANICAL in BAINBRIDGE ISLAND. 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 RATHKML799MG).