OPTIMAL BACKFLOW LLC is shown as ACTIVE, under PLUMBING CONTRACTOR, in Lynnwood, Washington.
License status: ACTIVE
Record check: ✓ No adverse status shown
The available licensing record does not show a suspension, expiration, or other adverse status.
| License status | ✓ Yes |
| Address | ✓ Yes |
| Phone | ✓ Yes |
| License Type | ✓ Yes |
| License expiration | ✓ Yes |
| Insurance record | ✓ Yes |
| Bond record | ✓ Yes |
This check shows which key information is available in the licensing record. It does not guarantee a contractor's workmanship, reliability, financial condition, or safety.
Affiliate Disclosure: We may earn a commission if you use some links on this page, at no additional cost to you.
The recorded license type is PLUMBING CONTRACTOR. This identifies the broader license category shown in the database.
The database shows the license status as ACTIVE. The recorded license number is OPTIMBL743JC. The recorded effective date is April 6, 2026. The listed expiration date is April 6, 2028. The business identifier recorded in the database is 605981271.
The database lists BACKFLOW SPECIALTY as a specialty. These fields provide additional information about particular services or work areas and are separate from the broader license type.
The business is recorded as a Limited Liability Company. An LLC is a separate business entity that generally provides limited liability protection to its owners.
The recorded business location is Lynnwood, Washington. The database lists the address as 18606 52ND AVE W, APT 225. The listed phone number is (206) 569-8603.
The licensing record lists NO, SEAN SEAWON as the principal associated with this contractor. This wording reflects the database field and does not assume that the person is the owner or director.
The listed insurance company is United Financial Casualty Comp. The policy or reference number is Policy: PGR973427641. The contractor's record lists an insurance coverage Amount: 1,000,000. Coverage is recorded as Effective: 04/06/2026. The record lists coverage Expires: 04/06/2027.
This record lists Nationwide Mutual Ins Co as the bond company, with Account: 7901212979 and a bond Amount: 6000. The bond became Effective: 04/06/2026, and is listed as Expires: Until Canceled.
Last checked / data updated: September 2026
This information is based on a licensing record and is provided for reference purposes. Licensing status, expiration dates, classifications, insurance, bond information, and other details may change.
Please verify the current information with Washington Department of Labor and Industries before hiring a contractor.
Reviews: Reviews submitted by users are displayed separately from licensing records and do not represent verification of a contractor's qualifications.
No reviews yet. Be the first to share your experience with this contractor.
Share your own experience with this contractor. Reviews are checked before they are published.
The available database record lists OPTIMAL BACKFLOW LLC as ACTIVE. Check with the relevant state licensing authority for the latest official status.
OPTIMAL BACKFLOW LLC is listed in Lynnwood, Washington in the available contractor record.
The recorded license type is PLUMBING CONTRACTOR.
The recorded expiration date is April 6, 2028. This date should be confirmed with the state licensing authority because records can change.
The license number in the available record is OPTIMBL743JC.
The phone number listed in the record is (206) 569-8603.
Get connected with local contractors for your project.
Get a Free Estimate