The details on Coherent Plumbing
- WA L&I registration
- COHERP*755QL
- Registration checked
- July 27, 2026
- Registered since
- 2025
- Expires
- November 2027
- Contractor bond
- $6,000 · Travelers Casualty & Surety Co of America
- Liability insurance
- $300,000 · State National Ins Co Inc
- Insurance through
- November 2026
- Primary trade
- Plumbing
- L&I specialty
- RESIDENTIAL
- Registered principal
- PIKALOV, ALEKSANDR ANATOLYEVIC · since 2025
- Registered principal
- PIKALOV, EPHRAIM ALEKSANDROVIC · since 2025
- Registered principal
- PIKALOV, TIMOTHY ALEKSANDROVIC · since 2025
- Service area
- Spokane
Something here wrong or out of date? The business can claim this listing and correct it.
Questions worth asking Coherent Plumbing
Is Coherent Plumbing licensed in Washington?
Coherent Plumbing holds Washington State (L&I) contractor registration COHERP*755QL, expiring November 2027. We verified it against the state record on July 27, 2026, and you can check the same number on Washington's contractor lookup in about a minute. L&I also lists a $6,000 contractor bond (Travelers Casualty & Surety Co of America) and $300,000 of liability insurance with State National Ins Co Inc through November 2026. Ask for proof of bond and current insurance before work starts.
What areas does Coherent Plumbing serve?
Spokane. Service areas change, so confirm they cover your address when you call.
How did Coherent Plumbing end up on this page?
Coherent Plumbing is licensed and working in the Spokane area — that's the whole bar for a page here. We check that registration against the state's own record and date the check on this page, so you can see for yourself how current it is.