The details on Black Widow Construction LLC
- WA L&I registration
- BLACKWC771NQ
- Registration checked
- July 27, 2026
- Registered since
- 2023
- Expires
- February 2028
- Contractor bond
- $30,000 · Nationwide Mutual Ins Co
- Liability insurance
- $1,000,000 · State National Ins Co Inc
- Insurance through
- February 2027
- Primary trade
- General Contractor
- L&I specialty
- GENERAL
- Registered principal
- Castaneda, Juan M · since 2023
- Service area
- Spokane
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Questions worth asking Black Widow Construction LLC
Is Black Widow Construction LLC licensed in Washington?
Black Widow Construction LLC holds Washington State (L&I) contractor registration BLACKWC771NQ, expiring February 2028. 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 $30,000 contractor bond (Nationwide Mutual Ins Co) and $1,000,000 of liability insurance with State National Ins Co Inc through February 2027. Ask for proof of bond and current insurance before work starts.
What areas does Black Widow Construction LLC serve?
Spokane. Service areas change, so confirm they cover your address when you call.
How did Black Widow Construction LLC end up on this page?
Black Widow Construction LLC 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.