The details on Mankash Roofing & Siding LLC
- WA L&I registration
- MANKARS741BF
- Registration checked
- September 7, 2026
- Registered since
- 2026
- Expires
- January 2028
- Contractor bond
- $30,000 · Nationwide Mutual Ins Co
- Liability insurance
- $1,000,000 · State National Ins Co Inc
- Insurance through
- November 2026
- Primary trade
- Roofing
- L&I specialty
- GENERAL
- Registered principal
- MANKASH, WILLIAM · since 2026
- Service area
- Spokane Valley
Something here wrong or out of date? The business can claim this listing and correct it.
Questions worth asking Mankash Roofing & Siding LLC
Is Mankash Roofing & Siding LLC a registered contractor?
Mankash Roofing & Siding LLC is registered with Washington State L&I under number MANKARS741BF, expiring January 2028. Checked against Washington's own record on September 7, 2026, and this page links straight to it. The same record shows a $30,000 contractor bond (Nationwide Mutual Ins Co) and $1,000,000 of liability insurance with State National Ins Co Inc through November 2026. Ask for proof of bond and current insurance before work starts.
Does Mankash Roofing & Siding LLC cover my part of Spokane?
Spokane Valley is what they cover. A crew close to you is the one that comes back for a warranty call, so it is worth asking how far out they really travel.
How did Mankash Roofing & Siding LLC end up on this page?
Mankash Roofing & Siding LLC is licensed and working in the Spokane area — that's the whole bar for a page here. The registration gets checked against the state's record and the date sits on this page, so you can judge how current it is.