The details on M Wolff Construction Corp
- WA L&I registration
- MWOLFWC771QN
- Registered as
- M WOLFF CONSTRUCTION CORP
- Registration checked
- September 14, 2026
- Registered since
- 2023
- Expires
- December 2027
- Contractor bond
- $30,000 · Nationwide Mutual Ins Co
- Liability insurance
- $1,000,000 · Western World Ins Co
- Insurance through
- November 2026
- Primary trade
- General Contractor
- L&I specialty
- GENERAL
- Registered principal
- Wolff, Mitchell Dean · since 2023
- Service area
- Spokane
Something here wrong or out of date? The business can claim this listing and correct it.
Questions worth asking M Wolff Construction Corp
Is M Wolff Construction Corp. a registered contractor?
Registration MWOLFWC771QN is the one to check, and it expires December 2027. It is M Wolff Construction Corp.'s, filed with Washington State L&I. That was current on the state record as of September 14, 2026 — the link on this page goes to the record itself. The same record shows a $30,000 contractor bond (Nationwide Mutual Ins Co) and $1,000,000 of liability insurance with Western World Ins Co through November 2026. Ask them to send the bond and insurance certificates over before the first day on site.
Where does M Wolff Construction Corp. work?
They list Spokane. Confirm your address is inside that when you ring — coverage moves around, especially in winter.
Why is M Wolff Construction Corp. listed here?
Every general contractor business licensed in the Spokane area gets a page here, and M Wolff Construction Corp. is one of them. 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.