The details on Mario & Son Inc
- WA L&I registration
- MARIOSI052O7
- Registered as
- MARIO & SON INC
- Registration checked
- July 27, 2026
- Registered since
- 1995
- Expires
- February 2027
- Contractor bond
- $30,000 · Travelers Cas and Surety Co of America
- Liability insurance
- $1,000,000 · Employers Mutual Casualty Co
- Insurance through
- February 2027
- Primary trade
- General Contractor
- L&I specialty
- GENERAL
- Service area
- Liberty Lake
- Phone
- (509) 536-6079
- Website
- marioandson.com
Something here wrong or out of date? The business can claim this listing and correct it.
Questions worth asking Mario & Son Inc
Is Mario & Son Inc. licensed in Washington?
Mario & Son Inc. holds Washington State (L&I) contractor registration MARIOSI052O7, expiring February 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 $30,000 contractor bond (Travelers Cas and Surety Co of America) and $1,000,000 of liability insurance with Employers Mutual Casualty Co through February 2027. Ask for proof of bond and current insurance before work starts.
What areas does Mario & Son Inc. serve?
Liberty Lake. Service areas change, so confirm they cover your address when you call.
How did Mario & Son Inc. end up on this page?
Mario & Son Inc. 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. Mario & Son Inc. rates 4.6 out of 5 on Google across 55 reviews, and this page links straight to those reviews so you can read them for yourself.