The details on K O A Construction
- WA L&I registration
- KOCON**999B9
- Registration checked
- September 14, 2026
- Registered since
- 2001
- Expires
- April 2028
- Contractor bond
- $30,000 · Nationwide Mutual Ins Co
- Liability insurance
- $1,000,000 · Scottsdale Ins Co
- Insurance through
- November 2026
- Primary trade
- General Contractor
- L&I specialty
- GENERAL
- Registered principal
- MAIOHO, RUSSEY K II · since 1980
- Service area
- Deer Park
Something here wrong or out of date? The business can claim this listing and correct it.
Questions worth asking K O A Construction
Is K O A Construction a registered contractor?
K O A Construction is registered with Washington State L&I under number KOCON**999B9, expiring April 2028. Checked against Washington's own record on September 14, 2026, and this page links straight to it. On file alongside it: a $30,000 contractor bond (Nationwide Mutual Ins Co) and $1,000,000 of liability insurance with Scottsdale Ins Co through November 2026. Ask them to send the bond and insurance certificates over before the first day on site.
Does K O A Construction cover my part of Spokane?
Deer Park. Service areas change, so confirm they cover your address when you call.
Why is K O A Construction listed here?
K O A Construction 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.