The details on Marko's Sprinklers
- WA L&I registration
- MARKOS*778D8
- Registration checked
- July 27, 2026
- Registered since
- 2023
- Expires
- March 2027
- Contractor bond
- $30,000 · Ohio Cas Ins Co
- Liability insurance
- $1,000,000 · Cincinnati Ins Co
- Insurance through
- March 2027
- Primary trade
- General Contractor
- L&I specialty
- GENERAL
- Service area
- Spokane
- Phone
- (509) 489-1901
- Website
- markossprinklers.com
Something here wrong or out of date? The business can claim this listing and correct it.
Questions worth asking Marko's Sprinklers
Is Marko's Sprinklers licensed in Washington?
Marko's Sprinklers holds Washington State (L&I) contractor registration MARKOS*778D8, expiring March 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 (Ohio Cas Ins Co) and $1,000,000 of liability insurance with Cincinnati Ins Co through March 2027. Ask for proof of bond and current insurance before work starts.
What areas does Marko's Sprinklers serve?
Spokane. Service areas change, so confirm they cover your address when you call.
How did Marko's Sprinklers end up on this page?
Marko's Sprinklers 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. Marko's Sprinklers rates 4.6 out of 5 on Google across 148 reviews, and this page links straight to those reviews so you can read them for yourself.