The details on Marko's Sprinklers
- WA L&I registration
- MARKOS*778D8
- Registration checked
- September 14, 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
- Registered principal
- JAMES, JEFFREY JESSE · since 2023
- Registered principal
- JAMES, TIFFANY LEE · since 2023
- 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Something here wrong or out of date?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 a registered contractor?
The number you want is MARKOS*778D8 — Marko's Sprinklers's Washington State L&I contractor registration, expiring March 2027. Last checked September 14, 2026. Washington's contractor lookup is free and open if you want to confirm it today. 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 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 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. That registration is checked against Washington's record, and the date of the check is on this page for you to weigh. Marko's Sprinklers rates 4.6 out of 5 on Google across 150 reviews, and this page links straight to those reviews so you can read them for yourself.