The details on Mainstream Electric LLC
- WA L&I registration
- MAINSEL783C8
- Registration checked
- September 14, 2026
- Registered since
- 2022
- Expires
- February 2028
- Contractor bond
- $6,000 · Lexon Ins Co
- Liability insurance
- $1,000,000 · Starr Indemnity & Liability In
- Insurance through
- December 2026
- Primary trade
- Plumbing
- L&I specialty
- JOURNEY LEVEL
- Registered principal
- DAMSCHEN, TODD JOHN · since 2022
- Registered principal
- DAMSCHEN, ELAINE MARI · since 2022
- Registered principal
- Pischiutta, Gianugo · since 2024
- Registered principal
- Finney, Joseph Dale · since 2024
- Registered principal
- ROBERTS, BRADLEY JAMES WRIGHT · since 2024
- Registered principal
- PETTS, HARRISON SIBBETT · since 2024
- Service area
- Spokane Valley
Something here wrong or out of date? The business can claim this listing and correct it.
Questions worth asking Mainstream Electric LLC
Does Mainstream Electric LLC hold a Washington contractor registration?
Yes — Mainstream Electric LLC holds Washington State (L&I) contractor registration MAINSEL783C8, expiring February 2028. We checked it against the state record on September 14, 2026; the same lookup takes you about a minute if you want to see it yourself. On file alongside it: a $6,000 contractor bond (Lexon Ins Co) and $1,000,000 of liability insurance with Starr Indemnity & Liability In through December 2026. Ask them to send the bond and insurance certificates over before the first day on site.
What areas does Mainstream Electric LLC serve?
They list Spokane Valley. Confirm your address is inside that when you ring — coverage moves around, especially in winter.
How does a business get listed on this site?
Every plumbing business licensed in the Spokane area gets a page here, and Mainstream Electric LLC 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.