The details on Southside Mechanical LLC
- WA L&I registration
- SOUTHML773KJ
- Registration checked
- July 27, 2026
- Registered since
- 2023
- Expires
- May 2027
- Contractor bond
- $15,000 · RLI Ins Co
- Liability insurance
- $1,000,000 · United Financial Casualty Comp
- Insurance through
- August 2027
- Primary trade
- HVAC
- L&I specialty
- Heating/Vent/Air-Conditioning and Refrig (HVAC/R)
- Service area
- Spokane Valley
Something here wrong or out of date? The business can claim this listing and correct it.
Questions worth asking Southside Mechanical LLC
Is Southside Mechanical LLC licensed in Washington?
Southside Mechanical LLC holds Washington State (L&I) contractor registration SOUTHML773KJ, expiring May 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 $15,000 contractor bond (RLI Ins Co) and $1,000,000 of liability insurance with United Financial Casualty Comp through August 2027. Ask for proof of bond and current insurance before work starts.
What areas does Southside Mechanical LLC serve?
Spokane Valley. Service areas change, so confirm they cover your address when you call.
How did Southside Mechanical LLC end up on this page?
Southside Mechanical LLC 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.