The details on 509 Construction LLC
- WA L&I registration
- 509COCL815CH
- Registration checked
- September 7, 2026
- Registered since
- 2019
- Expires
- October 2027
- Contractor bond
- $30,000 · Nationwide Mutual Ins Co
- Liability insurance
- $1,000,000 · Nautilus Ins Co
- Insurance through
- February 2027
- Primary trade
- General Contractor
- L&I specialty
- GENERAL
- Registered principal
- Anderson, Derek Edan · since 2019
- Service area
- Spokane
Something here wrong or out of date? The business can claim this listing and correct it.
Questions worth asking 509 Construction LLC
Does 509 Construction LLC hold a Washington contractor registration?
Registration 509COCL815CH is the one to check, and it expires October 2027. It is 509 Construction LLC's, filed with Washington State L&I. That was current on the state record as of September 7, 2026 — the link on this page goes to the record itself. The same record shows a $30,000 contractor bond (Nationwide Mutual Ins Co) and $1,000,000 of liability insurance with Nautilus Ins Co through February 2027. Ask for proof of bond and current insurance before work starts.
Does 509 Construction LLC cover my part of Spokane?
Spokane. Service areas change, so confirm they cover your address when you call.
How does a business get listed on this site?
Every general contractor business licensed in the Spokane area gets a page here, and 509 Construction LLC is one of them. That registration is checked against Washington's record, and the date of the check is on this page for you to weigh.