The details on Cerium Networks Inc
- WA L&I registration
- CERIUNI898JK
- Registered as
- Cerium Networks Inc
- Registration checked
- July 27, 2026
- Registered since
- 2011
- Expires
- April 2027
- Contractor bond
- $4,000 · Travelers Cas and Surety Co of America
- Liability insurance
- $1,000,000 · ATLANTIC SPECIALTY INSURANCE C
- Insurance through
- May 2027
- Primary trade
- Electrical
- Registered principal
- JUNKERMIER, ROGER · since 2011
- Registered principal
- JUNKERMIER, WILLIAM · since 2011
- Registered principal
- HARRIS, JAMIE · since 2011
- Registered principal
- JUNKERMIER, WILLIAM J · since 2011
- Service area
- Spokane
- Phone
- (509) 536-8610
- Website
- ceriumnetworks.com
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Questions worth asking Cerium Networks Inc
Is Cerium Networks Inc. licensed in Washington?
Cerium Networks Inc. holds Washington State (L&I) contractor registration CERIUNI898JK, expiring April 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 $4,000 contractor bond (Travelers Cas and Surety Co of America) and $1,000,000 of liability insurance with ATLANTIC SPECIALTY INSURANCE C through May 2027. Ask for proof of bond and current insurance before work starts.
What areas does Cerium Networks Inc. serve?
Spokane. Service areas change, so confirm they cover your address when you call.
How did Cerium Networks Inc. end up on this page?
Cerium Networks Inc. 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. Cerium Networks Inc. rates 3.9 out of 5 on Google across 8 reviews, and this page links straight to those reviews so you can read them for yourself.