ContractorHistory

Washington contractor

SIGMA SIX SOLUTIONS INC

First registered in Washington on September 1, 2005

License number
SIGMASS955OA
UBI
602057355
Trade
Electrical(all electrical contractors in Washington)
L&I license type and specialty
ELECTRICAL CONTRACTOR · MAINTENANCE
City
AUBURN, WA(all contractors in Auburn)
Phone
(253) 333-9730

A newer license record under the same UBI is on file: SIGMA SIX SOLUTIONS INC, license SIGMASS901KL, EXPIRED, effective May 13, 2010. See Related licenses below.

Current verification

  • Found: No Attorney General complaint records found
  • Review: Registration is not currently active
  • Review: Registration appears to be expired
  • Review: 1 other license record under the same UBI

From the state records below; each section shows its source and when it was last synced.

Registration

Status
EXPIRED
Effective date
September 1, 2005
Expiration date
October 3, 2023

Source: L&I Contractor License Data - General, Washington State Department of Labor & Industries. Last synced October 7, 2026.

Related licenses

One other license number is registered under the same UBI, 602057355. A UBI identifies one business with the state; a business may hold more than one license, renew under a new number, or register a new license after an earlier one closed.

  • SIGMA SIX SOLUTIONS INCEXPIRED

    License SIGMASS901KL · CONSTRUCTION CONTRACTOR · May 13, 2010 to May 13, 2024 · suspension date May 1, 2024

Source: L&I Contractor License Data - General, Washington State Department of Labor & Industries. Last synced October 7, 2026.

Bond

L&I does not publish bond records for contractors with EXPIRED status.

Source: L&I Contractor License Data - Bond, Washington State Department of Labor & Industries. Last synced October 9, 2026.

Liability insurance

Chapter 19.28 RCW, the electrical contractor licensing law, requires a bond and does not require liability insurance. L&I's insurance dataset has no policy on file for this contractor.

Source: L&I Contractor License Data - Insurance, Washington State Department of Labor & Industries. Last synced October 9, 2026.

People

Principals L&I lists for this license.

  • CLARK, ALFRED WSince May 18, 2016
  • MOORE, ELISABETH ASince May 18, 2016
  • National Corp Research LTDSince May 18, 2016
  • WHITE, THOMAS JOHNSince May 18, 2016
  • BAUGHMAN, GREGORYSeptember 1, 2005 to May 18, 2016
  • BAUGHMAN, GREGORY WSeptember 1, 2005 to October 31, 2016
  • RUXLOW, ROBERTSeptember 1, 2005 to October 31, 2016

Source: L&I Contractor License - Principal Data, Washington State Department of Labor & Industries. Last synced October 9, 2026.

Attorney General complaints

No Attorney General complaint records found.

Matched on business name and city: SIGMA SIX SOLUTIONS in AUBURN. Complaints filed under another name or city are not included.

One other registered contractor shares this business name and city: SIGMA SIX SOLUTIONS INC (SIGMASS901KL, EXPIRED). Complaints are matched by business name and city, so any complaint records shown here also appear on those pages. The records do not say which of these contractors a complaint was about.

A complaint record does not establish that the business violated the law.

Source: Attorney General Consumer Complaints, Washington State Attorney General's Office. Last synced October 9, 2026.

Record history

Changes to this contractor's state records since we began tracking them. The state's current-status tools do not show these.

No changes recorded since our records began on October 6, 2026.

Sources

Record last synced October 7, 2026.

Check this record against the state directly on L&I's Verify a Contractor page (search by license number SIGMASS955OA).