Home / Washington / Columbia

Contractor license records in Columbia, SC

12 records with Columbia as their locality of record in L&I's records, as of November 3, 2026. Statuses print as the board records them; a record listed as suspended is not a current credential.

Source: Washington State Department of Labor & Industries (L&I) — records as of November 3, 2026. Records change; the board’s own L&I Verify a Contractor is the current source.

By specialty in Columbia

GENERAL (10) · Signs (1) · PAINTING/WALLCOVERING (1)

• COLITE INTERNATIONAL LTD ACTIVE
  License COLITIL764CK · expires February 7, 2028
• D S CONSTRUCTION SERVICES LLC SUSPENDED
  License DSCONSC791DH · expires October 21, 2027
• DECO WELL LLC ACTIVE
  License DECOWWL753P7 · expires October 27, 2027
• Electric Guard Dog LLC ACTIVE
  License ELECTGD877JE · expires April 10, 2027
• EMERY SAPP & SONS INC ACTIVE
  License EMERYSS773QO · expires November 30, 2027
• GOLD MOUNTAIN CONTRACTING LLC ACTIVE
  License GOLDMMC833DZ · expires March 27, 2027
• HUMPHREY RICH CONST GROUP INC SUSPENDED
  License HUMPHRC790LQ · expires October 22, 2027
• NORTHWEST CONST & SUPPLY INC ACTIVE
  License NORTHCS000N5 · expires July 24, 2027
• PULLMAN POWER LLC ACTIVE
  License PULLMPL990BB · expires May 5, 2027
• PULLMAN SST INC ACTIVE
  License PULLMSI863JB · expires May 5, 2028
• STRUCTURAL PRESERV SYSTEMS LLC ACTIVE
  License STRUCPS938B2 · expires May 10, 2027
• STRUCTURAL TECHNOLOGIES LLC ACTIVE
  License STRUCTL852P1 · expires October 19, 2027