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Hazardous Substance Removal Certification in Concord, CA

17 records with this classification and Concord as their locality of record, from CSLB's records, as of November 3, 2026.

Source: California Contractors State License Board (CSLB) — records as of November 3, 2026. Records change; the board’s own CSLB License Check is the current source.

• BAY CITIES PAVING & GRADING INC CLEAR
  License 238650 · expires June 30, 2027
• CARONE & COMPANY INC CLEAR
  License 704210 · expires April 30, 2028
• CORNERSTONE ENVIRONMENTAL CONTRACTORS INC CLEAR
  License 722253 · expires May 31, 2028
• CROUSE GENERAL ENGINEERING CLEAR
  License 893938 · expires April 30, 2027
• D A MC COSKER CONSTRUCTION CO DBA INDEPENDENT CONSTRUCTION CLEAR
  License 215611 · expires July 31, 2027
• G FERRABEE COMPANY INCORPORATED CLEAR
  License 430877 · expires November 30, 2026
• GEMS ENVIRONMENTAL MANAGEMENT SERVICES INC CLEAR
  License 864458 · expires September 30, 2027
• GHD SERVICES INC CLEAR
  License 855376 · expires March 31, 2027
• GILBANE FEDERAL CLEAR
  License 702708 · expires February 28, 2027
• GROUND LEVEL CONSTRUCTION INC CLEAR
  License 991672 · expires March 31, 2028
• GROUNDLEVEL-OVERAA JOINT VENTURE 2 CLEAR
  License 1084601 · expires December 31, 2027
• JANUS CORPORATION CLEAR
  License 572682 · expires July 31, 2027
• JB INFRASTRUCTURE CLEAR
  License 1048640 · expires January 31, 2027
• LESCURE COMPANY INC CLEAR
  License 248204 · expires August 31, 2027
• REINHOLDT ENGINEERING CONSTRUCTION CLEAR
  License 671177 · expires May 31, 2027
• SWINERTON BUILDERS & POWER ENGINEERING A JOINT VENTURE CLEAR
  License 1024581 · expires March 31, 2027
• Z L C CORP CLEAR
  License 890327 · expires January 31, 2027