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Boiler, Hot-Water Heating and Steam Fitting in Vallejo, CA

6 records with this classification and Vallejo 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.

• BOBBIE KNOWLES PLUMBING CLEAR
  License 1018989 · expires October 31, 2028
• CHECKMATE MECHANICAL LLC Liab Ins Susp
  License 1146400 · expires November 30, 2027
• CUSTOM VALVE SOLUTIONS INC CLEAR
  License 1031736 · expires October 31, 2027
• DORMATECH MECHANICAL SYSTEMS INC CLEAR
  License 1005012 · expires June 30, 2027
• WARM CORPORATION WEST CLEAR
  License 605577 · expires December 31, 2026
• WARM FLOORS CLEAR
  License 1153885 · expires April 30, 2028