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Boiler, Hot-Water Heating and Steam Fitting in El Cajon, CA

10 records with this classification and El Cajon 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.

• ADVANCE PLUMBING COMPANY CLEAR
  License 272557 · expires April 30, 2028
• AIR TEMPERATURE SPECIALISTS CLEAR
  License 763576 · expires May 31, 2027
• ASTRO BUILDING SERVICES CLEAR
  License 988640 · expires November 30, 2027
• ASTRO MECHANICAL CONTRACTORS INC CLEAR
  License 267392 · expires August 31, 2028
• LIND MECHANICAL CLEAR
  License 1120913 · expires May 31, 2028
• PUBLIC WORKS CONTRACTOR INC CLEAR
  License 504968 · expires December 31, 2026
• SPIRA-LOC CLEAR
  License 583829 · expires December 31, 2027
• UNIVERSITY INDUSTRIAL SERVICES CLEAR
  License 583838 · expires August 31, 2028
• UNIVERSITY MECHANICAL & ENGINEERING CONTRACTORS INC CLEAR
  License 460213 · expires July 31, 2028
• WEST COAST AIR CONDITIONING COMPANY INC CLEAR
  License 262349 · expires May 31, 2028