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Maintenance & Alteration Contractor License Information

Residential Maintenance & Alteration Contractor Trades:

The trades, or crafts for a maintenance & alteration contractor are:

  • carpentry
  • concrete
  • excavation
  • insulation work
  • masonry
  • siding
  • roofing
  • screens and storm sash
  • gutters
  • tile & marble
  • house wrecking
  • swimming pools
  • basement waterproofing

The trades, or crafts for which a maintenance & alteration contractor is qualified to practice are listed on the license.