Electrical Contractor (C-13) Building Moving & Wrecking Contractor (C-24) Asbestos Contractor (C-19) Aluminum & other Metal Shingles Contractor (C-42a) Gutters Contractor (C-44a) General Contractor (B) Sheetmetal Contractor (C-44) Roofing Contractor (C-42) Roof Coatings Contractor (C-42g) Painting & Decorating Contractor (C-33) Subcontractors Wood Shingles & Shakes Contractor (C-42b) Waterproofing Contractor (C-55)

Acoustical & Insulation Contractors (C-1) Roofing Contractor (C-42) Roof Coatings Contractor (C-42g) Subcontractors Waterproofing Contractor (C-55) Urethane Foam Contractor (C-42e)

Classified Specialist (C-68) General Engineering, General Building & Specialty Contractors (ABC) Roofing Contractor (C-42) Roof Coatings Contractor (C-42g) Painting & Decorating Contractor (C-33) Subcontractors Waterproofing Contractor (C-55)

Roof Coatings Contractor (C-42g) Painting & Decorating Contractor (C-33) Subcontractors Waterproofing Contractor (C-55)