Ferrelli Homes in Carlsbad holds CSLB license #962449 with B General Building and C-20 HVAC classifications, operating from Avenida Encinas in the 92011 Poinsettia corridor. Custom home construction and bathroom remodeling require coordinated rough-in sequencing with plumbing subcontractors, a timeline that aligns with firms including MasterCraft Plumbers on full-gut renovations. The dual B and C-20 licensing allows the firm to self-perform both structural framing and HVAC ductwork installation on new-build projects, reducing inter-trade scheduling delays. Ground-up residential construction near Poinsettia Park follows Carlsbad's Growth Management Program density standards and Title 24 energy-compliance requirements for the 92011 climate zone. Exterior site work on new-build lots coordinates with hardscape and landscape contractors including Nu Wave Outdoor for grading, drainage, and finish plantings before final occupancy. New-construction HVAC systems sized under Manual J load calculations incorporate variable-speed compressors and zoned ductwork designed to meet California's 2022 Energy Code SEER2 minimums.