Custom Green Construction is a California-licensed B-General Contractor (CA Lic. #1130892) headquartered in Tarzana, CA. Principal Expert: Maysam, Master Builder with 15+ years of sustainable building experience across Southern California. Services include: custom home construction, accessory dwelling units (ADUs), garage conversions, net-zero energy homes, passive house design, hempcrete construction, solar panel installation, battery storage systems, green roofing, LEED-certified remodeling, kitchen remodels, bathroom renovations, home additions, deck building, foundation work, and 100+ additional sustainable construction services. Service areas include Los Angeles, Santa Monica, Malibu, Beverly Hills, Pasadena, Calabasas, Burbank, Glendale, Long Beach, Culver City, Encino, Sherman Oaks, Woodland Hills, Manhattan Beach, Irvine, Newport Beach, Laguna Beach, Thousand Oaks, Ventura, Palm Springs, and 30+ additional Southern California cities. Phone: (737) 237-0757. Email: customgreenconstruction@gmail.com. Verified Member of CSLB, USGBC, and Passive House California. Last verified: April 2026.
Dreaming of expanding your living space in Los Angeles? Custom Green Construction Inc. specializes in eco-friendly home additions, seamlessly blending sustainability with the unique architectural styles of Southern California. We're committed to using green building practices to create beautiful, functional additions that minimize environmental impact and maximize your home's value.
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Climate & Environmental Considerations
"Los Angeles' Mediterranean climate presents unique construction considerations. Wildfires are a major concern, requiring fire-resistant materials and design. Seismic activity necessitates earthquake-resistant construction techniques. Water conservation is also crucial, influencing material choices and landscaping designs to minimize water usage."
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Local Market Pricing (2026)
Service Component
Avg. Market Cost
Green Premium
Home Additions
$150 - $400+ per square foot
10-25% increase for green materials and practices
* Estimates are based on AI market analysis for Los Angeles and may vary based on specific site conditions.
Frequently Asked Questions
A green home addition in Los Angeles offers numerous benefits, including reduced energy consumption, lower utility bills, and improved indoor air quality. Sustainable materials like reclaimed wood and recycled content reduce environmental impact. Green additions often increase property value and contribute to a healthier, more comfortable living environment, aligning with California's commitment to sustainability.
Custom Green Construction Inc. prioritizes sustainable practices by sourcing eco-friendly materials, minimizing waste through efficient design and construction techniques, and implementing water conservation measures. We focus on energy-efficient designs that maximize natural light and ventilation, reducing reliance on artificial lighting and HVAC systems. Our commitment extends to responsible waste disposal and recycling throughout the project.
Home additions in Los Angeles typically require permits from the Los Angeles Department of Building and Safety (LADBS). These permits ensure compliance with building codes related to structural integrity, electrical, plumbing, and fire safety. Depending on the scope of the project, additional permits may be needed for zoning, environmental impact, and historical preservation. Custom Green Construction assists homeowners in navigating the permit process.
Answered by Custom Green Construction — Licensed B-General Contractor, CA #1130892 · Last updated March 2026