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.
Custom Green Construction Inc. provides specialized mycelium insulation services tailored for the unique architectural and environmental demands of Los Angeles. Our sustainable building solutions offer superior thermal performance and fire resistance, helping Southern California homeowners reduce energy costs while utilizing carbon-negative materials.
☀️
Climate & Environmental Considerations
"Los Angeles construction requires materials that mitigate extreme solar heat gain and provide resilience against seismic activity. Mycelium insulation offers a high R-value to keep interiors cool during intense heatwaves, and its natural flexibility provides better structural damping compared to brittle traditional foams during minor tremors common in Southern California."
💲
Local Market Pricing (2026)
Service Component
Avg. Market Cost
Green Premium
Mycelium Board Installation
$15.00 - $28.00 per sq ft
12% - 18% over rigid foam
Blown-in Mycelium Composite
$12.50 - $22.00 per sq ft
10% - 15% over cellulose
Eco-Acoustic Mycelium Retrofit
$18.00 - $32.00 per sq ft
15% - 20% over mineral wool
* Estimates are based on AI market analysis for Los Angeles and may vary based on specific site conditions.
Frequently Asked Questions
Yes, mycelium insulation is naturally fire-resistant and meets California's strict building codes. Unlike petroleum-based foams that melt and release toxins, mycelium chars when exposed to flame and is self-extinguishing. This makes it an exceptionally safe, non-toxic choice for homes located in high-risk wildfire areas across the Los Angeles basin.
Mycelium insulation is highly breathable and naturally hydrophobic, which helps prevent moisture trapped in wall cavities near coastal Los Angeles neighborhoods. It is treated with organic minerals to resist mold and pests, ensuring the insulation maintains its R-value and structural integrity despite the fluctuating humidity levels of Southern California's marine layers.
Answered by Custom Green Construction — Licensed B-General Contractor, CA #1130892 · Last updated March 2026