Custom Built Homes

New or Rebuild by

Los Angeles Design Build Team Addition Building & Design, Inc


From Vision to Reality

Custom Homes Designed Around Your Lifestyle

At Addition Building & Design, we create custom homes that are thoughtfully designed around the way you live. Whether you're building on a hillside lot, rebuilding after a loss, or creating a luxury residence from the ground up, our design-build approach ensures every detail is tailored to your vision, budget, and long-term goals.

From concept and planning through construction and final delivery, our team provides a seamless experience focused on quality craftsmanship, transparency, and exceptional results.



Elegance in Your Desired Style


Styles We Build:

  • Mid Century Modern
  • Traditional
  • Modern
  • Contemporary
  • Mediterranean
  • Coastal

Key features include:

  • Functional & Open floor plans
  • Wider hallways and stairs
  • Custom storage solutions tailored to your lifestyle
  • Fire resistant
  • Indoor / outdoor seamless transition

At Addition Building & Design, we believe building a home which seamlessly combines refined aesthetics with high-performance durability to deliver lasting value for years to come.


Advantages of Wood-Built Homes

Wood-built homes combine sustainability, comfort, and design flexibility in ways that many other building materials can’t match.


1. Sustainability and Low Carbon Footprint
Wood is a renewable resource that grows naturally, absorbing COâ‚‚ during its life and storing it in the structure. When harvested sustainably (e.g., FSC-certified), it supports biodiversity and reduces over harvesting. Compared to concrete or steel, wood-based construction emits far less COâ‚‚ during production.


2. Natural Insulation
Wood’s cellular structure traps air, making it a natural thermal insulator. This helps maintain a stable indoor climate, reducing heating and cooling needs and lowering energy bills.


3. Strength and Durability
Despite being lightweight, wood—especially engineered forms like CLT or glulam—can carry heavy loads, resist seismic stress, and span large areas with fewer supports. With proper treatment, timber homes can last for generations.


How ICFs Compare to Other Building Materials

Insulated Concrete Forms (ICFs) have emerged as a leading construction practice for builders and architects seeking durability, energy efficiency and design flexibility. Let’s see how ICFs stack up against the traditional building methods:


ICF vs. Wood Framing
Compared to ICF block construction, wood framing falls short in terms of its resistance to external forces. ICF assemblies can withstand extreme weather and winds of up to 250 mph (402

kph), while stick-built walls are vulnerable to high winds and impact. 


Wood is also susceptible to termites, mold and costly water damage and is only fire-rated for 45 minutes. ICFs are not prone to termite or damage and have a fire rating of 4 hours!. 


Wood-frame structures have insulation between the wood studs, but every stud serves as a thermal break, leading to inconsistent interior temperatures and reduced energy efficiency. Insulated Concrete Form walls, on the other hand, have continuous interior and exterior

insulation for improved thermal performance and comfort.



Concrete Built Homes

Concrete-built homes use materials like poured concrete or concrete blocks, making them extremely strong and durable. They resist fire, pests, and severe weather better than traditional wood-framed houses. They also help regulate indoor temperatures, which can lower energy costs, and require less maintenance over time.

Key features include:

  • Built with materials like poured concrete or concrete blocks, making them highly durable
  • Strong resistance to fire, pests, and extreme weather conditions
  • Excellent thermal performance, helping reduce heating and cooling costs
  • Low maintenance due to resistance to rot, mold, and moisture
  • Good sound insulation, creating a quieter indoor environment


At Addition Building & Design, we believe building a concrete home with us seamlessly combines refined aesthetics with high-performance durability to deliver lasting value for years to come.


Steel Build Homes

Steel-built homes use strong, precise framing that won’t warp or crack over time. They offer excellent resistance to fire, pests, and weather, resulting in long-term durability and low maintenance.

Key features include:

  • Constructed with steel framing for superior strength and structural stability
  • Resistant to fire, termites, and rot, reducing long-term risks
  • Won’t warp, shrink, or crack like wood, ensuring lasting precision
  • Supports modern, open designs with clean lines and flexible layouts
  • Recyclable material with potential for more sustainable construction



At Addition Building & Design, we craft steel homes that unite striking aesthetics with high-performance durability to deliver lasting value.


NetZero, Fire Resistant Homes, and More

Net-zero homes produce as much energy as they use, lowering costs and environmental impact. Fire-resistant homes use durable, non-combustible materials to improve safety and reduce fire risk.
Key features include:

  • Designed to achieve net-zero energy use through high efficiency and renewable energy systems
  • Lower utility costs by reducing overall energy consumption
  • Built with fire-resistant materials to slow or prevent fire spread
  • Enhanced safety and sustainability for long-term resilience

At Addition Building & Design, we create NetZero and fire-resistant homes that seamlessly combine thoughtful aesthetics with high-performance design to deliver lasting value and peace of mind.


Built Around Your Vision

Every custom home begins with a unique vision. Our design-build approach brings architecture, planning, and construction together under one roof, creating a streamlined process from concept to completion. Whether you're building a luxury residence, hillside retreat, or forever family home, we focus on exceptional design, quality craftsmanship, and a home tailored to the way you live.

40+

Years

Industry Experience

13 Houzz Awards

For Design & Customer Service

Award-Winning Team

Trusted Across Southern California

Delivering thoughtfully designed custom homes with exceptional craftsmanship for over three decades.

Why Choose a Custom Home?

Design every detail to suit your lifestyle, maximize your property's potential, and create a home that's uniquely yours. With ABD's integrated design-build process, you'll benefit from a single team guiding your project from initial concept through final construction.