Mehdi Momen leads Concept Design Group with 20 years of building design and general contracting expertise, known for quality, honest guidance, and lasting results.
Avoid headaches and extra costs on your first build. Discover common mistakes first-time home builders make in 2025 and learn simple ways to prevent them.
Find the best fire rebuild contractor with this 2025 guide. Learn how to choose a trusted expert for safe home restoration, insurance help, and lasting results.
Design and Build your custom dream home in 2025 with Concept Design Group. Experience stress-free design, personal service, and quality every step of the way.
Bring your Laguna Beach vision to life with thoughtful home design, remodels, and expert builds. Enjoy coastal beauty, lasting value, and creative style.
See how an experienced designer can shape your construction budget. Discover how smart planning lowers costs and saves money from start to finish.
Explore what an ADU is, how these small homes add style and space to neighborhoods, and why they're reshaping city living for families in 2025.
We plan for ADU construction without delays by double-checking zoning, finalizing blueprints early, lining up permits, and working with a reliable team start to finish.
Transform your Mission Viejo home with modern upgrades, sunlit patios, and energy-saving features for lasting comfort, style, and value in every detail.
I guide every step as your Home Builder - General Contractor, managing permits, schedules, and teams to turn your dream project into a finished home.
Find Trusted Design Build Contractors for Los Angeles Fire, Palisades Fire, Malibu Fire Rebuild 2025
Find reliable design build contractors for post-fire home rebuilding after the Los Angles Fire, Palisades Fire, or Malibu Fire. Rebuild smarter in 2025.
Discover key insights on selecting project delivery methods for construction. Learn about various types, characteristics, and factors influencing choices for improved project management success.
Discover the essentials of Newport Beach custom home building. Get expert tips on luxury design, coastal architecture, and building your dream home.
Factors Affecting the Cost of Building a Custom Home
The main key deferments between standard home and custom homes.
Why people needs to hire a general contractor and not randomly hire subcontractors
Design Build Delivery System
Effect the courtyard on multifamily apartments
Harmony and contrast of using different styles