Residential Design
Bring your vision to life with custom residential design. Our team creates beautiful, functional home plans that fit your lifestyle and elevate your space.
Residential Design Experts in St. Louis, Missouri
Looking for professional residential design services in St. Louis, MO? We specialize in crafting unique floor plans and architectural details that reflect your personality and maximize every square foot. From initial concepts to detailed blueprints, our designers collaborate with you to create a home that blends style, comfort, and value.
What You Can Expect
- Designs that match your taste and lifestyle.
- Innovative layouts for beauty and function.
- We work closely with you from start to finish.
- Detailed plans ready for construction.
Our Process
Our 5 Step Process
.01
Schematic Design
Wishlist, zoning review, early sketches, ballpark costs
.02
Design Development
Floor plan, exterior, materials, refined pricing
.03
Construction Docs and Selections
Engineering, permits, 3D modeling, guided finishes
.04
Construction
Weekly PM updates with walkthroughs at framing, drywall, pre close, and keys
.05
Aftercare
1 year FM warranty plus 10 year structural warranty through Maverick with check ins around 2 and 10 months
Our Projects
A showcase of our recent builds from elegant custom homes to stunning renovations, each reflecting our dedication to detail and unique design.






FAQs
How long does it take to build a custom home
Most projects take 12 to 18 months depending on scope, permitting, and site conditions.
No. We help with lot selection, site analysis, zoning checks, and feasibility before design begins.
Homes typically start around $650k, with most clients investing $1M to $2M plus.
Yes. We use 3D models to help you understand space, light, and finishes early in the process.
Absolutely. Whether you come to us with a full set of plans or just ideas, we can adapt to your needs and ensure your home is built with the same level of care and craftsmanship.
Yes. We assist clients in evaluating lots early in the process, helping you make informed decisions about location, budget, and design fit.
FM Design Build is a family-owned firm with over 60 years of combined industry experience serving the St. Louis metro area.


