Introduction:
Renovation Beyond Cosmetic Updates
A true home renovation is more than a fresh coat of paint or new fixtures. It’s about rethinking how your home works for your lifestyle and transforming outdated spaces into modern, efficient, and beautiful living environments.
At FM Design Build, we focus on large-scale home renovations in St. Louis that rival the quality and precision of a new custom build. Whether it’s adding a second story, reimagining interiors, or expanding your home with modern amenities, we bring architectural vision and construction expertise together under one roof.
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Why Homeowners Choose Major Renovations

Renovating a home is often the best path for families who love their neighborhood but want more from their space. Benefits include:
Preserve Location: Stay in your favorite school district or community.
Add Space & Functionality: Create open layouts, additional bedrooms, or new lifestyle areas.
Modernize & Add Value: Update interiors with timeless designs that increase resale potential.
Sustainable Upgrade: Improve energy efficiency and reduce long-term costs.
What Counts as a Large-Scale Renovation?
FM specializes in projects that fundamentally reshape a home:
Whole-Home Remodels
gutting and rebuilding the interior for a fresh, modern start.
Second-Story Additions
expanding upward for more square footage.
Kitchen & Living Space Redesigns
creating expansive, open-plan layouts.
Luxury Additions
home offices, gyms, outdoor living areas, and more.
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Costs of Home Renovation in St. Louis
Renovation costs vary based on scale, but FM’s large-scale projects typically begin at $500,000.
Full Home Remodels: $500K–$1M+
Additions & Expansions: $300K–$750K (depending on complexity)
Luxury Upgrades: $750K–$2M for extensive high-end remodels
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FM Design Build’s Renovation Process
Step 1: Vision & Planning
We start with floor plans that align your goals with your budget and structural realities.
Step 2: Design Development
Our architects refine layouts and create renderings, while our builder side provides pricing clarity.
Step 3: Guided Selections
Our in-house designer curates options to prevent decision fatigue.
Step 4: Construction & Communication
Weekly updates, client portal access, and scheduled walkthroughs keep you informed.
Step 5: Aftercare & Warranty
We provide a one-year workmanship warranty, a 10-year structural warranty, and ongoing client support.
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Popular Renovation Trends in St. Louis

Open Floor Plans: Removing walls for brighter, more connected living.
Dual Home Offices: A must-have for work-from-home households.
Indoor-Outdoor Living: Patios, sliding glass walls, and outdoor kitchens.
Spa-Like Bathrooms: Walk-in showers, heated floors, and custom tile.
Energy Efficiency: Upgrades like advanced insulation, Marvin windows, and high-efficiency HVAC.
Check Out Our Eco-Friendly Building Practices
FAQs About Home Renovation in St. Louis
Q1: What size of renovation projects does FM handle?
We focus on large-scale renovations, starting at $500,000, that significantly reshape a home.
Q2: Can I live in my home during a renovation?
Depending on scope, yes, but for major remodels, temporary relocation is often best.
Q3: How long does a renovation take?
Timelines vary from 6 months for large remodels to 12+ months for complex renovations.
Q4: Do renovations add resale value?
Yes, especially when adding space, updating kitchens and bathrooms, and improving energy efficiency.
Q5: Can FM match new construction quality in renovations?
Absolutely. Our design-build model ensures renovation quality equals that of new custom homes.
Q6: Do you provide design ideas or only build from mine?
We offer full architectural design in-house, with renderings and curated inspiration.
Q7: How do you handle unexpected issues in older homes?
We provide transparent communication, proactive planning, and budget adjustments if necessary.
About the Author
FM Design Build is a trusted name in St. Louis home renovation, specializing in whole-home remodels, additions, and large-scale transformations. With integrated architectural design and construction, FM ensures every project combines creativity, efficiency, and lasting quality.
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