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Business Details
22 Years
experience
Award-Winning Residential Architect in Chesterfield, MO
Cwbarchitect, LLC, established in 2004, is an award-winning residential architectural firm based in Chesterfield, Missouri. Our founder, Curtiss W. Byrne, holds a Master of Architecture degree from Washington University in St. Louis and is a licensed architect certified by the National Council of Architectural Registration Boards (NCARB). We specialize in custom homes, residential additions, and remodels, prioritizing client needs and budget while maintaining design integrity. Curtiss personally oversees every project from initial design through construction completion, ensuring seamless execution of vision.

We are recognized leaders in Universal Design and sustainable architecture, incorporating energy-efficient practices and innovative technologies like Insulated Concrete Forms and Solar Photovoltaic panels. Our firm has earned numerous accolades, including multiple Best of Houzz awards and certifications for over 80 Energy Star Qualified homes. Client satisfaction is central to our practice, reflected in our 5-star reviews and repeat clientele. We combine creative problem-solving with technical expertise to deliver timeless, functional spaces tailored to individual lifestyles.
Services
Custom Home Design Residential Additions Remodels Universal Design Sustainable Homes Energy-Efficient Design High-Performance Homes LEED Certification Architectural Design Residential Projects
Details
  • Year established: 2004
Highlights and features
  • Award-winning residential architect with 20+ years of experience since 2004.
  • Personal involvement from design through construction completion for every project.
  • Pioneer in Universal Design and sustainable architecture with industry certifications.
  • Proven track record of 5-star client satisfaction and repeat clientele.
  • Expertise in energy-efficient technologies like LEED and NAHB Green certifications.
Associations and certifications
  • American Institute of Architects
  • National Council of Architectural Registration Boards (NCARB)
  • Energy Star Partner
What people say
Creative solutions Professional and organized Outstanding service Excellent job Highly recommend
Services
Custom Home Design
We create bespoke residential designs tailored to client preferences and budgets. Our process emphasizes collaboration, ensuring homes reflect individual lifestyles while meeting technical standards. Projects include modern, traditional, and transitional styles.
Universal Design
Our Universal Design solutions ensure homes are functional for all ages and abilities. Features like stepless entries and wide doorways are seamlessly integrated, promoting long-term usability without compromising aesthetics.
Sustainable Homes
We specialize in eco-friendly architecture using renewable materials and energy-efficient systems. Our LEED and NAHB-certified homes reduce environmental impact while lowering utility costs for homeowners.
Residential Additions
From kitchens to outdoor spaces, we design additions that enhance functionality and value. Our approach maintains architectural harmony while addressing evolving family needs.
Energy-Efficient Design
Our energy-efficient designs utilize advanced technologies like solar panels and geothermal systems. These solutions optimize comfort and sustainability, meeting rigorous Energy Star and LEED standards.
People
Curtiss W. Byrne
Architect
Curtiss holds a Master of Architecture from Washington University in St. Louis and is NCARB-certified. He has led over 80 Energy Star-certified projects and specializes in Universal Design and sustainable architecture.
Questions
What services do you offer?
We specialize in custom home design, residential additions, remodels, Universal Design, and sustainable architecture. Our expertise includes energy-efficient systems and LEED-certified projects.
How long have you been in business?
Curtiss W. Byrne Architect, LLC, has served clients since 2004, delivering award-winning residential projects across Missouri.
What is Universal Design?
Universal Design creates spaces accessible to all ages and abilities. We integrate features like stepless entries and lever handles to ensure homes remain functional for life.
Do you handle sustainable design?
Yes, we are leaders in green building, offering LEED and NAHB-certified designs using solar panels, geothermal systems, and renewable materials.
How are your fees structured?
Our fees are transparent and tailored to project scope. We prioritize budget alignment, ensuring value without compromising quality or design intent.