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Your Trusted Architectural Design Partner
Rex Marsh Designs is a family-owned architectural design and drafting company with over two decades of experience serving both residential and commercial clients. Our expertise spans new home design, remodels, additions, construction documentation, and permit processing, supported by advanced 3D design capabilities. We prioritize client satisfaction by delivering tailored solutions that exceed expectations, whether for large-scale projects or minor adjustments. Our team combines technical proficiency with creative vision to transform ideas into functional spaces. We operate across St. Augustine, Jacksonville, Ponte Vedra, Palm Coast, and Daytona in Florida, as well as San Diego and North County in California.

While our primary focus is these regions, we remain open to accommodating projects outside these areas upon consultation. With a master's degree in architecture and a commitment to leveraging cutting-edge technology, we ensure precision and clarity throughout every project phase. Our comprehensive approach includes managing permit processes and ensuring compliance with local codes, streamlining the design-to-construction journey for clients. By maintaining a client-centric philosophy, we foster long-term relationships built on trust and reliability. Our dedication to quality and attention to detail have established us as a trusted partner in architectural design.
Services
New Home Design Remodels & Additions Construction Documents Permit Processing 3D Design Services
Highlights and features
  • We offer over 20 years of architectural expertise with a master's degree in architecture.
  • Our 3D design capabilities ensure precise visualization of your project.
  • We manage full project lifecycles, including permit processing and code compliance.
  • We serve clients across Florida and California with flexible project accommodations.
  • Our family-owned business prioritizes personalized service and client satisfaction.
Services
New Home Design
We specialize in creating bespoke residential designs tailored to client preferences and site conditions. Our process integrates 3D modeling to visualize layouts, materials, and spatial relationships before construction begins. By collaborating directly with homeowners or contractors, we ensure every detail aligns with the client's vision while meeting structural and regulatory requirements.
Remodels & Additions
Our team transforms existing spaces through comprehensive remodeling and addition projects. We handle everything from initial concept development to permit acquisition and construction oversight. Whether expanding living areas or updating interiors, we focus on enhancing functionality and aesthetics while maintaining the home's architectural integrity.
Construction Documents
We produce detailed technical drawings and specifications required for construction projects. These documents include floor plans, elevations, sections, and material schedules to guide builders accurately. Our expertise ensures compliance with local building codes and facilitates smooth permitting processes for both residential and commercial developments.
Permit Processing
We streamline the submission and approval of building permits for new constructions, renovations, and repairs. Our knowledge of local regulations ensures projects meet zoning, safety, and environmental standards. This service reduces delays by addressing potential issues early in the planning phase.
3D Design Services
We utilize advanced 3D design software to create realistic visualizations of architectural concepts. These models help clients understand spatial relationships and material choices before construction starts. Our digital tools also support efficient revisions and decision-making throughout the design process.
People
Rex Marsh
Owner
Rex Marsh, founder of Rex Marsh Designs, holds a master's degree in architecture and over 20 years of experience. He specializes in transforming client visions into functional, aesthetically pleasing spaces while leveraging 3D design technology for precision.
Questions
What services does Rex Marsh Designs offer?
We provide architectural design, drafting, 3D modeling, permit processing, and code compliance services for residential and commercial projects.
Do you work with homeowners directly?
Yes, we collaborate directly with homeowners or contractors to ensure your vision is realized through personalized design solutions.
What areas do you serve?
We primarily serve St. Augustine, Jacksonville, Ponte Vedra, Palm Coast, and Daytona in Florida, plus San Diego and North County in California.
How do you handle permit processing?
We manage the entire permit submission process, ensuring compliance with local building codes and expediting approvals for your project.
Can you work on projects outside your service areas?
While our focus is on Florida and California, we may accommodate projects elsewhere upon consultation and review of specific requirements.
What sets your firm apart?
Our combination of advanced 3D design tools, 20+ years of experience, and client-centered approach ensures tailored, high-quality architectural solutions.