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50 Years
experience
Your Coastal Modern Architecture Experts in Wilmington
Since 1976, John Stirewalt Architect has been dedicated to crafting exceptional residential and commercial designs along North Carolina's coast. Our team combines decades of experience with a personalized approach, ensuring every project reflects the client's unique vision. We specialize in coastal modern architecture, blending traditional beach aesthetics with contemporary elements. With a portfolio spanning over 240 homes and diverse commercial projects, we prioritize streamlined processes and meticulous attention to detail. Our team's deep local knowledge ensures designs that harmonize with coastal environments.

We offer comprehensive services from site analysis to construction administration, supporting clients through every project phase. Our commitment to quality has earned trust across Wilmington, Figure Eight Island, and beyond. As a small firm, we maintain close client relationships while delivering large-scale expertise. Our legacy of award-winning designs continues under Maria Williams and Tom Mullinax, who uphold John Stirewalt's founding principles of integrity and excellence.
Services
Site Analysis Construction Administration New Construction Renovations Building Upfits
Details
  • Year established: 1976
Highlights and features
  • We offer 45+ years of coastal architectural expertise since 1976
  • Our team provides personalized attention through streamlined processes
  • Specialized knowledge of North Carolina coastal building requirements
  • Award-winning designs featured in national publications and conferences
  • Proven track record with 240+ completed residential projects
What people say
Professionalism Attention to detail Support during projects Exceptional design team Wonderful person
Services
Residential Design
Creating custom coastal residences that blend modern aesthetics with traditional beach elements. Our team develops detailed plans for new construction and renovations, ensuring energy efficiency and code compliance while maintaining unique client visions. Specializing in Figure Eight Island and Wrightsville Beach properties, we handle projects from initial concept through construction completion.
Commercial Architecture
Designing functional commercial spaces including restaurants, medical offices, and retail locations. We ensure code compliance while creating visually striking buildings that meet business operational needs. Our portfolio includes an 80-bed assisted living facility and multiple educational institutions across North Carolina and neighboring states.
Renovations
Transforming existing structures through comprehensive renovation services. We handle both interior and exterior improvements, maintaining historical integrity while modernizing functionality. Our process includes detailed assessment, design development, and construction oversight to ensure seamless project execution.
Site Analysis
Conducting thorough property assessments to determine optimal building placement and design considerations. Our analysis includes environmental factors, zoning regulations, and structural feasibility studies. This foundational step ensures designs maximize site potential while meeting all regulatory requirements.
Construction Administration
Providing comprehensive construction phase services including contractor coordination, quality control inspections, and budget management. Our team ensures designs are implemented accurately while addressing any field adjustments needed during construction. Regular progress monitoring guarantees timely project completion.
People
Maria Williams
Partner / Principal
Wilmington native with 15+ years of coastal architectural experience. Graduated from University of Houston with BS in Engineering Design. Joined JSA in 2012, became owner in 2022. Specializes in integrating local design elements with modern functionality.
Tom Mullinax
Architect / President
46-year industry veteran and John Stirewalt's longtime collaborator. Formerly with Sir Basil Spence in London. National expert in healthcare design with published works and conference speaking experience. Oversees project quality and team mentorship.
Ashley Silance
Project Coordinator & Executive Assistant
Key team member managing project timelines and client communications. Provides organizational support across all phases of design and construction. Ensures smooth workflow between architects, contractors, and clients.
Questions
What architectural styles do you specialize in?
We specialize in coastal modern designs that blend traditional beach aesthetics with contemporary elements. Our portfolio includes both traditional coastal homes and high-end contemporary structures.
Do you handle both residential and commercial projects?
Yes, we offer full-service design for both residential and commercial properties, including new construction, renovations, and specialized commercial developments.
How does your design process work?
Our process begins with detailed consultation and site analysis, followed by concept development, construction documentation, and comprehensive construction administration services.
What areas do you serve?
We primarily serve coastal North Carolina including Wilmington, Figure Eight Island, Wrightsville Beach, and the Intracoastal Waterway region.
Can you help with renovation projects?
Yes, we handle both interior and exterior renovations, maintaining structural integrity while modernizing spaces to meet current needs and aesthetic preferences.
How do you ensure project quality?
Through rigorous site analysis, detailed construction documentation, and ongoing construction administration services that monitor quality control throughout the building process.