Business Details
23 Years
experience
Award-Winning Architectural Design in Arlington, VA
Established in 2003, FitzHarris Designs is a distinguished architectural practice dedicated to delivering exceptional design solutions tailored to our clients' unique needs. Our expertise spans new construction, major additions, historic renovations, and interior transformations, with a focus on intelligent, sustainable, and timeless design. Operating primarily in the Washington DC metro area, including Virginia and Maryland, we prioritize understanding each project's site-specific context and client vision to create spaces that endure both functionally and aesthetically. Led by founder Heidi FitzHarris, whose career includes experience at renowned firms like Gensler and the Department of State, we combine technical precision with creative problem-solving. Heidi's educational background from the University of Virginia and Virginia Tech informs her approach to balancing luxury with practicality, as evidenced by her work on projects ranging from 6,000 to 24,000-square-foot estates to commercial interiors and US Embassies.Our commitment to quality is reflected in awards like the DESIGNArlington and Preservation Awards, as well as over 20 certifications in Arlington's Green Home Choice program. We emphasize transparency throughout the design process, offering detailed architectural plans that minimize ambiguity for contractors and clients alike. Client testimonials consistently highlight our ability to exceed expectations through attentive listening, innovative design solutions, and meticulous attention to detail. With a philosophy centered on adaptability and enduring design, we strive to transform spaces while respecting their historical and environmental contexts.
Services
New Construction
Historic Renovations
Interior Design
Additions
Custom Homes
Green Building
Commercial Interiors
Residential Modifications
Architectural Consulting
Permit Assistance
Details
- Year established: 2003
Highlights and features
- We offer 20+ years of experience in residential and commercial architectural design.
- Our team implements proven sustainable design strategies for energy efficiency.
- Our founder holds advanced architectural credentials from top-tier institutions.
- We provide detailed construction documentation that minimizes project ambiguity.
- Our designs balance historic preservation with modern functionality.
What people say
Dream home
Creative solutions
Highest of ratings
Highly recommend
Detailed drawings
Services
New Construction
FitzHarris Designs creates bespoke architectural solutions for new residential and commercial projects. Our approach combines innovative design with technical precision to meet clients' unique needs while adhering to environmental and zoning regulations. We prioritize energy-efficient materials and construction methods that ensure long-term value.
Historic Renovations
Specializing in historic preservation, we maintain architectural integrity while modernizing structures for contemporary living standards. Our expertise includes restoring period details while integrating modern systems and addressing structural challenges in older buildings across Virginia and Maryland.
Interior Design
Our interior design services focus on optimizing functionality and aesthetics for both residential and commercial spaces. We collaborate with clients to select finishes, fixtures, and layouts that reflect their personal style while maximizing usability and long-term adaptability.
People
Heidi FitzHarris
Founder & Lead Architect
Heidi FitzHarris brings 20+ years of architectural experience to FitzHarris Designs, with prior roles at Gensler and the Department of State. She holds a Master of Architecture from Virginia Tech and specializes in blending historic preservation with modern functionality.
Questions
What services does FitzHarris Designs offer?
We provide architectural design for new construction, renovations, additions, and interior transformations across residential and commercial sectors.
What areas do you serve?
Our primary service area includes Washington DC, Virginia, and Maryland, with a particular focus on Arlington County.
How do you approach sustainable design?
We incorporate energy-efficient strategies including daylight optimization, eco-friendly materials selection, and passive design techniques to reduce environmental impact.
Can you work with historic properties?
Yes, Heidi FitzHarris has extensive experience managing historic renovations and preservation projects that maintain original character while modernizing functionality.
What makes FitzHarris Designs different?
Our standout features include detailed construction documentation, client-focused communication, and a proven ability to deliver complex projects within budget and timeline.
