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Your Trusted Architectural Design Partner in Philadelphia
Landmark Architectural Design is a Philadelphia-based firm licensed in Pennsylvania, New Jersey, and New York, specializing in residential, commercial, and religious projects. Our approach to design is rooted in the classical principles of utility, strength, and beauty, ensuring buildings endure both functionally and aesthetically for future generations. With expertise in new construction, remodeling, and modular techniques, we deliver tailored solutions for projects ranging from single-family homes to large-scale developments.

Our team combines decades of experience with meticulous attention to detail, offering clients peace of mind through organized project management and code-compliant documentation. We pride ourselves on fostering lasting relationships through reliable service, innovative design, and a commitment to exceeding client expectations in every project phase.
Services
Residential Design Commercial Architecture Townhome Developments Interior Design Construction Documents Zoning & Planning Permit Procurement Space Planning
Highlights and features
  • Specialized expertise in residential, commercial, and multi-family projects
  • Licensed in Pennsylvania, New Jersey, and New York for regional expertise
  • Team with decades of combined architectural and construction experience
  • Commitment to classical design principles and modern functionality
  • Streamlined project management from zoning to construction administration
Associations and certifications
  • AIA (American Institute of Architects)
Services
Residential Design
Landmark creates custom residential designs from single-family homes to luxury townhome developments. Our approach balances classical principles with modern needs, ensuring functional layouts and timeless aesthetics. We specialize in new construction, additions, and adaptive reuse projects that respect neighborhood character while meeting evolving homeowner expectations.
Commercial Architecture
We design commercial spaces ranging from 500 to 20,000 square feet, including restaurants, retail stores, and mixed-use developments. Our team addresses zoning requirements, ADA compliance, and operational efficiency while maintaining architectural integrity. Services include space planning, construction documentation, and engineering coordination for adaptive re-use and new builds.
Townhome Developments
Landmark specializes in multi-residential projects, creating cohesive townhome communities and mid-rise buildings. We integrate developments with surrounding neighborhoods through thoughtful site planning and code-compliant designs. Our experience spans from initial zoning applications to construction administration for developments requiring modular or traditional building techniques.
Interior Design
Our interior design services focus on functional, aesthetically pleasing environments that align with architectural vision. We handle material selection, spatial layouts, and code-compliant detailing for residential and commercial projects. The team ensures seamless integration between structural elements and interior finishes for cohesive, purposeful spaces.
Permit Procurement
Landmark manages full permit acquisition processes for Philadelphia and surrounding regions. Our services include preparing zoning applications, submitting building permits, and coordinating with local jurisdictions. We streamline approvals through detailed documentation and established relationships with municipal authorities, ensuring projects meet all regulatory requirements efficiently.
People
Vincent Mancini
Principal Architect
AIA-licensed architect specializing in residential and commercial design with licenses in PA, NJ, and NY. Leads project development while maintaining industry leadership through innovative solutions and technical expertise.
Agata M. Reister
Architect
Drexel University graduate managing design and production. Ensures precise code compliance and construction documentation while maintaining Landmark's design standards through meticulous attention to architectural details.
Felicia Diarra
Architectural Designer
Philadelphia University graduate specializing in CAD modeling. Translates client visions into detailed construction drawings while maintaining Landmark's signature style through technical precision and creative problem-solving.
Christopher Noble
Design Visualizer
Innovative designer creating photorealistic renderings and visual media. Transforms conceptual ideas into tangible visual representations that help clients understand spatial relationships and design intent.
Elke Vormfelde Combs
Residential Designer
30-year residential design veteran with Frank Lloyd Wright Foundation experience. Specializes in preserving architectural legacy while integrating modern functionality into custom home designs.
Questions
What architectural services does Landmark offer?
We provide residential, commercial, and multi-family housing design, along with zoning assistance, permit procurement, construction documents, and interior design services.
Which areas do you serve?
Landmark operates in Philadelphia, Pennsylvania, New Jersey, and New York with extensive experience in regional building codes and zoning requirements.
How does Landmark approach design projects?
We combine classical principles of utility, strength, and beauty with modern functionality, creating enduring spaces that meet client needs while respecting neighborhood contexts.
What project sizes do you handle?
Our firm accommodates projects from small residential additions to large-scale developments up to 20,000 square feet across various building types.
How do you manage the permitting process?
Our team prepares and expedites zoning applications, building permits, and jurisdictional documents to ensure timely approvals while maintaining full code compliance.
Can you work with modular construction methods?
Yes, we have experience designing projects using modular and component construction techniques while maintaining architectural integrity and functional requirements.