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Philadelphia Architects & Urban Design Experts
Claflen Associates envisions and builds the future through innovative architectural solutions, collaborating closely with government, institutions, and private clients. With over three decades of experience, we specialize in multi-use facilities, housing, urban design, and galleries, combining technical expertise with creative problem-solving. Our team prioritizes informed decision-making, sustainability, and cutting-edge design to deliver high-quality, functional spaces.

We leverage advanced technologies like BIM and Revit to ensure precision in every project, from renovations to large-scale urban developments. Recognized with awards such as the AIA Philadelphia Design Excellence Award, we remain committed to advancing the profession through education, advocacy, and community engagement.
Services
Urban Design Architecture Planning & Programming Sustainability Building Analysis
Highlights and features
  • Over 30 years of architectural and urban design expertise
  • LEED Accredited Professionals prioritize sustainable solutions
  • Award-winning approach to complex, public-sector projects
  • Advanced BIM and Revit implementation for precision
  • Deep local knowledge of Philadelphia's urban landscape
Services
Urban Design
Our urban design practice creates functional, sustainable public spaces that enhance community life. We specialize in zoning studies, public infrastructure projects, and mixed-use developments. With decades of experience in Philadelphia's urban landscape, we deliver solutions that balance density, accessibility, and environmental stewardship while meeting regulatory requirements.
Architecture
We provide comprehensive architectural services for residential, institutional, and commercial projects. From concept to construction, our team ensures innovative design, technical precision, and adherence to sustainability standards. Our portfolio includes award-winning renovations, additions, and new constructions that reflect client needs and contextual harmony.
Sustainability
Our sustainability consultants integrate energy-efficient systems and materials into every project phase. We guide clients through LEED certification processes and implement eco-friendly technologies. With LEED Accredited Professionals on staff, we ensure environmentally responsible designs that reduce operational costs and environmental impact while maintaining aesthetic integrity.
Building Analysis
We conduct detailed building condition assessments and feasibility studies for renovations and adaptive reuse. Our analysis includes structural integrity, code compliance, and system evaluations. Using advanced BIM tools, we identify potential issues early, ensuring cost-effective solutions that extend building lifespans while maintaining safety standards.
Planning & Programming
Our planning services optimize spatial efficiency and functionality for diverse projects. We develop master plans, conduct site analyses, and create programming documents that align with client goals. By integrating stakeholder input and regulatory requirements, we ensure spaces meet current needs while allowing for future adaptability across institutional, residential, and commercial contexts.
People
George L. Claflen, Jr.
Principal-in-Charge
FAIA and LEED AP accredited architect with 30+ years in Philadelphia. Expert in urban design, public projects, and zoning reform. Recipient of AIA Philadelphia's Harbeson Award and MIT professor emeritus.
Andrew Stein
Project Manager
Project Manager specializing in BIM implementation and technical design. Manages complex renovations and institutional projects. Holds Drexel University architecture degree and coordinates multidisciplinary teams for construction documentation.
Questions
What architectural services does Claflen Associates offer?
We provide urban design, building architecture, sustainability consulting, planning, and technical analysis for residential, institutional, and commercial projects.
Do you work with public sector clients?
Yes, we have extensive experience with government projects including city planning, public facilities, and zoning studies for Philadelphia and regional agencies.
Are your architects LEED certified?
Yes, our team includes LEED Accredited Professionals who guide sustainable design and certification processes for green building projects.
How do you handle complex renovation projects?
We use BIM technology and detailed condition assessments to address existing structures' challenges while balancing budget constraints and design goals.
What areas do you serve?
Primarily Philadelphia and the Delaware Valley region, with select projects across Pennsylvania and New Jersey.