Business Details
Award-Winning Architecture & Urban Design in Philadelphia
At SITIO, we are a collaborative practice of architects, urban designers, and planners dedicated to creating context-sensitive, transformative developments. Founded by Antonio Fiol-Silva, our firm has earned national recognition for award-winning projects that emphasize placemaking, sustainability, and design excellence. Our work spans diverse scales and typologies, from civic and cultural spaces to residential and mixed-use developments. We are committed to addressing local context while delivering innovative solutions that enhance communities. Our teams expertise is reflected in numerous accolades, including seven ULI Philadelphia Awards for Excellence and a ULI Global Award for Excellence.We integrate sustainability into every project, exemplified by Paseo Verde, the nations first LEED ND Platinum Certified project. Our principals bring decades of experience, leadership in professional organizations, and a passion for mentoring the next generation of designers. We prioritize collaboration, community engagement, and design excellence in every endeavor. Our projects have been recognized with AIA awards, IES Lighting Awards, and regional/national honors. Through volunteer work, educational partnerships, and civic involvement, we strive to make a lasting impact beyond architecture.
Services
Urban Design
Architectural Planning
Sustainable Development
Civic Projects
Mixed-Use Development
Community Engagement
Master Planning
Public Infrastructure
Highlights and features
- We have over 20 years of experience in urban design and architecture.
- Our team includes nationally recognized leaders in sustainable development.
- We prioritize context-sensitive solutions tailored to local communities.
- Our projects have received multiple ULI and AIA awards for excellence.
- We integrate sustainability into every project, including LEED-certified developments.
Associations and certifications
- ULI Global Award for Excellence
- AIA National Urban Design Award
- USGBC Project of the Year Award
- LEED AP
What people say
Award-winning projects
Sustainable focus
Community engagement
Design excellence
Services
Urban Design
SITIOs urban design services focus on creating walkable, sustainable, and context-sensitive environments. We integrate public spaces, transportation, and mixed-use development to enhance urban living. Our work emphasizes community engagement and long-term viability.
Sustainable Development
We specialize in sustainable development, incorporating energy efficiency, green materials, and LEED-certified practices. Projects like Paseo Verde demonstrate our commitment to environmental stewardship and innovative eco-friendly design.
Civic Projects
SITIO designs civic projects that foster community interaction, including libraries, recreation centers, and cultural facilities. Our approach balances functionality with aesthetic appeal to serve diverse public needs.
Mixed-Use Development
We create mixed-use developments that combine residential, commercial, and recreational spaces. Our designs promote vibrant, self-sustaining communities through thoughtful integration of amenities and infrastructure.
Architectural Planning
SITIOs architectural planning services cover concept development, zoning compliance, and detailed design execution. We ensure projects align with client goals while meeting regulatory and sustainability standards.
People
Antonio Fiol-Silva
Founding Principal
Antonio is a nationally recognized leader in planning and design, with awards including a ULI Global Award for SteelStacks and an AIA Urban Design Award. He serves on ULIs Global Governing Trustee board and holds a Master of Architecture in Urban Design from Harvard.
Karen Blanchard
Principal
Karen focuses on design excellence in civic, residential, and educational projects. She has received the AIA Philadelphia Young Architect award and leads community development initiatives as a Fairmount CDC board member.
Andrew Ferrarelli
Principal
Andrew specializes in cultural and mixed-use projects, including the AIA Silver Medal-winning 2500 League Island facility. He mentors emerging architects and contributes to community projects like Little Free Libraries.
Questions
What types of projects does SITIO specialize in?
SITIO specializes in urban design, architectural planning, sustainable development, civic projects, and mixed-use developments.
Has SITIO received any industry awards?
Yes, SITIO has won seven ULI Philadelphia Awards for Excellence, a ULI Global Award, and multiple AIA and IES Lighting Awards.
Does SITIO focus on sustainability?
Yes, sustainability is core to our practice, exemplified by projects like Paseo Verde, the first LEED ND Platinum Certified project.
Where is SITIO based?
SITIO is headquartered in Philadelphia, PA, with projects across the U.S., including Detroit and Charlottesville.
How does SITIO engage with communities?
We prioritize community input through workshops, partnerships, and projects like the Johnny Sample Recreation Center planting day.
