
We are PQCAS
PQC Architectural Studio (PQCAS) is an award-winning, multidisciplinary architecture, engineering, and project delivery firm specializing in institutional infrastructure, historic preservation, restoration, and construction management. The firm delivers technically rigorous, compliant, and design-driven solutions for public and private sector clients across Puerto Rico, the Caribbean, the United States—particularly Florida—and select international markets.
PQCAS emerged as the evolution of a distinguished professional legacy following the retirement of its principal’s longtime partner and father, concluding a 28-year collaboration under OPQ Architects, PSC. Building on this foundation, the studio has advanced a 12-year trajectory of continued service, strategic growth, and market expansion.
With over four decades of combined experience, PQCAS integrates institutional knowledge with a forward-looking vision centered on resilience, innovation, and preservation. The firm is recognized for its deep expertise in federally funded programs, supporting agencies and clients in navigating and executing projects under FEMA, HUD, and other regulatory frameworks with precision, accountability, and full compliance.
Our work is defined by a disciplined approach to technical excellence, budget-conscious design strategies, and a strong sensitivity to the cultural and architectural value of the built environment. PQCAS is particularly distinguished in the restoration of historically significant structures, where design integrity and regulatory compliance must operate in seamless alignment.
Headquartered in San Juan, Puerto Rico, PQCAS remains committed to delivering high-performance solutions that advance client objectives while safeguarding the legacy and resilience of the communities we serve.
When Passion Meets Precision
Why PQCAS
- FEMA & Federal Compliance Expertise
- Historic Preservation Leadership
- Institutional Infrastructure Specialists
- Puerto Rico Regulatory Expertise
Core Capabilities
- Architectural & Engineering Design (A/E)
- Existing Conditions & Hazard Assessments
- FEMA HMGP & Public Assistance (PA) Compliance
- CDBG-DR / CDBG-MIT Program Support
- Historic Preservation & Restoration (Secretary of the Interior Standards)
- Building Envelope Evaluation & Rehabilitation
- Construction Administration & Project Management (PM/CM)
Focus on Results
With over 90% of our designed projects successfully built, our expertise in guiding projects from concept to design development, construction documentation, and construction supervision is well established. Many of our projects have received industry awards and recognition for excellence in architecture and construction.
Differentiators
- Proven experience in FEMA-compliant project delivery (2 CFR Part 200, NEPA/EHP coordination)
- Specialized expertise in historic structures and preservation methodologies
- Integrated approach combining technical performance, resilience, and design excellence
- Strong understanding of Puerto Rico regulatory frameworks and public procurement processes
- Leadership with AIA, NCARB, and licensed professionals

BBB A+ Accreditation
At PQCAS, we are proud to hold the Better Business Bureau (BBB) A+ Accreditation, a distinction that reflects our unwavering commitment to integrity, transparency, and excellence in customer service. This recognition underscores our dedication to upholding the highest professional standards in every transaction and relationship we build. As an accredited company, clients can trust that we operate with accountability, ethical business practices, and a consistent focus on delivering superior results and client satisfaction.

Meet our team
Behind every service we provide is a dedicated team of professionals, each bringing their unique expertise and enthusiasm to our business. You'll get to know the individuals who make it all happen. From the creative minds to the strategic thinkers, our team is our greatest asset. Learn about their backgrounds, their roles, and the passion they bring to their work every day. We believe it's the people who make the difference, and we're proud to showcase the talented individuals who drive our success. Together, we work tirelessly to deliver the best for our customers and to continually evolve and grow.
“Working with PQC Architectural Studio was a fantastic experience. Their attention to detail and creative approach resulted in a stunning design for my new home. I highly recommend their services.”
George Stanley
Meet the Principal
Pablo R. Quiñones Cordero, AIA NCARB CAAPPR SME
Pablo R. Quiñones Cordero is a senior architect and Principal of PQC Architectural Studio (PQCAS), bringing over 38 years of professional experience leading complex architectural, infrastructure, and historic preservation projects. His career is defined by a disciplined commitment to design excellence, regulatory precision, and the delivery of resilient, community-focused environments.
He holds a Bachelor of Science in Architecture from Louisiana State University and completed advanced studies in Civil and Industrial Engineering at the University of Puerto Rico–Mayagüez (CAAM). This multidisciplinary foundation informs his integrated approach to design, combining technical rigor with a comprehensive understanding of construction systems and project delivery.
Throughout his career, Mr. Quiñones has led projects across Puerto Rico, the U.S. Virgin Islands, and Florida, with a portfolio that spans institutional, educational, hospitality, and civic sectors. His work includes restoration and rehabilitation efforts within the Capitol of Puerto Rico and La Fortaleza, the Governor’s Mansion, as well as award-winning projects such as the Ponce Hilton Resort and Convention Center. His approach consistently balances design intent with budget discipline and long-term asset performance.
A recognized leader in historic preservation, he has successfully delivered projects involving culturally significant structures in coordination with the Puerto Rico Institute of Culture (ICP) and the State Historic Preservation Office (SHPO). His expertise ensures that projects align with federal and local regulatory frameworks, including FEMA requirements and the Secretary of the Interior’s Standards, while safeguarding the architectural integrity of each structure.
In addition to his design leadership, Mr. Quiñones has provided Construction Management services for major public agencies, including the Puerto Rico Infrastructure Financing Authority (PRIFA), managing complex projects with demanding schedules and funding constraints. His work reflects a strong command of compliance-driven environments and multidisciplinary coordination.
His professional trajectory includes collaboration with internationally recognized preservation architects such as Richard Heisenbottle, FAIA, and Hilario Candela, FAIA, contributing to landmark efforts including the restoration efforts for the Miami Marine Stadium, Dyer Court House, Carl Fisher Clubhouse, among others. These experiences have reinforced his ability to operate at the intersection of design excellence and preservation at the highest level. (See below "Related Collaborations")
Through his varied practice, he delved into hospitality, multi-Family residential, educational, institutional, urban design projects and entered the intricate world of historic preservation/adaptive reuse design. His hospitality project Ponce Hilton Resort and Convention Center won awards for the use of exposed architectural concrete, and the current building is mostly intact through the test of time. His portfolio includes numerous buildings and offices within the Capitol of Puerto Rico, restoration works at La Fortaleza—the Governor’s Mansion—an extensive range of educational facilities from schools to universities, civic and urban projects such as Plaza San Juan Bautista, elderly housing developments, and historic restoration of churches, civic projects such as Plaza San Juan Bautista. His professional trajectory reflects a steadfast commitment to architectural excellence, heritage preservation, and the delivery of resilient, community-centered environments.
An active member of the American Institute of Architects (AIA) and the Colegio de Arquitectos y Arquitectos Paisajistas de Puerto Rico (CAAPPR), Mr. Quiñones continues to contribute to the profession through leadership, mentorship, and advocacy for the preservation of the built environment.
Under his leadership, PQCAS delivers projects with precision, accountability, and a forward-looking vision—bridging legacy and innovation to create enduring impact across the communities it serves.
Leadership in Preservation - Restoration and Design Excellence
EDUCATION:
B.S. Architecture, Louisiana State University
Transferred to Louisiana State University under Civil Engineering (Senior Year)
Enrolled at the University of Puerto Rico, Mayaguez Campus (CAAM)- Civil-Industrial Engineering
CERTIFICATIONS & AFFILIATIONS:
Licensed Architect Puerto Rico
Licensed Planner Puerto Rico
Licensed Architect Florida, USA
CAAPPR Affiliate
NCARB Certificate
AIA Puerto Rico Chapter Member
AIA Florida Chapter Member
ICAA Florida Chapter Member
Dade Heritage Trust Member
National Trust for Historic Preservation Member
DO CO MOMO Member
ICOMOS Member
World Heritage Center (UNESCO) Member
Association for Preservation Technology International Member