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Business Details
29 Years
experience
Sustainable & Innovative Architectural Design Solutions in Berlin, MD
David D. Quillin Architecture is a small firm dedicated to thoughtful, responsive, sustainable, and innovative residential and commercial design. Established in 1997 in Berkeley, California, and relocated to Maryland in 2000, we prioritize client collaboration through active listening and thorough analysis of project programs, sites, and contexts. Our focus lies in creating visually striking buildings that function at a high level, with particular emphasis on sustainable practices and partnerships with non-profit organizations.

Recognized through numerous awards for both commercial and residential work, we approach projects of all scalesfrom furniture to office buildingswith a commitment to improving lives through design. Our team brings decades of combined experience in architectural innovation while maintaining deep ties to local communities.
Services
Residential Design Commercial Architecture Sustainable Design Project Renovations Non-Profit Projects Office Buildings Tenant Improvements Educational Facilities Mixed-Use Developments Eco-Friendly Construction
Details
  • Year established: 1997
Highlights and features
  • We offer 25+ years of architectural experience with LEED-certified professionals
  • Our team implements patented sustainable design methodologies
  • We provide 24/7 personalized client consultation during active projects
  • Our firm holds multiple AIA design awards for architectural excellence
  • We maintain transparent communication throughout the entire design process
Associations and certifications
  • LEED Building Design & Construction
What people say
Award-winning designs Sustainable focus Client-centric approach Creative solutions Professional expertise
Services
Residential Design
We create custom residential designs that balance aesthetic appeal with functional living spaces. Our approach incorporates site-specific considerations, sustainable materials, and modern construction techniques to deliver homes that enhance occupants' quality of life while maintaining environmental responsibility.
Commercial Architecture
Our commercial architecture services focus on creating functional, code-compliant spaces that reflect brand identity. We specialize in office buildings, retail spaces, and mixed-use developments that optimize workflow efficiency while incorporating sustainable design principles and modern aesthetics.
Sustainable Design
We integrate environmentally responsible practices throughout the design process using LEED-certified methodologies. Our sustainable solutions include energy-efficient systems, passive solar design, and locally sourced materials that reduce environmental impact while maintaining architectural integrity and functionality.
Project Renovations
Our renovation expertise preserves architectural character while modernizing functionality. We specialize in historic preservation, space optimization, and systems upgrades that extend building lifespans. Our approach maintains structural integrity while incorporating contemporary design elements and improved energy performance.
Non-Profit Projects
We partner with non-profit organizations to create mission-driven spaces that maximize community impact. Our services include facility planning, grant-compliant design, and cost-effective construction solutions tailored to organizations' unique needs while maintaining architectural excellence and sustainability standards.
People
David D. Quillin
Principal Architect
Licensed architect with 25+ years experience specializing in sustainable design. LEED-certified professional and AIA award winner. Holds architecture licenses in five states. Focuses on client collaboration and environmentally responsible solutions across residential and commercial projects.
Questions
What architectural services do you specialize in?
We specialize in residential and commercial design, sustainable architecture, renovations, and non-profit projects with a focus on LEED-certified solutions.
How do you incorporate sustainability into designs?
We use passive solar design, locally sourced materials, energy-efficient systems, and LEED-certified methodologies to create environmentally responsible buildings.
What areas do you serve?
We primarily serve Delaware, Maryland, Virginia, Pennsylvania, and New Jersey with architectural projects of various scales.
How does your design process work?
Our process begins with client consultation, followed by site analysis, concept development, and detailed design. We maintain constant communication throughout construction.
What makes your firm unique?
Our combination of LEED-certified expertise, award-winning design, and personalized service creates distinctive architectural solutions tailored to client needs.