Business Details
Your Trusted Architecture Partner in NYC & Frankfurt
1100 Architect is a full-service architecture firm headquartered in New York City with a satellite office in Frankfurt, Germany. Our practice spans diverse project types, including private residences, educational institutions, public buildings, and cultural landmarks. With expertise in new construction, renovation, and historic preservation, we create enduring spaces that respond to site conditions, optimize functionality, and prioritize environmental sustainability. Our integrated approach combines architecture, interior design, and sustainability consulting to deliver cohesive, client-focused solutions. We specialize in guiding institutions and organizations through master planning, programming, and feasibility studies to align spatial strategies with long-term goals.Recognized for our work in urban and rural contexts, our portfolio includes award-winning projects featured in leading design publications. Our team of experienced architects and designers brings decades of technical and creative expertise to every project, ensuring rigorous attention to detail and innovation. We are committed to reducing embodied carbon through adaptive reuse and sustainable material selection while maintaining aesthetic and functional excellence. Our collaborative process emphasizes clear communication and consensus-building to achieve successful outcomes tailored to client needs. With a global perspective and local knowledge, we serve clients across North America, Europe, and Asia.
Services
Architectural Design
Building Renovation
Historic Preservation
Interior Design
Sustainability Consulting
Master Planning
Programming Services
Feasibility Studies
Highlights and features
- We offer 50+ years of combined experience in urban and rural architectural design.
- Our team holds specialized expertise in historic preservation and adaptive reuse.
- We integrate sustainability into every project through LEED-certified practices.
- Our global presence spans New York, Frankfurt, and key international markets.
- We provide end-to-end services from feasibility studies to construction oversight.
Associations and certifications
- LEED AP
- BDA
What people say
Innovative architectural solutions
Exceptional historic preservation
Strong sustainability focus
Experienced design teams
Award-winning projects
Services
Architectural Design
We create custom architectural solutions for new constructions across residential, educational, and cultural sectors. Our designs optimize site conditions while balancing aesthetic innovation with functional requirements. Projects include luxury residences, academic facilities, and public landmarks that prioritize long-term sustainability and community impact.
Historic Preservation
Our team specializes in restoring protected buildings and structures within historic districts. We maintain original materials and cultural narratives while implementing modern updates for safety and efficiency. Services include landmark approvals, restoration planning, and adaptive reuse strategies that meet 21st-century standards.
Sustainability Consulting
We integrate environmental responsibility into every project phase through energy-efficient systems and low-impact materials. Our LEED-certified professionals guide clients in reducing carbon footprints while maintaining design integrity. Services include daylight optimization, air quality improvements, and sustainable material selection.
Master Planning
We develop comprehensive frameworks for institutions and municipalities to align physical spaces with organizational goals. Our process includes needs assessments, growth projections, and phased implementation plans that create cohesive, future-ready environments for educational campuses and public facilities.
Interior Design
Our interior design services ensure seamless integration with architectural elements through custom space planning and material selection. We focus on wellness-oriented environments with intuitive layouts, optimized lighting, and bespoke furniture solutions that enhance user experience in residential and commercial settings.
People
David Piscuskas
Founding Principal
FAIA and LEED AP accredited architect with over 30 years of experience in urban design and sustainable architecture. Co-founded 1100 Architect in 1974, focusing on complex institutional and residential projects across three continents.
Juergen Riehm
Founding Principal
BDA-certified architect specializing in historic preservation and cultural projects. Has led major restoration initiatives in Europe and North America while maintaining a focus on sustainable design principles since the firm's founding.
Gwendolyn Conners
Principal
AIA-certified architect with expertise in educational facility design. Oversees PreK-12 school projects and university master plans, emphasizing flexible learning environments that support evolving pedagogical needs and community engagement.
Ed Parker
Principal
LEED AP principal specializing in residential architecture. Leads luxury home design projects in coastal and urban markets, focusing on integrating natural elements with modern living requirements for high-end private clients.
Betty Gonzalez
Business Director
Manages firm operations and client relations with 25+ years of experience in architectural project management. Ensures seamless coordination between design teams and clients across international offices in New York and Frankfurt.
Questions
What architectural services does 1100 Architect offer?
We provide full-service architecture including new construction, renovations, historic preservation, interior design, sustainability consulting, master planning, and feasibility studies.
Do you specialize in specific building types?
Our expertise spans residential (townhouses, coastal homes), educational facilities, cultural institutions, public buildings, and commercial spaces with tailored design solutions.
How does 1100 Architect approach sustainability?
We integrate LEED-certified practices, energy-efficient systems, and low-impact materials while optimizing natural light and air quality in all project phases.
Can you work on historic landmark buildings?
Yes, our team has extensive experience in restoring protected structures while meeting modern functionality requirements and obtaining necessary regulatory approvals.
What geographic areas do you serve?
We operate globally with primary offices in New York City and Frankfurt, handling projects in North America, Europe, and Asia.
How do you manage large-scale institutional projects?
We employ phased master planning, stakeholder collaboration, and rigorous feasibility analysis to ensure alignment with organizational goals and budget constraints.
