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Your Trusted Partner for Architectural Design in Cincinnati
A359 Partners In Architecture is an award-winning architecture firm rooted in collaboration, communication, and creativity. We specialize in sustainable design, adaptive reuse, and urban redevelopment, transforming underutilized spaces into meaningful places. Our employee-owned structure ensures every project benefits from the direct involvement of principals, combining technical expertise with a commitment to client satisfaction.

With a diverse portfolio spanning education, commercial, retail, municipal, and hospitality sectors, we deliver solutions that balance aesthetics, functionality, and environmental stewardship. Our work extends across the U.S. and internationally, driven by a mission to create enlightened buildings and sustainable communities.
Services
Architectural Design Urban Redevelopment Interior Design Site Planning Sustainability Consulting Architectural Rendering
Highlights and features
  • We offer small firm service with large firm capabilities.
  • Our employee-owned structure ensures direct principal involvement in every project.
  • We specialize in adaptive reuse of historic and underutilized buildings.
  • Our team includes LEED-certified professionals committed to sustainability.
  • We maintain a global reach with local market expertise.
What people say
Consistent attention to detail Technical expertise Client satisfaction Congenial collaboration Creative solutions
Services
Architectural Design
We provide full-cycle architectural design from concept to construction. Our approach balances aesthetics and functionality while prioritizing sustainability. Services include building assessments, space planning, and construction administration for commercial, educational, and municipal projects.
Urban Redevelopment
Our urban redevelopment focuses on revitalizing underutilized spaces through adaptive reuse. We transform historic structures into modern, functional environments while preserving cultural heritage. Projects integrate sustainable practices to create economically viable, community-focused developments.
Interior Design
We create purpose-driven interior environments tailored to client needs. Our designs enhance productivity and user experience in corporate workplaces and educational institutions while maintaining alignment with organizational culture and sustainability goals.
Sustainability Consulting
Our LEED-certified professionals guide clients through sustainable building practices. We implement energy-efficient solutions and advocate for environmentally responsible materials to achieve LEED certification and long-term operational savings.
Architectural Rendering
We produce detailed architectural renderings to visualize concepts for client presentations and fundraising. These visualizations communicate design intent clearly, helping stakeholders understand spatial relationships and project outcomes.
People
Cori Cassidy
Architect and Partner
LEED-certified architect with expertise in sustainable design and historic preservation. Directly involved in project leadership and client collaboration.
Andrew Harte
Architect and Partner
Experienced in complex architectural projects with a focus on technical precision and innovative solutions for urban environments.
Brian Coffman
Architect and Partner
Specializes in international projects and adaptive reuse, combining modern functionality with traditional architectural elements.
Brett Flodder
Architect
Focuses on integrating sustainable practices into commercial and educational building designs while maintaining aesthetic integrity.
Gregory Kissel
Architect
Brings technical expertise to diverse projects, emphasizing client collaboration and attention to detail in every design phase.
Questions
What architectural services does A359 offer?
We provide full architectural design, urban redevelopment, interior design, sustainability consulting, and architectural rendering services.
Do you specialize in historic building renovations?
Yes, we focus on adaptive reuse of historic structures while preserving their character and integrating modern functionality.
Are your architects LEED-certified?
All partners hold LEED AP credentials and implement sustainable design practices in every project.
Do you work on international projects?
We have completed projects in Morocco and maintain an office in Rabat while serving clients globally.
How does your firm approach client collaboration?
Every project involves direct principal engagement and emphasizes transparent communication throughout the design process.