Architectural Design Companies in the USA

Architecture is all around us shaping cities, neighborhoods, and the way people experience everyday life. In the United States, architectural design companies vary widely in their focus and style. Some concentrate on private homes and custom builds, while others take on major commercial developments or public infrastructure. These firms help turn ideas into built environments combining creativity, technical knowledge, and client goals to create spaces that are both practical and visually distinct. Whether working on adaptive reuse projects, sustainable buildings, or urban planning, architectural companies in the U.S. play a central role in shaping how places look and function.

2. Fontan Architecture

Fontan Architecture is an architectural design firm located in New York City. The practice is led by Jorge Fontan, a registered architect in New York and member of the American Institute of Architects.

The company engages in architectural work involving different building types and project scopes. According to the firm’s stated approach, their work considers site context, spatial usage, and design intent. Projects typically involve planning, design development, and coordination during construction, with a focus on aligning with the functional and spatial needs outlined by each project.

Key Highlights:

• Based in New York, operating from an office on West 27th Street
• Experience includes work on residential and commercial building types

Services:

• General architectural design
• Interior layout planning and renovations
• Single-family and multifamily residential projects
• Commercial building design
• Project coordination across design phases

3. Synthesis Design + Architecture

Synthesis Design + Architecture is a design practice based in Los Angeles. The firm has been operating from California since 2011 and holds architectural licenses in California, Arizona, and Colorado. 

The firm’s activities cover a broad range of design outputs including buildings, interiors, installations, and public art. Its stated process involves collaboration among different project participants and the application of digital tools and fabrication techniques. Project types vary and have included work in residential, retail, hospitality, and cultural sectors. The studio’s team includes individuals from different educational and geographic backgrounds.

Key Highlights:

• Operates under the leadership of Alvin Huang
• Licensed in three U.S. states: California, Arizona, and Colorado
• Has completed or participated in projects in North America, Europe, and Asia
• Team includes contributors with international training and experience

Services:

• Architectural design across multiple sectors
• Interior and exterior spatial planning
• Public installations and temporary structures
• Product and furniture design
• Collaborative design research and digital fabrication

4. Moab Architectural Design Company

Moab Architectural Design Company is a design studio, offering architectural services to clients in the region. The firm works on a range of projects that include residential construction, remodels, commercial developments, and reconstruction efforts. It brings together professionals from various disciplines, including architecture, engineering, and the visual arts.

The studio approaches design with an emphasis on visual expression and structural planning. According to its stated philosophy, the firm integrates creative and technical methods to develop project solutions. The team engages in all phases of project development, from early design to construction coordination, and describes its process as involving collaboration with clients and other professionals involved in the building process.

Key Highlights:

• Offers architectural services within the local and surrounding areas
• Multidisciplinary team including architects, engineers, and artists
• Works on residential, commercial, and reconstruction projects

Services:

• Architectural planning and design
• Interior and exterior remodeling
• New construction project coordination
• Reconstruction and redevelopment planning
• Design consultation and documentation

5. Design Build Architects

Design Build Architects is a Boston-based architectural firm that offers both design and construction services under a unified structure. The company operates using the design-build project delivery method, which merges the design and building phases into a single contractual framework.

The firm works on a variety of project types, including residential, commercial, and restaurant interiors. Its team includes architects, designers, and construction professionals who participate in project development from initial concept to final construction. Design Build Architects emphasizes the continuous collaboration between disciplines, integrating planning, architectural design, and construction oversight into one workflow.

Key Highlights:

• Based in Boston, Massachusetts
• Utilizes the design-build delivery model
• Offers combined architectural and construction services
• Engages in projects across residential, commercial, and hospitality sectors

Services:

• Architectural design and planning
• Integrated construction services
• Residential and commercial project execution
• Interior architecture for restaurants and corporate spaces
• Coordination of design and build processes under a single contract

6. American Design, Inc.

American Design, Inc. is an architectural and planning firm. The company has been active for multiple decades, providing services to both public and private sector clients. It is certified as a minority-owned business and holds MBE, DBE, and SBE certifications.

The firm’s project portfolio spans several sectors, including residential, commercial, retail, industrial, educational, and civic buildings. Its services cover various project types such as new construction, renovations, adaptive reuse, and building additions. The company participates in all phases of architectural development, from early planning to project closeout.

Key Highlights:

• Offers architectural and planning services to public and private clients
• Certified as an MBE, DBE, and SBE business
• Works on projects ranging from residential to public buildings

Services:

• Architectural design and development
• Urban and site planning
• Adaptive reuse and renovation design
• Building additions and new construction
• Project coordination from concept through completion

7. AS Architectural Design, LLC

AS Architectural Design, LLC is a multidisciplinary architectural firm that offers design and project management services. The company approaches projects with attention to the integration of form, material, light, and space, while also addressing site-specific conditions, functionality, and client requirements. Its stated aim is to adapt design solutions to the unique context and preferences of each project rather than follow a fixed architectural style.

The firm provides comprehensive oversight throughout the design and construction process. This includes architectural drawings, interior design, and construction coordination. The structure of the firm allows for involvement in various phases of development, from initial planning to completion.

Key Highlights:

• Operates as a multidisciplinary design and project management firm
• Focuses on integrating design, site, and construction processes
• Offers a unified approach that includes architecture, interiors, and construction oversight
• Works with a team of architects and construction professionals

Services:

• Architectural design
• Interior design coordination
• Construction management
• Full project lifecycle planning and execution
• Site-responsive design development

8. Architectural Design Consultants, Inc. (ADCI)

Architectural Design Consultants, Inc. is a Wisconsin-based firm offering architectural and design services. The company has offices in Lake Delton and Madison, and works with clients across a range of industries. Its approach to projects combines architectural planning with attention to operational and business-related factors.

ADCI is involved in both public and private sector work, with experience spanning commercial developments, hospitality projects, and community-focused buildings. One area of longstanding involvement includes resort and indoor waterpark design. The firm manages projects from concept through construction documentation and maintains a team structure that includes architects, engineers, and administrative staff.

Key Highlights:

• Headquartered in Lake Delton, with an additional office in Madison, Wisconsin
• Experience with commercial, hospitality, and civic projects
• Active in both architectural design and construction documentation
• Works with a broad range of private and institutional clients

Services:

• Architectural planning and design
• Site analysis and feasibility assessments
• Construction documentation and administration
• Interior design coordination

9. DesignGroup

DesignGroup is an architecture and design firm with offices in Columbus, Ohio, and Pittsburgh, Pennsylvania. The company provides services across a range of sectors, including healthcare, education, civic, science and technology, and commercial development. It combines architectural planning with interior design and long-term project planning.

The firm’s operations emphasize collaborative processes, both internally among team members and externally with clients and project partners. DesignGroup outlines a practice rooted in community engagement and sustainability, with an interest in how buildings contribute to the long-term needs of their users and environments. Its projects span new construction, renovations, and site planning for institutions and organizations.

Key Highlights:

• Located in Columbus, OH and Pittsburgh, PA
• Works across healthcare, education, commercial, and public sectors
• Emphasizes collaborative and integrated design methods
• Offers architectural and interior design services with a focus on long-term use and sustainability

Services:

• Architectural design and planning
• Interior design
• Campus and facility planning
• Programming and feasibility studies

10. Page

Page is a multidisciplinary design, architecture, and engineering firm operating in the United States and internationally. The company employs a large and diverse team and works on projects that vary in scale and complexity. Its services span multiple sectors and are structured to support integration between architecture, design, and technical disciplines.

The firm undertakes projects with a focus on their operational and community impact, addressing both function and broader environmental or societal considerations. Page works with public institutions, private clients, and organizations across different industries, combining planning, design, and engineering expertise within a unified project delivery approach.

Key Highlights:

• U.S.-based firm with additional international presence
• Combines architectural design, engineering, and planning services
• Works on complex and large-scale developments
• Focuses on cross-disciplinary collaboration and project integration

Services:

• Architecture and urban design
• Engineering (MEP, structural, and related services)
• Interior design and planning
• Sector-specific project delivery across healthcare, education, civic, and commercial markets
• Multidisciplinary project coordination and documentation

11. BRR Architecture

BRR Architecture is a U.S.-based architectural design firm with offices located in various cities across the country. The company has been in operation for multiple decades and undertakes design projects for clients with operations in different regions. Its team includes professionals in architecture and interior design, and the firm holds licenses to practice in all U.S. states.

The company provides architectural and interior design services for commercial, retail, and mixed-use developments. It is also involved in documentation, code-related consulting, and digital visualization. BRR engages in project work at both regional and national levels and maintains a multi-office structure to support its geographic coverage.

Key Highlights:

• Offices located in cities such as Kansas City, Seattle, and Atlanta
• Active across commercial, retail, and mixed-use sectors
• Licensed to provide services throughout the United States
• Staff includes architects and certified interior designers

Services:

• Architectural planning and design
• Interior space design
• Code review and permitting documentation
• Project visualization using digital tools
• Coordination for multi-location design programs

12. Tejjy Inc.

Tejjy Inc. is an architectural and engineering services company based in Maryland, operating within the broader Architecture, Engineering, and Construction (AEC) industry. The firm is active in various service areas, including design, building information modeling (BIM), 3D laser scanning, and construction-related coordination. It also offers facility and property management support.

The company works on a range of project types and phases, from initial design development to pre-construction planning and documentation. Its service offerings include BIM coordination, structural modeling, permit assistance, and facility condition assessments. Tejjy Inc. integrates multiple digital tools and methodologies in its workflows, supporting both renovation and new construction efforts.

Key Highlights:

• Based in Maryland, U.S.
• Provides services across architectural, engineering, and construction sectors
• Offers both design and digital coordination services
• Active in facility and property management support

Services:

• Architectural design and documentation
• BIM modeling and coordination (2D/3D/4D/5D)
• 3D laser scanning and point cloud conversion
• MEP and structural BIM services
• Construction management and pre-construction planning
• Permit assistance for various sectors

13. Studio Gang

Studio Gang is an architecture and urban design practice with offices in Chicago, New York, San Francisco, and Paris. The firm works across a range of project types and scales, including architecture, urban planning, interiors, and exhibitions. Its team is composed of architects, designers, and planners who collaborate across locations while maintaining engagement with local communities.

The studio’s work includes both public and private sector projects, and it regularly partners with specialists and consultants from other fields. Its activities also extend to civic involvement, youth mentorship, and environmental observation, integrating broader social and ecological interests into its design processes.

Key Highlights:

• Offices in Chicago, New York, San Francisco, and Paris
• Works on architecture, urban planning, interior environments, and exhibitions
• Participates in design-centered education and outreach programs
• Collaborates with multidisciplinary teams and community organizations

Services:

• Architectural design
• Urban and site planning
• Interior and exhibition design
• Community and civic design engagement
• Project research and concept development across multiple scales

14. Populous

Populous is a global architecture firm focused on large-scale civic, sports, and entertainment projects. With a network of offices around the world, the firm engages in the design of venues such as stadiums, arenas, and live event spaces. Its architectural work is often characterized by high-capacity environments intended for public use.

The firm’s projects involve integrated collaboration across design disciplines, supported by teams that operate both locally and internationally. Populous participates in the full lifecycle of venue planning and delivery, from early concept development through design and technical implementation. Its portfolio includes completed projects in multiple countries and regions.

Key Highlights:

• Specializes in sports, entertainment, and civic venue architecture
• Offices in various global locations with international project reach
• Works on high-capacity and complex public buildings
• Engages in collaborative and cross-disciplinary design processes

Services:

• Architectural design for sports and entertainment venues
• Planning and design of civic infrastructure
• Technical coordination for complex, large-scale structures
• Integration of digital and physical experience in venue design
• Consultation on sustainability and contextual design approaches

15. BNIM

BNIM is a U.S.-based design firm offering services in architecture, interior design, planning, and related disciplines. The company operates under an employee-owned model and works across a range of sectors, including education, civic, cultural, and nonprofit. Its project types include both new construction and rehabilitation of existing structures.

The firm’s scope of work includes architectural design, site and landscape planning, sustainability consulting, and development of signage and environmental graphics. BNIM engages in planning processes that involve coordination with stakeholders, as well as technical assessments related to space, infrastructure, and environmental factors.

Key Highlights:

• Provides multidisciplinary design services
• Works across sectors including education, civic, and cultural institutions
• Engaged in both new construction and renovation projects
• Offers site planning, interior design, and consulting services

Services:

• Architectural planning and design
• Interior space programming and layout
• Landscape and site development
• Planning for campus, civic, and institutional environments
• Environmental graphics and signage
• Sustainability consulting and certification coordination

16. David Baker Architects (DBA)

David Baker Architects is a design firm working in the fields of architecture and urban planning, with offices located in the San Francisco Bay Area and Birmingham, Alabama. The firm focuses on mixed-use and residential projects and is involved in planning and development at a variety of urban scales.

DBA’s work includes new construction and adaptive reuse, with an emphasis on multi-unit housing and neighborhood-scale design. The practice incorporates aspects of sustainability and urban integration, and collaborates with partners on projects that involve community planning and public infrastructure.

Key Highlights:

• Offices in California and Alabama
• Focus on mixed-use, residential, and urban design
• Involved in both new construction and reuse of existing buildings
• Participates in planning efforts related to housing and neighborhood development

Services:

• Architectural design for multi-unit housing and mixed-use projects
• Urban design and community planning
• Sustainability-focused design coordination
• Adaptive reuse and renovation planning
• Modular design and project documentation

17. HMC Architects

HMC Architects is a design firm with a focus on public-sector architecture, particularly in healthcare, education, and civic infrastructure. The company operates as an employee-owned organization and is involved in planning, designing, and developing spaces intended for institutional and community use.

The firm engages in architectural design, planning, and sustainability consulting across a range of project types. In addition to architectural services, HMC incorporates initiatives related to social responsibility and design education through internal programs and partnerships. Its work often includes collaboration with public institutions and nonprofit organizations.

Key Highlights:

• Employee-owned architectural firm
• Focuses on healthcare, education, and civic projects
• Engages with nonprofit and institutional partners
• Operates through a combination of design services and social impact initiatives

Services:

• Architectural design for public facilities
• Planning for education, healthcare, and civic spaces
• Interior design and space planning
• Sustainability consulting
• Stakeholder engagement and pre-design analysis

18. AFRY - Architecture & Design

AFRY is a multidisciplinary organization offering services that integrate architecture, engineering, and advisory expertise. The firm operates internationally and includes more than 500 professionals working across architecture and design disciplines. AFRY’s work spans internal and external architectural projects, industrial and public infrastructure, urban development, and landscape planning.

Within its architecture and design division, AFRY includes multiple affiliated studios and brands, such as AFRY Ark Studio, Gottlieb Paludan Architects, and sandellsandberg. These groups operate under a shared framework while maintaining regional and project-specific focus.

Key Highlights:

• Multinational presence with regional studios in Sweden, Norway, Finland, and other locations
• Offers integrated architectural, urban, and infrastructure design services
• Combines architecture with specialized areas such as lighting, acoustics, and digital design
• Operates through affiliated studios under the AFRY umbrella

Services:

• Architectural design for public, private, and industrial projects
• Urban planning and landscape architecture
• Lighting design and acoustics consulting
• UX and product design through AFRY Experience Studios

Conclusion

The architectural landscape in the United States is as diverse as the communities it serves. From firms focused on residential renovations to those designing major civic and commercial developments, each company brings its own approach and experience to the table. Whether it’s integrating sustainable practices, working across disciplines, or tailoring projects to local needs, these firms highlight the many ways architecture shapes everyday life.

Choosing the right architectural partner depends on the specifics of a project, its scale, purpose, and the kind of collaboration needed. Across the country, architectural practices continue to shape spaces that respond to both functional needs and the character of their communities.