The USA is home to some of the most influential interior design companies in the world. From luxury residences and hospitality environments to corporate headquarters, healthcare spaces, retail projects, and large mixed-use developments, American design firms continue to shape global standards in interiors.
When people search for the top interior design companies in the USA, they are usually looking for firms that combine design creativity, technical expertise, large-scale project experience, and strong execution capability. Some firms are especially well known for workplace and commercial interiors, while others stand out in hospitality, luxury residential design, healthcare, education, and public projects.
This guide highlights some of the top interior design companies in the USA based on market visibility, design influence, project scale, and overall industry recognition. Whether the project is a hotel, office, branded retail environment, or high-end home, these firms represent some of the strongest names in the American design landscape.
Quick List of the Top Interior Design Companies in the USA
- Gensler
- Rockwell Group
- Perkins&Will
- HOK
- HKS
- CannonDesign
- NELSON Worldwide
- CallisonRTKL
- Wilson Associates
- Skidmore, Owings & Merrill
Comparison Table
| Company | Main Focus | Best Known For | Ideal For |
|---|---|---|---|
| Gensler | Global architecture and interiors | Workplace, commercial, retail, and large-scale mixed-use design | Corporate, developer, and enterprise clients |
| Rockwell Group | Hospitality and experiential interiors | Hotels, restaurants, entertainment, and lifestyle spaces | Hospitality and experience-driven brands |
| Perkins&Will | Architecture and interiors | Sustainable and research-driven design | Institutional, workplace, and public-sector projects |
| HOK | Architecture, planning, and interiors | Corporate, civic, aviation, and large-scale projects | Complex multi-sector developments |
| HKS | Architecture and interiors | Healthcare, hospitality, sports, and commercial design | Large organizations and specialized sectors |
| CannonDesign | Integrated design solutions | Healthcare, education, and human-centered environments | Institutional and mission-driven clients |
| NELSON Worldwide | Interior design and strategy | Workplace, retail, and brand environments | Corporate and retail transformation projects |
| CallisonRTKL | Architecture and commercial design | Retail, mixed-use, and developer-led projects | Developers and commercial clients |
| Wilson Associates | Luxury interiors | High-end hospitality and premium interior concepts | Luxury hotel and upscale design clients |
| Skidmore, Owings & Merrill | Architecture and integrated design | Iconic large-scale developments and premium built environments | Major real estate and landmark projects |
1. Gensler
Gensler is one of the most recognized design firms in the United States and globally. It is especially well known for workplace interiors, commercial environments, mixed-use developments, brand spaces, and large-scale design strategy. Its breadth makes it one of the strongest names for clients seeking a firm with both scale and design influence.
What makes Gensler stand out is its ability to operate across many sectors while maintaining a strong design identity. It is especially relevant for businesses, developers, and organizations looking for a design partner with major project experience and global reach.
Website: gensler.com
2. Rockwell Group
Rockwell Group is one of the most recognizable names in hospitality and experiential interior design in the USA. It is especially associated with hotels, restaurants, nightlife, entertainment spaces, and environments that are meant to feel immersive and memorable.
Its strength lies in storytelling through space. For brands and clients who want interiors to feel expressive, cinematic, and highly experiential, Rockwell Group remains one of the strongest choices in the American design market.
Website: rockwellgroup.com
3. Perkins&Will
Perkins&Will is a major American design firm known for architecture, interiors, research-led design, and sustainability-focused thinking. It is especially relevant in sectors such as workplace, education, healthcare, civic spaces, and institutional environments.
The firm stands out because of its reputation for combining design quality with broader thinking around health, research, resilience, and long-term performance. For clients looking beyond surface-level aesthetics, Perkins&Will is a highly credible name.
Website: perkinswill.com
4. HOK
HOK is a leading American design, architecture, engineering, and planning firm with strong interiors capability across corporate, public, aviation, commercial, and institutional projects. It is particularly relevant where projects are large, technically demanding, or operationally complex.
Its appeal comes from range and depth. HOK is often considered by clients who need a design partner capable of handling scale, coordination, and long-term project delivery in sophisticated environments.
Website: hok.com
5. HKS
HKS is another highly visible American design firm with strong relevance in healthcare, hospitality, sports, workplace, and commercial environments. It is known for balancing design ambition with technical performance and sector-specific expertise.
This makes HKS especially useful for clients who need more than a purely decorative interior outcome. In sectors where experience, operations, and technical requirements intersect, HKS is a strong name to consider.
Website: hksinc.com
6. CannonDesign
CannonDesign is widely known for integrated design solutions with strong visibility in healthcare, education, science, and institutional environments. Its interior design work often reflects a strong human-centered and performance-driven approach.
That focus makes CannonDesign particularly relevant for clients who prioritize how spaces function for people over time, especially in environments where user wellbeing and operational outcomes matter.
Website: cannondesign.com
7. NELSON Worldwide
NELSON Worldwide has built a strong reputation in workplace, retail, and brand-driven interiors. It is especially relevant for businesses looking to transform office culture, customer experience, or brand expression through the design of physical space.
Its value lies in combining strategy with interior design. For organizations rethinking their workplace or retail experience, NELSON Worldwide is one of the stronger names in this category.
Website: nelsonworldwide.com
8. CallisonRTKL
CallisonRTKL is a major name in commercial architecture and interiors, especially in retail, mixed-use, and developer-led projects. It is often associated with large commercial environments that require both design appeal and commercial practicality.
For developers, retail brands, and mixed-use clients, CallisonRTKL stands out because it understands how interior design contributes to both brand positioning and real estate value.
Website: callisonrtkl.com
9. Wilson Associates
Wilson Associates is especially well known for luxury hospitality interiors. It is one of the more recognized names for upscale hotel, resort, and premium guest experience design.
This makes it particularly relevant for hospitality clients who want interiors with a strong luxury identity. In that segment, Wilson Associates remains a respected and recognizable brand.
Website: wilsonassociates.com
10. Skidmore, Owings & Merrill
Skidmore, Owings & Merrill, often referred to as SOM, is one of the most iconic design firms in the USA. While it is best known for architecture and landmark-scale developments, its integrated design capability also makes it relevant in high-profile interior environments tied to major projects.
Its inclusion reflects the importance of integrated design in the American market, where architecture and interiors often work together to shape powerful commercial, corporate, and civic spaces.
Website: som.com
How to Choose the Right Interior Design Company in the USA
The best interior design company depends on your project type. For workplace, commercial, and large-scale business environments, Gensler, HOK, Perkins&Will, and NELSON Worldwide are especially relevant. For hospitality and experience-led spaces, Rockwell Group and Wilson Associates stand out more strongly.
If the project is institutional or healthcare-focused, CannonDesign and HKS may be more appropriate. For retail and developer-led projects, CallisonRTKL is especially relevant. For iconic large integrated developments, SOM remains a major name.
Final Thoughts
The American interior design market is broad, sophisticated, and highly influential. That means the best firm is not simply the most famous one, but the one that fits the scale, sector, style, and strategic needs of the project.
If you are looking for the top interior design companies in the USA, Gensler, Rockwell Group, Perkins&Will, HOK, HKS, CannonDesign, NELSON Worldwide, CallisonRTKL, Wilson Associates, and Skidmore, Owings & Merrill all stand out for different reasons. Together, they represent a strong cross-section of the USA interior design landscape.
FAQs
What services do interior design companies in the USA usually offer?
Most major interior design companies offer concept design, space planning, material selection, visualization, design development, project coordination, and in some cases integrated delivery with architecture and fit-out support.
Which firms are best for commercial and workplace interiors?
Gensler, HOK, Perkins&Will, and NELSON Worldwide are especially relevant for workplace and commercial interior design.
Which interior design companies are strongest in hospitality?
Rockwell Group and Wilson Associates are among the most recognizable names for hospitality and guest experience-driven interiors.
Are large American design firms active internationally?
Yes, many of the top US-based design firms work internationally and handle projects across multiple regions and sectors.
Is the USA a strong market for premium interior design?
Yes, the USA remains one of the world’s most influential markets for interior design, spanning luxury residential, hospitality, workplace, retail, institutional, and large-scale commercial environments.
