Founded in 1935 by dynamic duo Art and Drew Gensler, Gensler is a pioneer in corporate design. Today, this interior design firm certainly dominates the design industry and is responsible for all kinds of projects, from airports to shopping malls and educational institutions.

Gensler opened offices in the United States in the 1970s and 1980s and overseas offices in the 1980s and 1990s. In 2021, Gensler had revenues of $1.235 billion, the highest of any US architectural firm. As of 2021, Gensler has offices in 49 cities in 16 countries worldwide, serving customers in more than 100 countries. In addition, Gensler is considered one of the leading design innovation companies and always keeps up with the latest design trends.

Founded: 1965
Headquarters: San Francisco, California
Revenue: $1,322,095,908(2020)
Website: https://www.gensler.com/

Decorilla is one of the leading interior design companies that forever changed the face of the design world. Decorilla continues to push boundaries with cutting-edge technologies in interior design from traditional, interactive and virtual reality. From hotel room design to treatment rooms to stylish cafes, the Decorilla team excels in commercial interior design.

Decorilla also employs hundreds of leading residential and commercial interior designers across the United States to overcome obstacles and achieve the best possible results. These talented interior designers also bring fresh concepts to commercial spaces. As a result, Dekorilla has been featured in major publications such as the New York Times, Huffington Post, and Architectural Digest.

Founded: December 1, 2012
Headquarters: 230 Park Ave, Fl 3, New York City, US
Revenue: $9 million
Website: https://www.decorilla.com/

Kobi Karp Architecture & Interior Design, Inc. (KKAID) is an architectural and interior design firm founded by Miami architect Kobi Karp. KKAID is linked to the design of large-scale, high-rise condominium and hospitality projects to intimate, small-scale, low-rise residential and commercial structures. Kobi Karp Architecture & Interior Design was founded in 1996 and in operation to date has been linked to $36 billion in projects globally.

Kobikaf is well known for its corporate interior design, so it's hard to miss out on its designs in popular publications. Its diverse creative interior designers have been involved in great projects for major corporations such as Hyatt, Hilton, Starwood, Wyndham, and more. Kobikaf has definitely mastered everything from exotic beach resorts to hotels with fantastic skyline views! In addition, their designs are dedicated to living a modern, crisp and luxurious lifestyle.

Founded: 1996
Headquarters: 571 NW 28TH St Miami, FL, 33127-4137 United States
Revenue: $7.62 million
Website: http://www.kobikarp.com/

IA Interior Architects is the first international architecture firm to specialize exclusively in interiors. The company provides strategic planning, internal architecture and design services for businesses, businesses and institutions. Established in 1984, IA currently has 21 offices across the US and Canada. Interior Architects focus on creating a strong visual brand identity with integrated modern technology.

IA also has more than 60 partner offices with more than 1,000 employees all around the world. This network of offices includes the Global IA Alliance and combines years of international experience with proven local knowledge to help bridge cultural differences, meet local needs, and explore unique aspects of construction and architecture around the world. IA helps clients in a variety of markets around the world articulate and align their business strategies and core values with the dynamic use of space. As a result, their designs are chic and fully Instagramable.

Founded: 1984
Headquarters: San Francisco, CA, US
Revenue: $49.9M
Website: https://interiorarchitects.com/

Smallwood Architects Ltd. is located in London, United Kingdom and is part of the Architectural, Engineering, and Related Services Industry. Smallwood is one of the leading commercial interior design firms known for creating thoughtful spaces that will captivate your heart.

Smallwood's designs are creatively designed to leave a sustainable, modern and long-lasting impression. It's no surprise that Smallwood has received numerous awards and accolades over the past 40 years, including the 2019 IIDA's Best of the Best. So it's easy to expect great commercial projects in the next few years. Moreover, Smallwood generates $12.00 Million in sales in 2021.

Founded: 1976
Headquarters: London, United Kingdom
Revenue: $12.00 Million
Website: http://www.smallwoodarchitects.co.uk/

Headquartered in Minneapolis, Nelson Worldwide is an award-winning commercial interior design firm with a converged design approach. We also take human behavior very seriously when designing a space. As a result, all of their projects are built around an understanding of how a character's psychology and personality influence their design. Interior design today is certainly more than just aesthetics, and Nelson Worldwide designers know how to trick people into making a space feel warmer.

NELSON is also an award-winning firm delivering architecture, interior design, graphic design, and brand strategy services that transform all dimensions of the human experience, providing clients with strategic and creative solutions that positively impact their lives and the environments where they work, serve, play, and thrive.

Founded: 1977
Headquarters: Minneapolis, MN
Revenue: $164,575,615

Website: https://www.nelsonworldwide.com/

Method Architecture, LLC is located in Houston, TX, United States, and is part of the Architectural, Engineering, and Related Services Industry. Method Architecture is a full-service architecture firm that is uniquely ego-free in its commitment to a systematic, client-focused creative process. Operating with the flexibility of a small firm, but with a big reach, Method specializes in tenant finish and ground-up projects encompassing industrial, corporate interiors, healthcare, hospitality, breweries, retail and more

Method Architecture is a close group of talented people who claim to provide unselfish design. Clean, modern, sustainable and comfortable. Additionally, each project features a unique combination of materials to create an amazing space. Method Architecture left no error in corporate interior design.

Founded: 2016
Headquarters: Houston, Texas

Revenue: $9,514,337
Website: http://www.methodarchitecture.com/

Perkins&Will is a global design practice founded in 1935. Since 1986, the group has been a subsidiary of Lebanon-based Dar Al-Hadassah. Phil Harrison has been the firm's CEO since 2006. Perkins&Will designs buildings for schools, universities and hospitals, as well as for corporate and private clients. His projects range from office buildings and high-rise condos to hotels, convention centers, laboratories, and elementary schools.

Perkins&Will also provides interior design, branding, layout and urban design. The company's clients include Chicago O'Hare, New York University, Pfizer, and Time Warner. Perkins + Will has approximately 24 offices worldwide. Services: architecture, interior design, branded environments, urban design, and landscape architecture.

Founded: 1935

Headquarters: Chicago, Illinois, USA

Revenue: $595,684,000(2020)

Website: http://perkinswill.com/

Skidmore, Owings & Merrill (SOM) is a global architectural, urban planning and engineering firm. It was founded in 1936 by Louis Skidmore and Nathaniel Owings in Chicago, Illinois. With a portfolio spanning thousands of projects across 50 countries, SOM is one of the most significant architectural firms in the world. The firm's notable current work includes the new headquarters for The Walt Disney Company.

Skidmore, Owings & Merrill (SOM) is the world's architectural pioneer today and has partnered with all the leading real estate companies to design airports, shopping malls, offices and more. As a result, the concept-based design strategy has earned tremendous respect and approval in the industry.

Founded: 1936
Headquarters: Chicago, Illinois, U.S.
Revenue: $365.9 m
Website: https://www.som.com/

MKDA is a corporate planning and interior design firm with vibrant studios in New York, Stamford, Miami and Washington, D.C. MKDA is one of the most influential corporate interior design firms in the United States. Its designers, strategists, and Miami-based architects are leaders in the strategic planning and innovative design of built environments.

MKDA has won numerous awards and recognition for its people-driven approach. A rich approach to workspace design has created designer bags from top-notch brands. It also believes that corporate spaces should be complemented with form function in order to create a comfortable and affluent environment. So, this family-run design firm has a rightful place on this list.

Founded: 1959
Headquarters: New York, NY
Revenue: $4,353,745
Website: http://www.mkda.com/