Architects around the world want to be known as the best architecture firm; others want to work in this top companies. In appreciation of the great work architects do, we decided to rank the top architecture firms around the world.
We used the following success metrics to find the best-ranking architecture firms worldwide:
- Amount of revenue in the last year
- Customer satisfaction
- Firm's international rankings
- Build of the brand
- Extensiveness of the Team
- Project Sizes
While it is clear that young firms that take on small-size projects might not feature in this list, we are definitely not saying that they are inconsequential.
Every architecture firm that pulls the weight, however small or big, should be celebrated. And this list is not by any means the only way to measure success.
Being a successful firm requires no specific formula. Having a timely response to how the world is changing and adapting to what the world currently needs definitely puts some firms ahead of others.
Read along to see our list of architecture firms and their background information.
Want to get included? Contact us, and we'll set up an interview to vet.
Gensler is ranked as the largest architecture firm' in the world. It generated a revenue of USD 1.235 billion in 2021.
Gensler was founded by Arthur and Drue Gensler, and their associate James Follett in 1965. Gensler has headquarters in San Francisco, California but has offices in 48 cities around the world.
The number of employees that work for Gensler architecture firms is over 6000. It has over 10000 projects in over 2500 cities in the world.
Gensler offers services such as architecture, Urban Strategies and Design, Brand Design, Interior design, and also Consulting&Real estate details.
Among the projects that have put Gensler on the map is Incheon International Airport in South Korea, Abu Dhabi Financial Centre in the UAE, Facebook Headquarters, Shangai Tower in Shanghai China, and also the San Francisco International Airport Terminal 2 and 3.
One of the co-Ceos at Gensler is Diane Hoskins.
2. RSP Architects
RSP Architects is an award-winning architecture firm that has gathered over 60 years of experience and is one of the largest architecture firms in the world.
Their total revenue is approximated at over $640 million USD and their global headquarters are based in Minneapolis, MN.
RSP Architects also has other office locations in Miami, Dallas, Rochester, Phoenix, Hong Kong, Bangalore, India, and Baltimore.
The firm's client base consists of mostly the government, education, gaming, science and technology companies, corporates, and hospitals worldwide.
Among RSP's most notable projects are the Nakheel Mall in UAE, St Regis in Kuala Lumpur, and The Oberoi in Gurgaon, India among many more.
3. Perkins and Will
Perkins & Will was founded in 1935 . The headquarters are located in Chicago, United States.
In 2020, Perkins & Will generated a revenue of $595 million making it one of the top largest architecture firms' worldwide. Perkins and Will has 2600 employees with the most LEED accredited members.
Perkins and Will has completed a lot of buildings that are recognized worldwide.
Some of them include Bridgestone Tower-Nashville, Tennessee, Crow Island School-Illinois, Florida Atlantic University- Schmidt Biomedical Science Centre, The Clare-Chicago Illinois, Concordia International School-Shangai China, just to list but a few.
Among the awards Perkins & Will has gathered are AIA awards and the Buiding Team Awards. Also, they have been recognized by the GRAY Magazine.
The CEO of Perkins and Will has been Philip Harrison since 2006 and it is important to note that during his tenure, the size of the firm has tripled.
4. Nikken Sekkei
Founded in 1900, Nikken Sekkei, is one of the leading architecture firms in Japan. It has its headquarters in Chiyoda, Tokyo.
This top company has completed over 25000 projects and is in 16 cities in the world. Nikken Sekkei offers services ranging from Consulting, Architectural Design, Urban Planning, Interiors Design, and Sustainability.
Among the projects is the building design of the tallest free-standing broadcasting tower worldwide and that is Tokyo Skytree. The company was the building's primary architectural firm. Also, others include the Grand Front Osaka, Guangzhou Library, Queen's Square Yokohama, etc.
The leader of Nikken Sekkei is Masafumi Tanaka who is the Chief Civil Engineer of the Urban Planning Department. He has worked in the firm since 1992.
5. Zgf architects
Founded in 1942, ZGF is a top architectural firm that generated revenues of $189million in fees in 2019. The headquarters are in Portland, USA.
It has established offices in Los Angeles, Portland, Vancouver, California, New York, Seattle, Washington DC, Los Angeles and Oregon. The current employees are 588 in number.
The ZGF Architects managing partner is Ted Hyman and has been since 2013.
6. Kohn Pedersen Fox
Kohn Pedersen Fox is one of the largest architecture firms headquarted in the city of New York. It offers a number of services such as architecture, Planning and Master Planning services, and also interiors.
In 2019, the revenue of $152 million was generated from fees by the Kohn Pedersen Fox firm. The employees of this firm are 650 in number.
Some of the recognized projects in recent years include Unilever House-London, Petersens Automotive Museum-Los Angeles, RBC Centre-Toronto, Mandarin Oriental-Las Vegas, and also Centra Metro-Iselin New Jersey.
The president of Kohn Pedersen Fox is known as James von Klemperer who joined the company in 1983.
HKS has experience for a lot of years. It has been around since 1939. Its revenue in 2021 was about $308 million. HKS headquarters are in Dallas, USA, with 1400 employees.
HKS has 24 offices in locations such as Tokyo, South Korea, New Delhi, Dubai, Hong Kong, Mexico, Singapore, London, Shanghai, and mostly in the United States.
HKS services include branded experiences, interior design, and structural engineering.
Some of the firm's best design work is Atlantic Paradise Island Resort, Bahamas, and the South Wacker Drive located in Chicago.
The president and CEO of HKS has been Dan Noble since 2014 but he has worked for the firm since 1983. He is the founder of several initiatives such as the HKS Design Fellowship and also the HKS Green Week.
8. Perkins Eastman
The founders are Bradford Perkins and Mary-Jean Eastman. Perkin's firm was founded in 1981 and has its headquarters located in New York.
As one of the largest architecture firms', the revenue of Perkins Eastman in 2020 was $264million.
The company has 8 offices in different locations including Abu Dhabi UAE, Hong Kong, Canada, China, Ecuador, and India. There are 658 employees in the company.
Among the list of recognized projects of Perkins Eastman are the School of Nursing and Science, Rutgers University, the mixed-use District Wharf, and also the Tenement Museum renovation, New York.
9. IBI Group
IBI Group is one of the largest architecture firms based in Toronto and has been operational since 1974. IBI Group generated revenues of $246million in 2019.
This architecture firm designs hospitals, industrial buildings, airports, schools, highways, and transit stations.
It has 60 offices internationally and has 2600 employees.
Some of the locations it has offices in are North America, Asia, Middle East, and Europe.
Some of the known projects of IBI Group are the Queen Elizabeth University, the Saudi Arabia Integrated Transportation Urban Plan, Royal Hospital in Glasgow, and Boston's Chinatown Park.
The CEO of the IBI Group is Scott Stewart who joined the company in 1983, became managing director in 1995, and was promoted to CEO in 2013.
10. DP Architects
Established in 1967, DP Architects is a global multidisciplinary practice that specializes in architecture, urban planning, engineering, sustainable design, interior design, façade design and landscape design.
It leverages its collective design experience and knowledge to offer an integrated design approach and deliver well-calibrated design solutions across building types in over 77 countries.
Among its portfolio of notable built works are Golden Mile Complex, Our Tampines Hub, Sengkang General Hospital, HomeTeamNS Khatib and Paya Lebar Quarters in Singapore, along with The Dubai Mall (Dubai, UAE), Lusail City Commercial Boulevard (Lusail, Qatar), Urban Bricks (Changwon, South Korea) and the award-winning Guangzhou Knowledge City (Guangzhou, China), Chuangyuan Tower and Fuying Tower (Nanjing, China), and RMZ Ecoworld (Bengalura, India).
The practice has a 900-strong workforce spread across its 16 global offices. It is led by CEO Seah Chee Huang, who joined the firm in 2003, became a director in 2013 and was promoted to CEO in 2021.
An active member of the architecture community, Mr Seah sits on several design advisory panels and committees for various agencies and design institutions.
He was also elected president (2018-2020) of the Singapore Institute of Architects, during which he led the development of the Industry Transformation Map for the architecture profession.
11. DLR Group
This top architects firm has been operational since 1966. The headquarters are in Omaha, Nebraska.
It has employed over 1200 people and reported a revenue of $262 million in 2019 ranking it among the top architecture firms in the world.
DLR Group has an additional 25 office locations in America and several outposts in Dubai and Shanghai.
This design firm has won some of the awards for the architecture interior of Canyon View High School, Arizona.
Another design and build construction the firm has recently completed is the Portland Building.
The CEO and Managing Principal of DLR Group is Griff Davenport. He joined the company in 1989 and was promoted to CEO in 2005.
12. Stern architects
This architecture firm has 265 employees that include some of the top professionals in urban design, and also the best architects.
This firm is well known for having a wide experience in institutional practice, commercial and residential work.
13. Diamond Schmitt Architects
This architecture firm with over 290 employees was started in 1975.
Diamond Schmitt Architects is based in Ontario. This top firm has interior architects that have managed urban design building projects in the areas of medical research and health care.
Thanks to the firm's great experience, it has bagged 10 awards in this vertical.
They have also appeared in a number of lists such as Canada's Greenest Employers list, Canada's Best Managed Companies, and also Canada's Best Employers.
The principal Birgit Siber who joined in 1996 was promoted in 2003.
14. HMC Architects
HMC which started in 1940 had a revenue of approximately $85 million in 2019.
With a current employee number of 500 specialists, their main area of work covers architectural practices, healthcare, civic industries, and also the education sector.
The HMC Architects has had Dan Benner as the principal from the year 2008.
15. Woods Bagot
Woods Bagot is one of the oldest firms in the world that has been operating since 1869.
This firm specializes in the planning and design of buildings.
There are 16 international studios and 850 employees. Studios are in North America, Asia, Europe, Australia, and the Middle East.
Notable projects include the Qatar Science and Technology Park, the National War Memorial, Adelaide, and also the Melbourne Convention and Exhibition Centre.
He joined the firm in 1993 as an architect, became the Global Design Director in 2005. In 2015 he became the Group Managing Director and finally CEO in 2016.
16. Quattrocchi Kwok Architects
Quattrocchi Kwok Architects is one of the largest architecture firms. It was founded in 1986 by Mark Quattrocchi and Steve Kwok.
The headquarters are in Santa Rosa, California, and has a revenue of $9million.
The firms' architecture services include historic renovation, interior design, site selection, community outreach, and project scheduling. This company has approximately 60 employees.
The leader and founder of Quattrocchi Kwok Architects is Principal Mark Quattrocchi.
17. Macgregor Associates Architects
Macgregor Associates Architects was started in 1987 and it is located in Atlanta. This firm has 42 employees in number and in the last year had a revenue of $30.40million. The services rendered by the architects of this firm are office design, architecture, master planning, and site selection.
The President of this top architecture firm is Federico Chiappina
18. Quinn Evans Architects
Quinn Evans Architects was started in 1984 and is located in Michigan, United States. This firm has offices in Washington DC, Richmond, Baltimore, Madison, Ann Arbor, and Detroit. These firms' services include master planning, historic preservation architectural practices, and mixed-use developments. The estimated revenue for this firm is $64.80million.
The President and CEO of this top architecture firm is Larry Barr, FAIA.
19. Studios Architecture
Studios Architecture was formed in 1985 and its headquarters are in San Francisco, California. The employees are 300 in number and the estimated revenue is $124million. Their services range from interiors all the way to master planning confirming all details.
The founding Principal of this architecture firm is Erik Sueberkrop and the CEO is Todd DeGarmo.
20. Elkus Manfredi Architects
Elkus Manfredi Architects was formed in 1988 and its headquarters are in Boston Massachusetts. The estimated revenue of this company is $48million.The company has a total number of 300 employees.
The Founder and CEO of this architecture company is known as Andrea Manfredi.
21. Ziegler Cooper Architects
Ziegler Cooper Architects is based in Louisiana Texas and was found in the year 1977. It has an estimated revenue of $48million and has 176 employees.
The President of Ziegler Cooper Architects is known as Mark Nolen.
22. Moseley Architects
Moseley Architects, founded in 1969 has an estimated revenue of $112.40. It mainly focuses on architecture, construction administration engineering, and design, and also sustainable design. It has employed 275 people and its headquarters is in Richmond Virginia.
The Chairman, President, and CEO is known as Stewart Roberson.
23. LMN Architects
LMN Architects, founded in 1979, is located in Seattle Washington. It has a number of 105 employees and a revenue of $84million. The services include planning and design services to education facilities and commercial and mixed-use developments.
The current President of this top company is Sam Miller.
24. JLG Architects
JLJ Architecture was founded in 1989 and its headquarters are in Alexandria Minnesota, US. The estimated revenue of this company is $97.20million and has 105 employees. The major services this firm offers is the Real estate, urban planning, Landscape architecture, and construction.
The CEO of this company is Michelle Mongeon Allen.
25. VLK Architects
VLK Architects started in 1984, works with 154 employees. The headquarters are located in Dallas, Texas. The revenue estimation is at $173.20million. The major services it renders is Design and consulting, construction, and Architecture.
The CEO of this company is Sloan Harris AIA, NCARB, LEED
26. JCJ Architecture
JCJ Architecture was founded in 1936 and is located in Hartford, Connecticut. The revenue is estimated at $48million. The firm offers services such as Construction, Architecture, Retail, Interiors, and Hospitality. The architecture firm is employing 243 people.
The President of this company is Peter N. Stevens.
27. Mbh Architects
Mbh Architects was founded in 1989 and its headquarters are in Alameda, California. The estimated revenue for this top company is $163.80million. The main services offered are architecture, multifamily housing, space planning, and retail architecture.
The CEO of this company is Dennis Heath.
28. NAC Architecture
NAC Architecture, located in Seattle Washington, started in 1960 has a revenue of approximately $22million. With a current employee number of 180 employees, their main area of work covers architectural practices, interiors, healthcare, consulting, planning, and also the education sector.
The NAC Architecture has Dana Harbaugh as the President and CEO.
29. Grimm Parker Architects
Grimm Parker Architects was founded in 1972 and is located in Hartford, Connecticut. The revenue is estimated at $31million. The firm offers services such as Recreation, and Wellness, Residential and Mixed Use, Public Safety, Higher Education, Cultural, and Civic. The architecture firm is employing 93 people.
The President and CEO of this company is Melanie Hennigan, AIA, LEED, AP
30. Array Architects
Array Architects as one of the architecture firms was founded in 1984 by Carl J. Davis, Deborah Franqui, and Leo Salomon. The headquarters are in Conshohocken, Pennsylvania, and have a revenue of $129.60million. The firms' architecture services include historic renovation, interior design, site selection, community outreach, and project scheduling. This company has approximately 163 employees.
The President of Array Architects is Carl J. Davis, AIA, LEED AP BD+C, since 2007.
31. Ennead Architects
Ennead Architects was previously known as Polshek Partnership and the name was changed mid-2010. It was started in 1963 and its headquarters are located in New York City and have an office in Shanghai China. This firm has 216 employees in number and in the last year had a revenue of $45million. The services rendered by the architects of this firm are laboratory and hospital development, office design, architecture, museum design, master planning, real estate, and construction.
This firm is led currently by 10 co architects namely Don Weinreich, Timothy P. Hartung, Peter Schubert, V. Guy Maxwell, Tomas Rossant, Kevin McClurkan, Molly McGowan, Richard Olcott, Todd Schliemann, and Thomas Wong.
Cookies is an architecture firm that is based in Rotterdam. Cookies also have offices in Milan and Rome. Cookies firm was formed in the year 2015 by three people namely Clement Parisse, Alice Gregoire, and Federico Martelli. Cookies is a company that searches for the relationship between space, art, curation, and display. Cookies prefer work that needs a critical approach to solve them.
What is the biggest architecture company in the world?
The largest architecture firms' in the world is Gensler which has generated a revenue of USD1.35 billion in the last year only. Gensler has 6000 employees it has completed over 10000 projects in over 2500 cities in the world. Gensler has appeared in rankings of a number of lists including Building Design. Gensler has 48 offices all over the world.
Who is the world's best architect?
Frank Gehry is the top best and famous architect in the architecture world. This architect's fame came from the way he designed his own residence details. His residence is located in San Monica California.
Which country is best for architects?
This is a list of seven countries that are the best to live in as an architect and they include; Ireland, Switzerland, the US, Canada, Qatar, Australia, and the UK.
How many architecture firms are there in the world?
From the report one can download of the United States Census Bureau 2012 Economic Census, there are approximately a total of 20,836 architectural companies in the world.