Top 10 Architecture Firms in the World

Architecture firm

With expansion and growth in Asia and parts of the Middle East, many architectural businesses have expanded their offices and have obtained more overseas clients.
The Top 10 Architecture Firms in the World are:

Top 10 Architecture Firms in the World




AECOM was founded in 1990 and is celebrating its 25th Anniversary. It is located in Los Angeles, California. Furthermore, AECOM was created by the merger of five Ashland entities. However, in 2015, AECOM was recognized by Fortune magazine for the first time as a World’s Most Admired Company. Projects include Rio 2016 Olympic Park, Rio de Janeiro, Brazil; World Trade Center Rebuilding; Abu Dhabi International Airport, Abu Dhabi, United Arab Emirates and Woodrow Wilson Bridge in Washington, D.C., U.S.A.

2. Nikken Sekkei (Japan)


Nikken Sekkei

Nikken Sekkei was founded in 1900 and it is a Japanese architecture firm headquartered in Chiyoda, Tokyo. Furthermore, Nikken Sekkei was the primary architectural firm for the Tokyo Skytree, which is the tallest free-standing broadcasting tower in the world.

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3. Gensler (USA)


Arthur and Drue Gensler and their associate, James Follett founded the firm and its office was opened in 1965. Furthermore, it is headquarter in San Francisco, California. Notable Gensler projects include Facebook Headquarters, San Francisco International Airport terminal 2 and 3, Shanghai Tower in Shanghai, China and Abu Dhabi Financial Centre in the United Arab Emirates.

4. Perkins & Will (USA)


Perkins + Will

Perkins + Will was established in 1935 and it is located in Chicago Illinois. Notable projects include Shanghai Natural History Museum in Shanghai, UCLA Charles E. However, Young Research Library, Albert Einstein Healthcare Network New Regional Medical Center and Florida International University Science Classroom Complex.

5. Aedas (China)



Aedas was an architecture firms that establish in 2002. Furthermore, the practice provides architecture, interior design, landscape design, urban design, office, retail, residential, hotel, infrastructure, education, civic and culture, and urban planning.

Projects include: Boulevard Plaza, Dubai, DAMAC Heights, Dubai, Express Rail Link West Kowloon Terminus and Hong Kong Hotel.

6. HDR (USA)

In 1917, Henning H. Henningson founded the Henningson Engineering Company in Omaha, Nebraska. The company designed water and sewer systems for new cities and towns. Furthermore, in 1950 the firm officially became Henningson, Durham & Richardson, Inc. (HDR). However, projects include: Cleveland Clinic/Mubadala in Abu Dhabi, United Arab Emirates which copped the 2015 Best Hospital Design – Building Healthcare Middle East Awards and 2015 Best Sustainable Hospital Project – Building Healthcare Middle East Awards.

Another project designed by HDR is the new office space for the American Institute of Architects Nebraska Chapter (AIA NE) and Lincoln Haymarket Development Corporation (LHDC) which won 2014 Best in Show – International Interior Design Association (IIDA) and the 2014 Gold Award, Commercial category – International Interior Design Association (IIDA) Great Plains Chapter.

7. Woods Bagot (Australia)

Woods Bagot

Woods Bagot is a global architectural and consulting practice. Furthermore, it specializes in the design and planning of buildings across a wide variety of sectors and fields.

In 1905 Edward John Woods joined forces with another leading local architect, Walter Bagot, who had a successful private practice for many years. However, Edward Woods retired from the practice in 1913 and Bagot was join by architects Louis Laybourne-Smith, James Campbell Irwin and Lord Mayor of Adelaide, in subsequent years. Furthermore, the firm was incorporate as Woods Bagot Architects in 1975.

The firm became popular for its work at the University of Adelaide and later expanded worldwide, with studios in five regions: Asia, Australia, Europe, the Middle East and North America.

8. IBI Group (Canada)


IBI Group

IBI Group was founded in 1974 by nine partners to provide professional services in planning and design for urban development and transportation.
The firm designs schools, hospitals, high-rise buildings, industrial buildings, transit stations, highways and airports.

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9. P + T Architects & Engineers (China)


P&T Architect and Engineers

P&T Architect and Engineers Limited was previously known as Palmer and Turner, Hong Kong. However, the firm offers full architectural, structural engineering, project management, and town planning expertise, both in the private and public sectors.

China provides the majority of the firm’s work. Furthermore, they obtain projects from the retail and commercial sectors. International markets also provide a great share of their revenue with projects as far as Nigeria, Uganda, Azerbaijan and Armenia.

10. DP Architects (Singapore)


DP Architects

DP Architects was architecture firms that founded in 1967 and the firm has a long history in a wide variety of projects. Furthermore, projects include: Esplanade-Theatres on the Bay, The Dubai Mall and Resorts World Sentosa, Singapore Sports Hub and Sengkang Hospital.

Final Thought

Each architectural firm has its own benchmark on measuring success. Some benchmarks may include revenue earned, market saturation, building the brand, customer satisfaction, employment levels, team work and the firm’s ranking on the international landscape. The mission statement and vision of each firm guides employers and employees in what direction to navigate the firm’s growth. For many firms, one of the top priorities, is selling and marketing the firm to achieve more revenue.

While marketing is essential, some firms merge with other firms to attain greater accomplishments. The advantages of mergers and acquisitions include more revenue, cost efficiency, tax gains, administrative benefits and a growth in market share. This is illustrate in the case of AECOM which top the list after acquiring URS Corporation, the firm’s former rival, in October of 2014.

It was a $6-billion deal and it is document as the biggest publicly traded company in Los Angeles. AECOM has designed and managed well-known structures, such as World Cup stadiums in Brazil and huge sports arenas. URS also has a strong business in federal contracting with the U.S. However,Army and Energy Department.

On the day of the merger, Michael S. Burke, AECOM Chief Executive Officer expressed, “Today is an exciting and historic day – for our industry, for AECOM and URS, and for our nearly 100,000 people around the world who are serving our clients in over 150 countries.

Beyond the compelling benefits that this transaction creates for our combined clients, stockholders and employees, the combination of AECOM and URS dramatically accelerates our strategy of creating an integrated delivery platform with superior capabilities to design, build, finance and operate infrastructure assets around the world.” 

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