DE-SO Asia is a Vietnamese company fulfilling all the administrative conditions of practice and the knowledge of Vietnamese regulations and standards.
Since 2008, DE-SO Asia agency continuously wins recognition on the Vietnamese scene of architecture and urban planning, through carried out projects and numerous won competitions. DE-SO Asia projects are of all scales; from regional urban planning to architectural design, from north to south of the country, in rural or urban areas, in the mountains or in mangrove areas. DE-SO Asia collaborates with several private investors, the people’s committees of major cities (such as Hanoi, Ho Chi Minh City, Danang), the Construction Departments of different cities, the National Urban Planning Agency, the VIUP.
Thanks to an extensive network of local and international partners, a strong connection with professionals in Vietnam and France, DE-SO Asia has the ability to offer a complete set of services ranging from urban planning to urban design, tourism projects, residential housing, education, culture, heritage sites, etc.
Our identity is based on our ethics, our in-depth expertise of the specificities of the Vietnamese territory and a proven construction know-how for 30 years. All our projects pay special attention to their environment, their climate, their topography, as well as to the harmonious integration of local practices, cultural identity and local materials, geomancy and Feng shui.
In the context of ecological and climate changes occurring on a global scale, our environmental concern in the broad sense translates into sustainable construction, the detailed study of the tropical environment, the optimization of costs and materials (short circuits) , the prioritization of natural materials.
Learn more about DE-SO: de-so.asiaOlivier Souquet
Architect, Planner
Olivier Souquet was born in 1966 in Grenoble.
He is Chairman of the DE-SO Asia architecture workshop based in Ho Chi Minh City in Vietnam with about twenty collaborators.
Olivier Souquet has 30 years of experience in architecture, he is the president of DE-SO Asia and founding partner of DE-SO, member of Architectural Academy in Paris. DE-SO agency was created in 2005 in France, DE-SO Asia in 2016 in Vietnam.
A member of AFEX (French Architects for Export), Olivier Souquet began its activity in Asia in 2008 by winning the international competition for public spaces in Thu Thiem, the future heart of the city of Ho Chi Minh City. In 2014 the DE-SO agency was selected to create the Museum of Architecture and Urbanism (CPEC), and in 2019 the Ho Chi Minh memorial in Nghe An.
The DE-SO Asia agency develops architectural and landscape urban planning projects in Southeast Asia, North and South Vietnam, in mountain and mangrove areas, and in special, protected sites. DE-SO Asia agency is carrying out several Resort projects in Vietnam Olivier Souquet receives 2021 the grand prize for urban planning in Vietnam. In 2025 the office win two gold planning prize.
DE-SO agency based in Paris is made up of about twenty employees with tree partners, the agency produces public and educational facilities and has received several distinctions and architectural prizes. Since 2019 DE-SO has been in charge of Louis Vuitton's leather goods workshops in France.
Ha Tran Thu
Landscape Architect
Ha Tran was born in 1989.
Ha Tran is a landscape architect with many years of experience in studying and working in France. Having chances to participate in designing landscape projects in Europe to guide the development of urban ecology, she is one of the key members in building a sustainable landscape foundation to improve the quality of life in urban areas. With her passion, she always has a desire to contribute to the enhancement of traditional culture in the process of urban development in modern and smart city themes.
Huyen Nguyen Trang
Landscape Architect
Huyen Trang was born in 1990.
Huyen Trang is enthusiastic landscape architect. She has knowledge of plants in Vietnam and has practical experience on botanical experience for 15 years. She wishes to use her experience to create sustainable urban landscape buildings suitable with each area (Mountains and wetland area in south and north Vietnam).
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The StudioMilou team