About T3

T3 Architecture Asia team

Charles GALLAVARDIN, Tereza GALLAVARDIN and Thang LE HOANG, all three architects, and Jonathan TROUILLON environmental engineer, have decided to combine their skills and create the company T3 Architecture Asia based in Ho Chi Minh City (Vietnam), Asian branch of T3 Architecture based in Marseille (France). With Offices located in Ho Chi Minh City (Vietnam) and Phnom Penh (Cambodia), we cover South East Asia.


T3 Architecture Asia, an International Design Team specialized in Green Architecture & Contemporary Tropical Interior Design. T3 Team has also expertise in full Refurbishment project & Heritage renovation. T3 considers each Project as “Unique”, to fit with Client’s expectations but always bringing a Creative, Innovative and Sustainable value!



  • We select our Projects and our Clients following this major Criteria
  • We believe in respectful relationship and  fair business
  • Design Bioclimatic buildings is a basic rule for T3 before to be a marketing argument


  • We are respectful of Client Design Brief and always trying to bring more than its expectations
  • We propose and advice carrefully but never impose
  • Client happyness means new business Opportunities for T3 Team


  • We share our ideas, our progress, our issues & solutions
  • We – team members – ensure together Consistent results
  • We collaborate regularly with other Partners & Consultants from different disciplines and learn from those collaborations


  • Fight against global warming is a necessity (no more an option)!
  • Green architecture is a chance to save energy and bring more comfort
  • Quality of use is a “must” in any project and will make all users confident with the building


  • Passion and Enthusiasm are our energy
  • We believe in our creative Solutions
  • Enthusiasm is the best way to make a successful Project


  • To make a project Unique, what is better than bringing Art and Innovation
  • T3 Innovations will make the difference with our Competitors


Charles GALLAVARDIN (Partner): Architect / Interior designer (French), expert in Green Building solutions. Involved in Architecture since 1995, Charles has an original professionnal career: First involved in Heritage preservation projects in Vietnam (UNESCO-Hue), Egypt (Cairo & Alexandria) and Syria (Damascus & Allepo); then, Country Director of an International NGO (Villes en Transition Vietnam) working in micro-finance and low cost housing solutions, he is now focusing on Green & Bioclimatic architecture because Humanity has to respect our shared Environment. He is also paying a strong attention to quality of use in any project, by respect for any human…

Tereza ZELENKOVA GALLAVARDIN (Partner): Architect / Interior designer, specialist in Heritage preservation, expert in Green Building solutions (Czech-French). Involved in Architecture since 1993 in Prague, then in France, Tereza is T3 Creative Director, bringing new ideas/concepts, but also with a strong capacity to design all small details which make a project a success and following some International standards. Her Client are always very respectfull of the creative value brought by Tereza…

Thang HOANG LE (Partner) : Architect / Landscape designer (Vietnamese graduated in Paris & Saigon), expert in Green Building & Sustainable Landscape solutions. Honesty, respectful of both Client, partners and workers and hard working capacity are his main caracteristic which make Thang a Key member of T3 Team. Involved in Architecture since 1997, first in Saigon, then in Paris, he has also some particular professionnal experience by working on a eco-village pilot project located in south of France (Cantercel).

Jonathan TROUILLON (Partner): Environmental engineer & Lighting Designer (French).  Involved in environement since 2005, Jonathan started his career in West Africa to manage environmental impact studies. Based in Vietnam since 7 years, he his now focusing both on Construction and Lighting Design solutions, as to bring more comfort in any project and to educate the Clients to save energy (and money at the same time). Jonathan participate to define T3 Strategies for a sustainable development and continue to train himslef in the field of Environmental law regulations. Big issue in South-East Asia!

Anthony RISSE (Country Representative – Cambodia): Architect / Interior designer (French)

Emmanuelle DEJOS: Architect / Interior Designer (French)

Cypris VANNIER TRUCHOT : Architect / Interior Designer (French)

Binh HAI DINH: Interior Designer (Vietnamese graduated in Paris)

Raphael DAUVILLIER: Architect (French)

Local staff: architects, landscape engineers, 3D makers, admin, accountant….
Local & International Consultants: architects, landscapers, urban designers, Artists, renewable energy / energy efficiency engineers, designers, lighting consultant, project managers,…).


T3 Architecture Asia Office – Green Building – Ho Chi Minh City

T3 Architecture Asia Office – Phnom Penh