About Us


Show-room and Office building 2 storey
Project : Show-room and Office building 2 storey
Location : Narathiwat Rachanakarin Rd., Bangkok

TDA CONSULTANTS CORPORATION LIMITED is an engineering firm providing consulting services in major fields of Civil Engineering, Structural Engineering pertaining to project development work for the Investors, Developers, Architects and The Project Owners.

Our consulting services usually include Detailed Design & Construction Specifications, Bill of Quantities & Cost Estimation. Also Preparation Tendering & Contract Documents.

TDA CONSULTANTS CO., LTD. (TDA) registered in Nonthaburi, Thailand since Sep. 1997. The company business registration number granted by the Ministy of Commerce is NB-6896 and Business Permit License is 0125540007009. TDA has our main office situated within the business area of Nonthaburi approximately one kilometer away from the Ministry of Health and 4 kilometers from Ngamwongwan Expressway, at 26/42 Tiwanont 3 Soi Pichayanany 15, Taladkwan A.Muang Nonthaburi province THAILAND postal code 11000. Communications can be reached directly either by Telephone number: +662-968-8122 Mobile phone +668-1642-1407or through our Email : info@tda.co.th

TDA is independent of industrial group, manufacturer, contractor, supplier, bank, or financial institution, or any group of companies. Our firm has never been mutually agreed to be a foreign office of any company, or interested in depending entirely on any foreign consulting firm.

TDA Consultants is an expanding medium size engineering office available to provide consulting services for our clients from conceptual design to construction management. We employ full-time staffs as well as associated experts in various fields of experiences. Although we have no architectural staff, TDA can provide our clients with the architectural design services by jointly worked with our associated architectural firms on certain projects.

The purpose of TDA is to provide the professional engineering services for the Project Owner in conjunction with the architectural design development services. It is our intention to develop and promote the professional skills and experiences for Thai Engineers to the International Standards of Engineering Works and Services.


Office building 3 storey bangkhen BKK
Project : Office building 3 storey
Location : Bangkhen Bangkok
Architect : Monosimplex / Vorapot Tachaumueysuk

Since 1997, TDA CONSULTANTS is under the management of a Civil/Structural engineer, Mr. Torpong Sungkhavorn, graduated from Chulalongkorn University in Thailand in 1987.

Presently TDA Consultants has no more than 7 shareholders and the authorized directors are registered as :

Torpong SungkhavornManaging Director

The managing director has been assigned to have authorization on behalf of the company individually. The design for every project being developed in conjunction with the particular conditions of each project, local regulations, structural safety aesthetics and economy, and at the same time satisfy all the needs and requirements of the Project Owner.

It is obvious that TDA CONSULTANTS alone does not have sufficient capability to handle the enormous scale project that required a lot of input, man power, and scope of services. In order to provide more efficient operation for certain projects demanding wide range of experts than our capability, a joint venture system with other local firms and/or international concerns have always been performed whenever deemed expedient.

Key personal & Technical staff

TDA CONSULTANTS intends to maintain our medium size office, in term of number of technical staffs, with maximum number of 18 persons, but our services shall be rendered with highest performance of our ability. The number of Key Personnel and Technical Staffs normally are available as :

Director 1
Senior Civil & Structural Engineers 2
Junior Civil & Structural Engineers 2
Project & Resident Engineer. 1
Senior & Junior Technicians 4
Draft man & Supporting Staffs 8
Total Staffs 18