Foreigners coming to Thailand on a B visa to do business with a Thai company normally need the following, though requirements may obviously vary:
Your Thai Work Visa
A B-visa national who will be taking up gainful employment in Thailand needs a slightly different array of paperwork:
Please note that there are different regulations for each visa category and that requirements can change according to your nationality, the country you are applying from, and the purpose of your stay. For further details, please always contact the Thai Embassy or Consulate.
Most non-immigrant visas are initially valid for 90 days. Then you have to apply for a temporary work permit at the Department of Employment or the local Employment Office. You also need an extension of stay from the Office of Immigration Bureau or one of its local branches.
In most cases, the visa is then valid for up to one year but can be renewed. To apply for an extension or renewal of your visa, please get in touch with:
Immigration Division
Government Center B
ChaengwattanaSoi 7
Laksi
Bangkok 10210
To take care of visa and work permit issues in one go, please contact:
One-Stop Service Center
Chamchuri Square Tower, 18th floor
315, Phayathai Road
Pathumwan
Bangkok 10330