Some of the different types of visas which are available in UK are listed below:
| 
 Visa Type  | 
 Purpose  | 
 Validity  | 
| 
 Standard Visitor Visa  | 
 Attend meetings, conferences, sign contracts, training  | 
 Up to 6 months  | 
| 
 Business Visa for Academics  | 
 Professors/researchers on academic business activities  | 
 Up to 12 months  | 
| 
 UK Expansion Worker Visa  | 
 For overseas employees setting up a UK branch  | 
 Usually up to 12 months  | 
| 
 Innovator Founder Visa  | 
 For Entrepreneurs establishing innovative businesses  | 
 3 years(extendable)  | 
| 
 Global Talent Visa  | 
 For highly skilled professionals in tech, science, arts etc  | 
 Up to 5 years(extendable)  | 
| 
 Start-up Visa  | 
 For new entrepreneurs starting first Uk Business  | 
 2 years(no extension)  | 
| 
 Temporary Worker-Government Authorised exchanging visa  | 
 Short-term business exchanges, training or research  | 
 12 to 24 months depending on scheme  |