Yes, you can extend your UK Business Visa, provided you meet the requirements of the initial visa type. For example:
- The Innovator Visa allows applicants to renew their status for three years when their business continues to demonstrate viability while fulfilling certain growth benchmarks.
 - The Start-up Visa provides applicants with a renewal option when their business shows expected advancement.
 
To obtain extensions you must show active business operations together with measurable progress and stable financial performance. You need to submit your extension application prior to your present visa expiry date to maintain continuous residency in the UK.