You can initiate the US Business visa application process online via the official website and then complete the process at the nearest US embassy.
Given below are some of the steps to follow to apply for a US Business visa:
Step 1: Fill out Form DS160 (Online Nonimmigrant Visa Application (DS-160) via the official US website
Step 2: Complete the visa application fee payment
Step 3: Schedule a visa appointment at the nearest US embassy through the official website
Step 4: Attend the visa interview and submit the required documents
Step 5: Await the visa decision