8. Amazon

• 2,739 employees on an H-1B visa
• $115,257 average salary for those employees

The multinational e-commerce company has turned into the ultimate online retailer. The Seattle-based company is also one of the country's largest H-1B visa sponsors. Between 2014 and 2016, the company had filed for 6,395 labor condition applications, according to MyVisaJobs. Positions filled through H-1B sponsorship include software development engineers, application software developers, computer information systems managers and similar roles.