ChatGPT response below. Anyone have a more complete list?

Missing are T-Mobile and Netflix.

As of my last update in January 2022, several companies worldwide had implemented COVID-19 vaccination mandates for their employees. However, the situation may have evolved since then. Some notable companies that announced vaccination mandates for their employees included:

Google
Facebook (now Meta Platforms)
Twitter
Netflix
Walmart
Disney
United Airlines
Delta Air Lines
American Airlines
Goldman Sachs
Morgan Stanley
Microsoft
Lyft
Uber
The Walt Disney Company
This list is not exhaustive, and various other companies across different sectors have implemented similar mandates or policies encouraging vaccination. It's essential to check the latest updates from reliable sources for the most current information on which companies have mandated COVID-19 vaccinations.