You have other choices, yes, but it's always going to be either the Democrat or the Republican that wins.
Like here in the UK, smaller parties get media coverage more so than in the US, but it's still always going to be either Labour or the Conservatives that are forming a government, so they get the most coverage.
Most political issues are a waste of time even trying to talk about on social media, because people on all sides love their echo chambers, and any reasonable argument from a different viewpoint is met with consternation, rather than a healthy debate.
Why would you organise this on company headquarters without the consent of the company?
If you tell your employers that you hate the way they operate, what do you think is going to happen?