Questions about example sentences with, and the definition and usage of "Guya"

A:
APPARENTLY

A: I've been with this company for 30 years. I'm emotionally invested in it's success.
(means that it is more than just a job, you have strong feelings of loyalty to it.
When you are emotionally invested in a project it means that it means something special to you and that you will be emotionally satisfied if it succeeds and sad if it doesn't.

Emotionally investing doesn't sound too natural.
Investing sounds like you are taking an action. But emotional investment happens by itself, you don't make the investment happen.

You can say "I became emotionally invested (in something).
or even "I am becoming emotionally invested in something.
But not, I am emotionally investing in something.