Oil companies, with a passion. Personal story behind that one but to long to tell, another post.
Any large corporation. they automatically suck. (im a hypocrit because thats unfortunately where my IT career landed me)
people who have the attitude that because they have a nice car and a fat wallet, theyre better than everyone else. Not saying everyone who's well off is like this, just the ones with that attitude.
The divisions in society, and the un-equal distribution of wealth, leading to more social issues, including but not limited to S/A and depression.
oh, and greeters at a mall, working in a kiosk, who go out of their way to try to approach me when i just want to walk by. Dont try to sell me anything. if i want to buy somthing i'll come to you.