No one can say ALL corporate entities are bad. The corporate structure has led to countless innovations for the benefit of humanity. There needs to be a continual balance between the private & public sectors in a democratic, free-market society.
However, inevitable excesses and continuing abuses by ultra-powerful companies will eventually cause a rethinking of the idea of corporate "personhood" and the legalities involving their abstract existence.
I saw this cartoon by Brian McFadden, showing what corporations should strive NOT to be: