they have done nothing but cause chaos
If you want to go back to hunter-gatherer times, sure, get rid of them.
All corporations in general? That is a no, no brainer. Mega corporations that are "too big to fail?" Break them up. Kroger and Safeway/Albertson's should be broken up, for example, into smaller companies, not merge into a larger company with as-of-yet-determined store locations divested to C&S. No one should hold so much power over the economy and livelihood of everyone who depends on that economy.