While true now, remember that companies used to own armies[1] and territories[2]. Their motives -- shareholder profit -- have not changed. They do and will strive to grow their power.

It's not a stretch from today to imagine living on company-built cities with private security, paying rent and utilities to the company, with contracts and EULAs serving as laws in all but name.

[1] https://en.wikipedia.org/wiki/Dutch_East_India_Company

[2] https://en.wikipedia.org/wiki/Company_rule_in_India