JUST Capital | 16,438 followers on LinkedIn. JUST Capital is an independent nonprofit measuring and improving stakeholder performance at America's largest companies. | JUST Capital is an independent research nonprofit that is changing the relationship between the public and Corporate America. Our mission is to mobilize the immense power and resources of the private sector to create a more just marketplace that better reflects the values and priorities of the American people. JUST Capital uses advanced polling, market research, and leading edge corporate performance measurements to rank companies on the issues Americans care about most so you can act on that knowledge.