Browse the full power index. Profiles default to the most influential actors first, with filters for profile type and influence signals.
Gannett's ownership structure remains important because local newspaper consolidation continues to shape civic information in hundreds of communities. Its significance comes from the ability of concentrated media ownership to determine what kind of local public sphere remains viable.
Nielsen's ownership orbit is significant because audience measurement acts as a governing technology for advertising, television economics, and what media products are considered successful. Its influence comes from controlling a key metric system that underwrites large portions of the media market.
Universal Health Services leadership is significant because private hospital and behavioral-health chains govern access, staffing, and billing across many regions. Its influence comes from owning facilities communities depend on for urgent and ongoing care.
Hearst's ownership orbit is significant because magazine, television, newspaper, and data businesses combine to create a diversified but still powerful media empire. Its influence comes from family-controlled assets that shape information, advertising, and local public life.
John Malone's broader orbit remains significant because regional sports networks, carriage disputes, and communications ownership continue to shape local media economics and public attention. His influence comes from the intertwined infrastructure of sports, cable, and advertising markets.
Hospital-system leadership remains significant because private hospital chains govern access to care, labor conditions, and billing practices across many regions. Their influence comes from controlling essential medical infrastructure that states and communities cannot easily replace.
Tenet's leadership orbit is significant because hospital chains and outpatient platforms increasingly shape how care is delivered, billed, and geographically distributed. Its influence comes from controlling infrastructure that patients and public systems cannot readily substitute.
GEO Group leadership is significant because private detention, monitoring, and reentry services embed a corporation inside core coercive functions of the state. Its influence comes from supplying infrastructure that justice and immigration systems increasingly rely on.
CoreCivic leadership is significant because private prison and detention infrastructure sits at the intersection of criminal justice, immigration enforcement, and state capacity. Its influence comes from owning facilities and service systems governments depend on to confine people.
Mark Rowan remains structurally important because the Apollo model binds private credit, annuities, and insurance float into a powerful capital machine that shapes asset ownership and corporate finance. His influence comes from steering capital sourced from household savings into opaque private markets.
David M. Rubenstein remains structurally important not only through private equity but through the civic, cultural, and policy institutions that magnify buyout wealth into elite agenda-setting. His influence comes from combining financial power with stewardship roles in nationally important nonprofits and forums.
John Arnold remains structurally important because his philanthropy and policy spending continue to shape pension reform, public budgeting, and statehouse technocratic agendas. His influence comes from financing the frameworks through which fiscal problems are defined and solutions are legitimized.