We love this analysis by The Visual Capitalist of the most interconnected boards:
As for board members in common, there are seven people on 3M’s board that have a connection to one of the other 50 large companies, including: Boeing, Coca-Cola, AbbVie, Proctor & Gamble, Amgen, Chevron, and IBM.Boeing (6 connections)
Boeing’s board has 13 members, including the CEO and Chairman of Amgen, and Ronald Reagan’s former White House Chief of Staff (Kenneth Duberstein). The former CEO of Allstate and the former CEO of Continental Airlines also serve on the board.
It has six connections to other big U.S. companies through its board, including: 3M, AbbVie, Amgen, Johnson & Johnson, U.S. Bancorp, and AT&T.
Amgen (6 connections)The large biopharmaceutical company has 13 people on its Board of Directors, including the CEO and Chairman of Phillips 66, the former CEO of Mattel, and a former CFO of Walmart.
In total, it has six people that also serve on other boards: 3M, United Technologies, Apple, Boeing, Chevron, and McDonald’s.Runners up: (5 connections)
Other highly-connected companies include Walt Disney, Apple, Chevron, Exxon Mobil, IBM, and Procter & Gamble – each has five board members that also serve for other top 50 corporations.