How McKinsey Became One Of The Most Powerful Companies In The World

When the most powerful executives in the world have a problem they just can’t crack, many of them turn to McKinsey - a prestigious and secretive consulting firm that has been influencing business and government decisions for decades. But now, as consumers require more transparency, the company has been thrust into the spotlight. » Subscribe to CNBC: » Subscribe to CNBC TV: » Subscribe to CNBC Classic: About CNBC: From ’Wall Street’ to ’Main Street’ to award winning original documentaries and Reality TV series, CNBC has you covered. Experience special sneak peeks of your favorite shows, exclusive video and more. Connect with CNBC News Online Get the latest news: Follow CNBC on LinkedIn: Follow CNBC News on Facebook: Follow CNBC News on Twitter: Foll