>An article published by The New York Times on January 19, 2020, identified the Boston Consulting Group as having worked with Isabel dos Santos, who exploited Angola's natural resources while the country suffers from poverty, illiteracy, and infant mortality.[20] According to the article, BCG was contracted by the Angolan state-owned petroleum company Sonangol, as well as the jewelry company De Grisogono, owned by her husband through shell companies in Luxembourg, Malta and the Netherlands; the firm was reportedly paid through offshore companies in tax havens such as Malta
Luanda Leaks, 2020
>On 19 January 2020 the International Consortium of Investigative Journalists (ICIJ) published a detailed report on how dos Santos amassed her wealth over the years. The report, based on information provided by corruption watchdog The Platform to Protect Whistleblowers in Africa – which it called Luanda Leaks – said she "made a fortune at the expense of the Angolan people".[78]
>The night of 22 January, three days after the leaks, her personal wealth manager and private banking director Nuno Ribeiro da Cunha was found dead in the garage of his house
>She was recognized as one of the BBC's 100 women of 2015
>In the 1970s, BCG created and popularized the "growth–share matrix," a chart to help large corporations decide how to allocate cash among their business units. The corporation would categorize its business units as "Stars," "Cash Cows," "Question Marks," or "Dogs," and then allocate cash accordingly, moving money from Cash Cows toward Stars and Question Marks, which have higher market growth rates and hence greater upside potential.