The big four accounting firm has "missed red flags or failed to aggressively pursue them" at many of these companies ahead of their scandals, according to a new write up by The Wall Street Journal.
Regulators are now taking a look at E&Y's work, the report claims, as a result.
E&Y has stood by its work and has attested that it has high standards. But it's tough to not want to try and notice that a trend is emerging with companies that are blowing up spectacularly.
Andy Baldwin, EY's global client service managing partner, told WSJ: "We take all issues extremely seriously."