Bureau Veritas, Deloitte, DNV, EY, KPMG and PricewaterhouseCoopers (PwC) are the six leading suppliers of sustainability assurance, according to a Verdantix report. Increased scrutiny of environmental, social and governance disclosures in financial and sustainability reports will require Fortune 500 firms to seek much more comprehensive assurance of their sustainability data and controls in 2014, the […]
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