About a decade ago, Gregg Renfrew founded Beautycounter and started advocating for cosmetic makers to use safer ingredients. Back then, few people cared about what she was saying.
But now they do. So-called clean beauty has become a fast-growing category. And the company started by Renfrew, a former retail consultant, is worth $1 billion after Carlyle Groupone of the worlds largest private equity firmsbought a majority stake in April.