The group's members include actresses Ashley Judd, Eva Longoria, America Ferrera, Natalie Portman, Rashida Jones, Emma Stone, Kerry Washington and Reese Witherspoon; TV showrunners Shonda Rhimes and Jill Soloway; and Universal Pictures chairwoman Donna Langley.
The #MeToo movement has given rise to #TimesUp, an initiative by 300 prominent women in the entertainment industry to fight sexual harassment and gender disparity in every workplace across the country from "movie sets to farm fields to boardrooms alike".
The campaign includes a legal fund to help women protect themselves from sexual misconduct.
"If this group of women can't fight for a model for other women who don't have as much power and privilege", Rhimes told the Times, "then who can?"
"We fervently urge the media covering disclosures by people in Holywood to spend equal time on the myriad of experiences of individuals working in less glamourized and valorized trades", a message posted on the group's website read.
Drafting of legislation to punish companies that tolerate sexual harassment and to discourage nondisclosure agreements in such cases.
The organisation arose from informal gatherings of women talent agents in Los Angeles who starting meeting after the issue of sexual harassment landed like a bombshell on the entertainment industry in October.
And a request that women walking the red carpet at the Golden Globes speak out and raise awareness by wearing black.
This is a moment of solidarity, not a fashion moment. "This time the industry can't expect us to go up and twirl around". It will be housed and administrated by the National Women's Law Center, and now has more than $13 million in donations.