Black women are worn out from discrimination in corporate America. They're leaving to launch their own businesses, creating a hole for talent across industries.

• Black women are being pushed out of corporate America by microaggressions, belittling, and burnout.
• Some are starting businesses and building teams of their own.
• Their departures are likely to hurt innovation and profits in corporate America.

Sage Stewart's bosses would take attendance at meetings using her white colleagues' names — but the higher-ups often didn't bother with hers.

Stewart, who worked as the director of diversity at a tech company, recalled one boss saying: "David's here. Susan's here. And diversity is here."