This week in startups: Celebrities mingle with VCs at the Upfront Summit, Pinterest preps banks for IPO and Sam Altman has a grand new idea.
Cratejoy, a startup founded in 2014, helps businesses launch and scale their own subscription box services.
Enterprise health insurance services platform Collective Health has raised a healthy $81 million in Series C funding to help the startup continue to grow its team, as well as cover the U.S. market. Al