Amy Feldman

Of the Next Billion-Dollar Startups list’s 225 alumni, 131, or 58%, became unicorns, including DoorDash, Figma, Anduril, Benchling and Rippling. This year, the list is dominated by artificial intelligence.

This Forbes list highlights 25 venture-backed companies likely to become unicorns. Learn more about the founders and investors behind these fast-growing tech startups.

Phaedra Ellis-Lamkins built Promise into a $520 million powerhouse by helping municipalities and utilities collect unpaid bills with zero-interest payment plans.

Plus: From Green For All to a startup that helps utilities collect unpaid bills with zero-interest plans; longer-lasting fuel cells for trucks

Phaedra Ellis-Lamkins built Promise into a $520 million powerhouse by helping municipalities collect unpaid bills with text messages and zero-interest plans

lemental Excelerator, a non-profit climate investor backed by Laurene Powell Jobs' Emerson Collective, Rockefeller Foundation and the Office of

Yet-Ming Chiang’s research on materials science might seem esoteric. But he’s used it to build an array of companies in areas like batteries, green cement and critical minerals that could really help mitigate the climate crisis.

The mayors of Boston, Paris, Freetown, Sierra Leone, and Quezon City, Philippines, made the cut for Forbes' first Sustainability Leaders list.

The mayors of Boston, Paris, Freetown, Sierra Leone, and Quezon City, Philippines, made the cut for Forbes' first Sustainability Leaders list.