Climatetech finance

Solar

PosiGen wins another $200M for lower-income rooftop solar

Pioneering solar installer PosiGen will benefit from Brookfield Asset Management's new investment, but it could face tougher times ahead if policy changes under Trump.

By Eric Wesoff . 9 January 2025
Climatetech finance

The cleantech companies that didn’t make it through 2024

From carbon removal startups to solar icons, the climate world saw a number of corporate flameouts this year. Here are some takeaways and lessons learned.

By Eric Wesoff . 12 December 2024
Policy & regulation

DOE Loan Programs Office races to get cleantech money out as Trump looms

The office helped Tesla get its start and has lent billions to everything from transmission line projects to battery manufacturers. Its future is uncertain under Trump.

By Akielly Hu . 5 December 2024
Carbon removal

Heirloom raises $150M for its limestone-based carbon removal tech

The startup opened the first direct air capture facility in the U.S. last year. The funding will help it build more plants capable of removing higher volumes of CO2.

By Allison Prang . 4 December 2024
Policy & regulation

‘Business as usual:’ Why the $27B ‘green bank’ could survive Trump

Republicans have attacked the Inflation Reduction Act’s landmark green lending fund, but backers say it will help grow jobs in red and blue states alike.

By Jeff St. John . 20 November 2024
Long-duration energy storage

Form Energy raises $405M for its 100-hour iron-air batteries

The long-duration energy storage startup has raised a total of $1.2 billion. Form is expanding its West Virginia factory and working on its first deployments now.

By Jeff St. John . 9 October 2024
Clean industry

Meta, Holcim, and other investors ink deals to clean up concrete

Tech firms and building materials giants are pouring money into startups that aim to decarbonize cement — a tricky but crucial task.

By Maria Gallucci . 2 October 2024
Policy & regulation

The $20B US ‘green bank’ program just funded its first project

An Inflation Reduction Act program meant to expand climate investment in underserved markets has its first target — a $31 million commercial solar effort in Arkansas.

By Jeff St. John . 1 October 2024
Clean energy

Chart: US clean energy investment is soaring thanks to climate law

Private and public investment in clean energy rose to a total of $147B in the first half of this year — a record-setting figure.

By Dan McCarthy . 16 August 2024
Climatetech finance

This MIT-backed fund wants to solve the toughest climate problems

The Engine Ventures just raised $400M to help fill the vast funding gap for “tough tech” companies, including firms working to decarbonize heavy industries.

By Maria Gallucci . 27 June 2024