Zero

A Trillion-Dollar Fund Manager on Climate Investing in 2025

Greg Wasserman of Wellington Management has been making climate investments in companies for almost 20 years, so how does he weigh up the current moment?

A panel of switches for the heat pumps and boilers at the new cruise terminal extension at Portsmouth International Port in Portsmouth, UK.
Photographer: Hollie Adams/Bloomberg

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By Akshat Rathi and Oscar Boyd

May 15, 2025 at 4:00 AM UTC

This article is for subscribers only.

Low-carbon tech investments reached $2.1 trillion last year. But with the whole world trying to work out how to navigate US President Donald Trump’s unpredictable policy agenda, is 2025 still a good time to invest in climate tech?

This week on Zero, Akshat Rathi interviews Greg Wasserman, head of private company climate investment at Wellington Management that oversees more than $1 trillion in assets. Wasserman has to make investment decisions here and now about companies and technologies—weighing risks and opportunities in a volatile market.