Here is your reality check on the climate tech market

In 2026, funding for climate startups remains tight and selective. However, capital is still flowing hard into the energy transition.

Google, Stripe and Anthropic put another $915M behind permanent carbon removal, taking the pot past $1.8B. And Constellation is spending $4.3B to upgrade eleven nuclear units, under a twenty-year contract with a single tech buyer. The deals are fewer, larger, and longer-term.

Here, we'll show why investors are still making big climate bets, and what that means for the wider market.

Corporations, governments, utilities, and consumers all deal with challenges that climate technology is built to address.

We lay out who the buyers are and what environmental problems they need solved.

Knowing who's motivated and why helps you build or fund climate solutions with real market traction.

We have noticed it can be hard to see exactly where climate tech companies make money (in the product, the project, the financing, or the ongoing operations).

We'll compare which models are working right now, and why some need project finance and long-term buyers while others can grow through software or services.

Whether you're building or investing, you’ll learn what makes projects worth financing ... and what stays stuck as a great idea without a repeatable way to get paid.

Knowing the growth rate and market size of the climate tech market is one thing. But these numbers do not mean much if you do not understand what is actually pushing the market forward, and what has to change for solutions to scale.

Some drivers are easy to see: tighter emissions targets, lower costs for clean energy, and rising climate risk. But climate tech growth is often decided by less visible factors such as permitting timelines, grid capacity, bankable project finance, reliable measurement and reporting, and procurement commitments that turn pilots into long-term demand.

Before building or investing, you should know what helps climate projects move from promising pilots to real projects customers will fund.

Climeworks and Northvolt have captured global attention, but the climate tech landscape is far broader and deeper than a few flagship names.

Startups are building across the entire decarbonization stack ... from carbon capture and long-duration storage to grid software, industrial electrification, and nature-based solutions.

We've talked with entrepreneurs and investors in this market, and even the most experienced operators feel overwhelmed by its breadth and complexity. That's precisely why we created this section.

Here, we share the grids and ecosystem maps we've built to help you navigate what's unfolding and where the whitespace is.

Climeworks, Redwood Materials, Form Energy… climate tech has no shortage of ambitious companies. But getting a project built and making money from it are two different things.

So what helps some teams move forward while others get stuck in pilots? Real customers, a way to bring costs down, and a plan that works outside the pitch deck.

We've studied how companies approach these challenges and what founders and investors can learn from them.