What 16 Investor Interviews Can Teach Founders Before the Next Pitch

The 16 investor interviews in the Brighter Future archive teach founders to diagnose investor fit, evidence, economics and narrative separately. A weak pitch can lose a good opportunity. A mandate mismatch outlasts any pitch.

First, a warning about the evidence

We held these interviews at different times with different funds. They form a partial, dated sample of climate capital, and cheque sizes, roles and mandates may have changed since. We keep each one as dated first-party source material and separate our current reading from what each investor said.

That range is the point. You can see how different investors describe different decisions, and a seed investor and an infrastructure investor may use completely different logic. Use the archive to sharpen your questions for each investor.

1. Mandate fit comes before slide order

Abe Murray’s Alley Corp interview records a pre-seed and seed focus, a defined cheque range and a broad deep-tech and climate remit. Carlota Ochoa Neven Du Mont’s Extantia interview records seed and Series A, a different cheque range and a climate-specific mandate. Other interviews focus on food, energy, nature or later stages.

Start by asking whether this investor can legally, strategically and economically make the investment you want, given your geography, stage, ownership model, technology and capital need. If so, the quality of the case starts to matter. Otherwise, move on.

2. Start from what the investor already believes

Carlota Ochoa Neven Du Mont puts it plainly. A climate-tech company raising from climate-tech investors should spend little time explaining that climate change is a problem. The fund exists because the investor already believes that.

The principle holds beyond climate. Good storytelling starts where the audience is.

3. Technical proof and investability are different layers

Across the archive, strong technology is one requirement among several. Investors also discuss market size, customers, business model, milestones, founder quality, capital efficiency and the route to scale.

Tom Rand of ArcTern puts scale at the centre of climate impact. Cutting greenhouse-gas emissions, in his view, takes companies that can become significant in large markets. Danny Brown at MaC looks for the route to a venture-scale return and accepts that a seed company sees only part of it. Nare Janvelyan at Voyager emphasises founders who understand commercialisation and the milestones they need to hit.

So build the investor the bridge from “the science works” to “this can become a valuable company”.

4. De-risking is a story of sequence

Myke Näf’s Übermorgen interview describes startup failure partly as the inherent risk of doing something new, and argues for de-risking through fast learning and hypothesis-driven iteration. The deck can follow the same logic. A company earns credibility by showing it understands the uncertainty that remains and that the next capital has a job.

5. Investors keep returning to the customer

Abe Murray describes founders who are “customer and problem obsessed”. Other interviews discuss product-market fit, market size, commercialisation and the need to understand the buyer before scaling.

Climate founders sometimes treat customer proof as separate from the “impact story”. The two belong together. A climate outcome that depends on adoption needs an adoption story, one that says who changes behaviour, why the switch is rational for them and what friction remains.

6. The case has to travel on its own

Several investors talk about storytelling, vision or the founder’s ability to communicate. The reason is institutional.

The person you meet often has to carry the company into another meeting, whether a partnership meeting, an investment committee, a technical diligence session or a co-investor call. So the deck has to be portable. Its logic, evidence, risk and ask should stay clear when somebody else explains it.

7. Impact investors still need an economic case

Josep Oriol’s Okavango interview frames conservation through economic viability. Helmer Schukken’s Rubio interview discusses systemic impact, where a technology becoming standard can matter more than keeping the impact exclusive. The models differ, and both require an economic case alongside “good for the planet”.

Founders need to join impact, business model and market structure in one argument, as parts of the same company.

8. A pass can be rational even when the story is clear

An investor can understand your company, believe your evidence and still decline. The fund may have a portfolio conflict. The cheque may be wrong. The economics may suit another kind of capital. The round may be too early or too late. The risk may sit outside the mandate.

The Belief Gap method stops founders reading every disappointing outcome as “we need a better story”. Find the first break, whether in evidence, clarity, conviction or commitment. Then check the structural conditions around the decision.

What to fix before the next investor meeting

1. Fitverify mandate, stage, geography and cheque.
2. Definitionstate what the company is in one sentence, so a new listener can place it straight away.
3. Problemexplain the specific market or system constraint.
4. Evidenceseparate achieved proof from forecast, target and hypothesis.
5. Commercialisationshow the buyer, the route to revenue and the adoption friction.
6. Riskname the first unresolved risk and what retires it.
7. Scaleconnect the next milestone to the larger company this capital is meant to create.
8. Portabilitymake the case easy for an internal champion to repeat.
9. Askstate what you are raising, why now and what the round pays for.

Related: Origin + Vision in a Climate Tech Investor Pitch · Climate Tech Teaser Deck · Climate Tech Data Rooms

Draws on Brighter Future’s investor interview archive.