7 Fundraising Mistakes Founders Make: An Investor's View

Most advice on how to raise money is written by people who never had to decide whether to put their own money into someone else's project. This is the other side of the table: observations from someone who has invested, raised money himself, and watched hundreds of founders from both seats.

There are far more than three or seven mistakes founders make when raising investment. They show up at nearly every stage, in nearly every decision. This piece covers seven of the most common and most expensive ones, from a weak project to a pitch deck blasted out to everyone at once.

Mistake 1. A Weak Project

Most often, the weak point isn't the pitch, the financial model, or the lack of an MVP. It's the project itself. It has no clear market and no real future, and the founder doesn't see it. Worse, he's often convinced of the opposite and believes he just hasn't found the investor smart enough to appreciate the idea yet.

If the offer is weak at the level of the idea and its market logic, no pitch deck, no delivery, and no founder confidence will fix that. It sounds harsh, but that's how many investors actually look at a large share of incoming applications. A good pitch can paper over the weak spots at the first meeting; after that, they almost always become obvious.

Mistake 2. Betting on the Idea Instead of Execution and Sales

There's a cult of the idea in startup culture. It feels like the main thing is to come up with something brilliant, and the rest will fall into place. That's an illusion.

There's a simple formula that describes reality accurately:

• The idea - $1 (to whoever thought of it)
• Execution - $10 (to whoever built it)
• Sales - $100 (to whoever sold it)
• Scaling - $1,000,000 (to whoever built the system)

An idea on its own is worth almost nothing. That's why investors don't sign NDAs before a first meeting: they don't need your idea, they need someone capable of building and scaling it.

Mistake 3. Skipping Demand Validation Before Spending Money

A common pattern among weak startups: come up with an idea, spend six months building it, burn through the budget, then launch into a market that was never waiting. It's better to run into reality before you incur the costs, not after.

A retail example that works in any niche: want to check whether people need fidget spinners? Post an ad on a classifieds site: "selling fidget spinners wholesale." If people call, there's demand. If it's silent, you've just saved your money and your time, and only then is it worth going out and stocking up.

The same logic works in IT. Want to launch a marketplace for used cars? Sell one car by hand first. Want a platform for therapists? Sell a therapy session without the platform. If the core action has never been done at a small scale, there's no reason to believe a platform will make it happen.

VPNs are a good example of how context shifts demand. In 2019, most people would have asked what a VPN even is. By 2022, demand for it had spiked. The founders with real instinct are the ones who spot that kind of shift early, but they're rare. If you're not one of them, go validate demand by hand.

Mistake 4. Burning the First Money on Salaries Before There's a Product

The first money in a startup usually comes from the people who believe in the founder: friends, family, and "fools." That's the reality of the earliest stage: nobody knows you yet, there's no track record, there's no product. Trust is the only asset the first round runs on.

A typical failure looks like this. A team raises its first investment and is convinced the market needs the product. Instead of quickly testing the hypothesis, it hires eight people and starts paying salaries. Three or four months later, the money is gone, the product isn't launched, and the hypothesis was never tested. Continuing after that gets a lot harder.

The alternative: take an off-the-shelf foundation, launch, test the market, and only then, once the hypothesis holds up, invest in custom development and a team. Large players take this path too. In 2006, Tinkoff (today T-Bank) started by acquiring a small bank, Khimmashbank, that already held a banking license, and launched Tinkoff Credit Systems on top of it. That's how a branchless bank was born, starting with credit cards. The team never had to build a license from scratch.

Money from the first round is better spent testing the hypothesis quickly, finding a working model, and gathering the first proof that anyone actually wants the product. Growing the team and taking on fixed costs can wait. Once that stage is handled correctly, raising the next round gets easier.

Mistake 5. No Clear Monetization Model

Almost every investor, sooner or later, steers the conversation toward one question: how does the project make money, and why. The investor cares about business logic: who pays, for what, why they'll keep paying, and how the investment comes back with growth.

If a team wants to build "the next Facebook," the investor looks past the ambition and straight at the earnings model. A hundred million users still isn't enough on its own: you have to explain how that audience turns into revenue. "We'll make money on ads and stickers" sounds weak without a real logic behind it. It's far stronger to lay out the monetization mechanics, the path to revenue, and why that model should work at all, ideally backed by a financial model for investors: where the revenue comes from, what the costs are, and how the unit economics work per customer.

A strong founder talks about this calmly and specifically. A weak one quickly retreats into talking about the technology, the team, and the market, even though all of that is secondary to an investor until the money logic is clear.

Mistake 6. Sending the Same Pitch to Every Investor

One of the key mistakes when looking for investors is treating them as an undifferentiated crowd. Investors make decisions differently:

• Betting on people. One fund bets on the person, not the specific project. What matters is the track record and the crises survived. If you've already pulled a company out of a crisis, that fund will back you even if the current project pivots five times.
• Betting on metrics. Another fund looks purely at numbers: are there sales, what's the LTV, what's the CAC. Without those figures, there's no conversation.
• Betting on their own expertise. A third fund invests where it already has expertise, in marketing, media, or technology. Outside "smart money" isn't what they need, because they already are that expertise.

There's no universal pitch deck or investor presentation format that works for everyone. There's a specific investor with specific decision logic. Preparing for fundraising starts with figuring out exactly who's sitting on the other side of the table. The most honest thing you can do is ask directly: "What do I need to do for you to give me money?" It's the only way not to waste your time.

Mistake 7. No Firsthand Experience in the Niche

One of the clearest signs of a mature founder is that he's already done something with his own hands in the niche he's entering: sold, raised, built, lost. That experience is the only real currency in early investor conversations. An idea without it is worth exactly as much as the paper it's written on.

The sooner you run into reality, the cheaper it is. A pivot isn't a failure, it's a normal part of the process: you show up with one plan, the market tells you it's wrong, and you rethink it. The danger is staying stuck in "I believe in the idea" for too long.

Some startups face a hundred or two hundred rejections before an investment finally lands. That path is a reminder: hypotheses need to be tested fast and cheap, not proven by waiting for funding to start.

A Checklist for Preparing to Raise Investment

1. Confirm the project has a real market and a clear earnings logic.
2. Validate demand before spending money: a classifieds ad, a manual sale, conversations with customers.
3. Spend the first round on testing the hypothesis, not on growing headcount.
4. Prepare a clear answer to how the project makes money, and put it in a financial model.
5. Figure out what a specific investor is betting on: people, metrics, or expertise.
6. Build the pitch deck and investor presentation around that specific investor.
7. Get firsthand experience in the niche: sell, raise, build it yourself.

Frequently Asked Questions

Why do investors turn down startups?

Most often the reason sits in the project itself: no clear market, unvalidated demand, no explained monetization model. A good pitch can hide the weak spots at a first meeting, but they become obvious afterward.

Where do you start when raising investment for a startup?

Start by validating demand and answering how the project makes money. Then figure out which investor fits the project and build the presentation around them.

Do you need an MVP to find an investor?

An MVP helps validate a hypothesis cheaply and gather the first proof of demand. It won't save a weak project. Requirements vary by investor: some want a finished product, others are fine with a strong team and a clear market.

How do you find an investor?

Build a list of funds and investors whose criteria match your project, and ask each one directly what it would take to get funded. There's no universal pitch format.

Bottom Line

Investors want a project with a real market, validated demand, and a clear earnings model, and they want a founder with niche experience who can explain where the money comes from. The first round is best spent testing the hypothesis, the investor presentation should be built for a specific audience, and an idea without execution and sales is worth almost nothing.

Need help raising investment or launching a startup end to end? The Defence.Investments team works with projects from idea to launch: fundraising support and turnkey startup development.

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