The Lead Edge Capital principal who screens growth-stage technology companies for a living explains how investors decide which companies are worth backing, and what separates an exciting company from one that can actually survive diligence.

Aaron Darr started out as a fly fishing guide. Today he leads sourcing and diligence on growth-stage technology businesses at Lead Edge Capital in New York, a firm that raises much of its capital from more than 700 executives who have built, run, or managed some of the world’s best businesses. He tells Doug Foley the two jobs share more than patience. In both, you spend time with people at a moment they have prepared hard for, and your job is to be helpful.

He starts with the network. Those executives help Lead Edge companies with mentorship, customer introductions, strategic projects, and board and advisor roles. Aaron says they are just as valuable for the deals they talk the firm out of. When an operator with years in an end market says this is not a good idea, and here is why, the firm gets its time back, and focus is what drives results.

Then he explains the filter. Lead Edge runs a highly structured, process-driven approach to a huge amount of deal flow. At the center is the Lead Edge 8, a metrics-driven screen built around growth, durability, and business quality, and the firm’s well-known hierarchy of BS memo, which separates what sounds impressive from what actually maps to a good business. As a growth investor, Aaron wants empirical proof points, not just a great idea.

The middle of the conversation is about AI and technical diligence. AI makes great companies better and less durable companies much worse, and it is happening fast. Aaron explains how Lead Edge looks past the pitch deck to see whether a company has the right piping and wiring to make use of AI, and why technical debt, which he compares to deferred capex on an aging base of equipment, is much harder to tolerate than it was a few years ago. He also makes the case for unglamorous industries, including electrical component procurement, feed bin monitoring in agriculture, and food distribution, where technology adds real value in a massive, critical market.

For founders raising capital, he gets practical. Know where you are going and why now. Figure out which mountain you are climbing and whether what got you here will get you to the top. Match the fuel to the engine, because the wrong type of capital for your stage can stall a company or blow it up. Lead Edge runs a concentrated portfolio with a goal of never losing money, so binary, venture-style risk is a non-starter, and the firm aims to make three times its money in four to six years. A founder who wants to shoot the moon is better served by an investor built for that.

He closes on the relationship after the check clears. Aaron talks with his companies weekly, because waiting for a board meeting means 90 days of problems that could already be solved. He lays out the questions founders forget to ask: what success looks like for the fund, how involved the investor will be, and whether the partner who led the deal is the person you will actually work with after close. A deal can come together in 90 days, but the partnership has to last three to five years, which is why he builds relationships long before a transaction. His advice for anyone starting out is to deliver value in every interaction, be resourceful, work hard, shoot straight, and make your 80-year-old self proud.

If you are building a company, raising growth capital, or trying to understand how professional investors evaluate opportunities, this is a look inside the decision.

In this episode: from fly fishing guide to growth investor, standing on the shoulders of 700+ executives, the deals a great network talks you out of, how Lead Edge filters massive deal flow, the Lead Edge 8 and the hierarchy of BS, AI hype versus technology that hits the P&L, how AI changed technical due diligence, why technical debt is more dangerous now, the case for unglamorous industries, how to position your company for an investment committee, why now and which mountain you are climbing, when to approach a growth investor, matching the fuel to the engine, why binary risk is a non-starter, investor alignment and what success looks like for the fund, being a good partner after the deal closes, the questions founders forget to ask, the 90-day relationship that has to last five years, where to start building relationships in investing, why talent matters more than ever in the AI era, and making your 80-year-old self proud.