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How Illumio Raised $140M Without Revenue

Fundraising
July 7, 2025
Andrew Rubin shares startup insights on funding, timing, and conviction.
Topics discussed in the episode:
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Why should founders consider over-raising funds early on?
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How important is staying focused on your core product vision?
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Why is go-to-market fit as important as product-market fit?
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How can cautious hiring benefit a startup in the long run?
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What strategies can help in reaching enterprise customers early?
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How can involving customers early enhance product development?
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How important is fundraising in sustaining a startup in a new market?
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Why is timing critical for startups entering new markets?
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What are the challenges of entering a new market?
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How to raise significant funding early on?

Why should founders consider over-raising funds early on?

[Opening] Over-raising funds can serve as an insurance policy against unforeseen challenges. [Quote]

"I over-raised from the very beginning...That was the insurance policy."

[Takeaway]
  • Andrew believes raising extra funds provides security against delays.
  • Founders should over-raise to prepare for unexpected obstacles.

How important is staying focused on your core product vision?

[Opening] Maintaining focus on your core product vision prevents distraction and dilution of value. [Quote]

"Every time we had the conversation, we said, yeah, but those features have nothing to do with the problem that we started the company to solve."

[Takeaway]
  • Andrew stresses not adding features that distract from the core mission.
  • Resist feature creep to stay aligned with the original problem.

Why is go-to-market fit as important as product-market fit?

[Opening] Achieving go-to-market fit is crucial for successfully delivering your product to the right customers. [Quote]

"Your entire go-to-market has to be built to be able to exist and thrive in that environment."

[Takeaway]
  • Andrew highlights that go-to-market strategy must align with product and target customers.
  • Develop a go-to-market plan that fits customer needs and buying behaviors.

How can cautious hiring benefit a startup in the long run?

[Opening] Prudent hiring can help avoid layoffs and maintain team morale during uncertain times. [Quote]

"I can say that I'm working on a team for a company that literally has never done an economic-driven layoff. We've never done a RIF in the life of the company."

[Takeaway]
  • Andrew emphasizes cautious hiring to prevent future layoffs.
  • Scale teams judiciously to align with growth and market conditions.

What strategies can help in reaching enterprise customers early?

[Opening] Leveraging investor networks can accelerate access to key enterprise customers. [Quote]

"They would bring out the CIOs or the chief security officers of these huge companies...I was probably in their office doing at least a few EBCs a week every single week from the week that we started."

[Takeaway]
  • Andrew used his VC's network to connect with enterprise prospects.
  • Founders should leverage investor relationships to access potential customers.

How can involving customers early enhance product development?

[Opening] Engaging customers early provides valuable feedback for refining your product. [Quote]

"We really wanted their feedback...some of them got excited enough about what we're working on. They kind of became design partners."

[Takeaway]
  • Andrew involved potential customers to gather insights and refine the product.
  • Early customer input helps align the product with actual market needs.

How important is fundraising in sustaining a startup in a new market?

[Opening] Securing sufficient funding is essential for startups navigating uncertain market timelines. [Quote]

"The one insurance policy that you have when you're right, but you don't know how long it's gonna take is cash."

[Takeaway]
  • Andrew advises that ample cash reserves are crucial when market timing is uncertain.
  • Focus on fundraising to avoid running out of money before achieving product-market fit.

Why is timing critical for startups entering new markets?

[Opening] Timing is crucial when introducing innovations; being too early can lead to failure. [Quote]

"The difference between being very, very, very, very early in something and being too early in something...it's really only one word, and the word is actually not time, it's bankruptcy."

[Takeaway]
  • Andrew stresses that without sufficient resources, being early may result in failure.
  • Founders need to prepare for extended timelines when creating new markets.

What are the challenges of entering a new market?

[Opening] Entering a new market without existing demand poses significant challenges for founders. [Quote]

"There is no doubt about it that we went in not understanding what we were doing...What we didn't understand was how hard it was going to be to get the go to market right in light of not having a market."

[Takeaway]
  • Andrew highlights the difficulty of building a go-to-market strategy without existing market demand.
  • Founders should anticipate a longer time to achieve product-market fit in new markets.

How to raise significant funding early on?

[Opening] Raising significant funding early can provide the runway needed to build complex products and enter new markets. [Quote]

"We raised in the first 6-7 months of the company's life over $40 million. The team hadn't hit 20 people, and we already had 40+ million dollars in fundraising, and basically the month we started generating revenue two years later, we raised a $100 million round."

[Takeaway]
  • Andrew emphasizes the importance of early fundraising to avoid running out of money.
  • Substantial funds allow focus on product development without immediate revenue pressure.