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Latest Issues

Humba Ventures 2026 Deep Tech Fellowships

Applications for Humba’s Deep Tech Fellowship are now open!

For six weeks, you’ll sit shotgun with Leo and Anna as we meet founders building reactors, robots, rockets, chips, and everything else at the bleeding edge of technology. You’ll b...

a month ago
7

Hand Held Laser Welders

Never say Twitter hasn’t contributed to the rebirth of American manufacturing. One of my favorite anecdotes in the unfolding story of that rebirth is Elon Musk scrolling Twitter, seeing a video of a Chinese hand-held laser welder, ordering...

2 months ago
32

Bottlenecks

There is a long and underappreciated list of things that America is running short on, and many of the most critical and fascinating rarely come up in the news cycle.

We all know about the domestic gaps in rare earth metal mining and refini...

2 months ago
9
1

Critical's Race to Power America

In early August, inside a nondescript warehouse on the industrial edge of Los Angeles, Spencer Jackson and his team spun up a power plant. It was a compact 50-kilowatt turbine rig, packed into a shipping container, that they designed and bu...

9 months ago
16
1

Humba's Inaugural Deep Tech Fellows

Last month, we kicked off Humba Ventures’ first deep tech fellowship. It’s a new program we’re running where operators and researchers in and around the deep tech ecosystem can join us for a month or two to sit in on pitch meetings, connect...

a year ago
8

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Authors

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  • Leo Polovets

    General Partner at Susa Ventures and Humba Ventures. Early engineer at LinkedIn and Factual, not-that-early engineer at Google. Investing interests: b2b SaaS, deep tech, and sectors critical to our nation's future.

  • Anna-Sofia Lesiv

    I'm an investor at humba ventures, and I write essays.

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