Achievements
- Founded WebCake, Y Combinator Summer 2013, enabling marketing teams to tweak websites on the fly
- Co-founded Opzi, Y Combinator Summer 2010, a Q&A platform for enterprises, 'Quora for the biz'
- Participated in multiple Y Combinator startups including Zenrez, Lorem Technologies, Chartio, Shoefitr
- Serial entrepreneur with a track record of building and experimenting in SF tech scene
- Deep Y Combinator experience with two cohorts (S10, S13) showing strong startup hustle
- Proven ability to solve real-world problems through fast-paced, iterative product development
What's up with Nathan Speller
Yo, you gotta hear about Nathan Speller. Dude’s a legit serial entrepreneur, like one of those guys who just jumps into shit and makes it happen. He’s been around the YC block a couple times-S13 and S10, so he’s been in the game for a while. That’s some serious cred right there.
So here’s the scoop: Nathan’s been behind a bunch of startups. Started with WebCake back in 2013, which was all about giving marketing folks the power to tweak websites on the fly – kinda like giving them the remote control for their sites. WebCake was cool, but it’s not around anymore. Still, that shows he’s got that hacker mindset-making tools that solve real-world problems fast.
Before that, he co-founded Opzi in 2010, which was basically Quora for companies-like a Q&A platform, but aimed at businesses. Think of it as him trying to make knowledge sharing easier for big orgs. Again, now inactive, but really, that’s him jumping into the deep end early on, trying to crack how companies communicate internally.
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Talk to herHe’s also been linked to a bunch of other YC startups-Zenrez, Lorem Technologies, Chartio, Shoefitr. No doubt, he’s had his fingers in a lot of pies, always in the thick of things in SF, building, experimenting, failing, but always pushing forward. That’s the real deal – dude’s got that startup hustle, no cap.
What does all this say about him? For me, it’s clear Nathan’s driven by a pure passion to build stuff that shifts how people do business. He’s not just doing startups for the sake of it-he’s genuinely trying to solve problems, make things better, faster, smarter. That’s what startup life is about, right? Jumping in, taking risks, failing fast, learning, then crushing it next round.
What’s even cooler? All this shows he’s got that grit-he’s not afraid to get his hands dirty, try new ideas, and pivot when shit doesn’t work. He’s basically living proof that being a generalist in the tech world can totally pay off-knowing a bit about everything, then using that to build the future trend.
Bottom line? Nathan Speller is that guy who’s been around, learned the hard way, and keeps pushing the boundaries. He’s not just some guy chasing fame-he’s about actually having an effect, even if some projects fade away. That’s the real entrepreneurial spirit right there.

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