Achievements
- Founded Bear Flag Robotics, which developed autonomous farm tractors
- Participated in Y Combinator Winter 2018 batch as a cofounder
- Led Bear Flag Robotics to a successful acquisition by John Deere in 2021
- Holds a mechanical engineering degree from Carnegie Mellon University
- Earned an MBA from Chicago Booth
- Featured in major outlets like The New York Times, CNBC, WIRED, and TechCrunch
Living for Aubrey Donnellan
Straight up, let me put you on to Aubrey Donnellan – this is one of those startup stories that just hits different. She’s got that rare combo of tech genius, real-world hustle, and a heart for sustainability.
So, Aubrey’s a W18 YC alum – jumped into Y Combinator with her company Bear Flag Robotics, which is basically making farm tractors drive themselves. Yeah, autonomous tractors – no bullshit, that’s the future of farming right there. And guess what? They crushed it so hard that John Deere bought them in 2021. That’s a legit exit, proof she’s onto something big.
But her story didn’t start there. She’s got a solid background in mechanical engineering from Carnegie Mellon – the nerdy kind that knows how stuff works under the hood. Then she went on to get an MBA from Chicago Booth, which is like her way of saying, “Yeah, I know the tech, but I also get how to build a business, how to scale, how to make the money.” That combo? Pure fire.
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Talk to herBefore jumping into startups, she’s been around the block – worked at giants like Boeing Satellite Systems and Disney, plus stints at Techstars, Accenture, Maestro, Net Impact, and even spent time in the wild at Glacier National Park. That diverse experience? It’s like her way of soaking up everything – tech, sustainability, business, nature. She’s all about blending tech with making a real impact.
What really makes Aubrey stand out is her drive to solve real-world problems with tech. She’s not just chasing the next shiny gadget; she’s all about sustainability and making agriculture smarter and more fast. Her work has been featured in big names like The New York Times, CNBC, WIRED, TechCrunch – so she’s not just some startup kid; she’s legit recognized for pushing boundaries.
To sum it up: Aubrey isn’t just a founder who built a company and cashed out. She’s a tech innovator with a purpose, someone who jumped into the deep end, learned the ropes, and then used everything she’s learned to build something huge. Her process shows that starting something real means blending your skills, taking risks, and caring about the impact. And that’s exactly what she’s doing. No Cap.
Sources to check more about Aubrey Donnellan
- Young Alumni Award - 2024 Aubrey Donnellan, '15 - Chicago Booth
- Bear Flag Robotics: Autonomous driving technology for farm tractors.
- 2025 Best Y Combinator Startups from W18 Batch | StartupFrequency
- Aubrey Donnellan Archives - Wharton Magazine
- Bear Flag Robotics wants to sell an autonomous tractor for farms

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