Achievements
- Made it into Y Combinator W22 batch, a highly selective accelerator
- Co-founded Unravel Carbon, a leader in enterprise carbon management and decarbonization
- Held key leadership and consulting roles at engeco, INPEX, Energetics, Simulus, and BOC
- Raised significant venture funding for climate tech startups
- Deep expertise in carbon accounting, energy transition, and sustainability strategies
- Recognized as a true changemaker in the climate and energy space
No Cap: this is Marc Allen
Yo, so let me tell you about Marc Allen. This guy’s a total badass in the climate and energy game. He’s part of the W22 batch at YC, which already says a lot, YC don’t just take anyone, and he crushed it to get there.
His story’s pretty dope. Started out rolling through a bunch of energy and sustainability gigs, like engeco, INPEX, Energetics, Simulus, BOC. Basically, he’s been deep in the trenches of energy transition, carbon accounting, and helping big companies figure out how to be less shit for the planet. The dude’s been in leadership and consulting roles, so he’s seen the whole area, understands what it takes to push real change.
But what really jumps out is his move into startups. He co-founded Unravel Carbon, and no cap, that’s the real deal. They’re tackling enterprise carbon management and decarbonization, which is huge right now. Basically, he saw the climate crisis, knew the market needed solutions, and jumped into building something that actually makes a difference.
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Talk to herWhat’s dope is, he’s not just talking, he’s raised serious venture funding for climate tech. That shows investors believe in him, his vision, and his ability to make shit happen. That’s a big deal in this space.
His process shows he’s driven by the desire to do more than just talk about saving the planet, he’s out here building the tools and companies that make it happen. You can tell he’s motivated by real impact, not just for the bag. He’s been in the trenches for years, gathering experience, understanding the tech and policy gaps, then jumping into startups to fill those gaps.
Basically, Marc Allen’s a guy who’s been around the block in energy, saw the bullshit, and decided to do something about it, not just with words, but with action. He’s a perfect example of someone who’s been through the grind, learned the game, and now is crushing it with Unravel Carbon and beyond. He’s what you call a true changemaker in the climate space.

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