Start to scale. Startup and Scale-up Founder Stories. · Start to Scale

How to clean the ocean with oyster reefs, with Oyster Heaven CEO George Birch

·57 min·5 clips
George Birch discovered that a single oyster can filter 200 liters of water every day.
George Birch, founder of Oyster Heaven, discusses his journey from asset management to oyster reef restoration, explaining how he makes marine regeneration profitable through scalable solutions like clay bricks and ecosystem services trading. He shares insights on nitrogen credits, investor support, and the importance of solving big environmental problems with business models.

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A practical climate-founder story about scaling marine restoration without losing the business case.

George Birch traces a founder story about turning oyster reef restoration into a business that can scale. The episode begins with the environmental problem, then settles into a sharper question: how marine regeneration can stay financially workable without drifting from the…

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Oyster reefs, brick factories, and the scale-up math behind marine regeneration.

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