Coast 4C
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Founders
About
Coast 4C is a Southeast Asia-focused regenerative aquaculture company operating a platform that connects smallholder seaweed farmers with global processors of carrageenan and other seaweed-derived ingredients 123. The company was founded by Nick Hill and combines technical assistance, farmer inputs, and market access with digital traceability aimed at strengthening marine conservation while professionalizing the Southeast Asian seaweed supply chain 123.
Disclaimer: This is a lean profile built from initial round coverage and may be expanded as more information becomes available.
Funding History
| Date | Round | Amount | Lead | Co-investors |
|---|---|---|---|---|
| 2026-06-24 | Seed | USD 2.5M | Hatch Blue (Blue Revolution Fund) | Conservation International Ventures, elea, RS Group, Potato Impact Partners, Minderoo Foundation, Kibo Invest, Azulito Fund 123 |
Proceeds will be used to reach breakeven ahead of a Series A, expand the farmer network across coastal Southeast Asia, and complete the rollout of the digital farm management and traceability platform 12.
What Investors Say
“Smallholder farmers have long been treated as grant recipients rather than equity-backed producers.” — Sol Park, Principal, Blue Revolution Fund (Hatch Blue), quoted in Aqua Culture Asia Pacific, June 24, 2026 1
“By turning seaweed farming into viable livelihood, the company gives communities both means and incentive to protect marine ecosystems they depend on.” — Stéphanie Abels, Executive Director, elea, quoted in Aqua Culture Asia Pacific, June 24, 2026 1
What Founders Say
“We will use proceeds to reach breakeven ahead of Series A, driving scale in Southeast Asia before expanding to other regions.” — Nick Hill, Founder & CEO, Coast 4C, quoted in Aqua Culture Asia Pacific, June 24, 2026 1
Sources
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Aqua Culture Asia Pacific, “Coast 4C secures oversubscribed US USD 2.5 million seed round to scale smallholder seaweed farming in Southeast Asia,” June 24, 2026. Accessed July 2026. https://aquaasiapac.com/2026/06/24/coast-4c-secures-oversubscribed-us2-5-million-seed-round-to-scale-smallholder-seaweed-farming-in-southeast-asia/↩↩↩↩↩↩↩
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SeafoodSource, “Hatch Blue invests USD 2.5 million in seaweed supply chain platform Coast 4C,” June 2026. Accessed July 2026. https://www.seafoodsource.com/news/environment-sustainability/hatch-blue-secures-usd-2-5-million-for-southeast-asia-seaweed-farming-technology-platform-coast-4c↩↩↩↩
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The Fish Site, “USD 2.5m boost for regenerative seaweed farming platform,” June 2026. Accessed July 2026. https://thefishsite.com/articles/2-5m-boost-for-regenerative-seaweed-farming-platform↩↩↩