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High Tech Series A Founded 2020

Uluu

Uluu manufactures biodegradable polymers from seaweed, producing carbon-negative and compostable polyhydroxyalkanoates (PHA) based polymer materials through microbial fermentation using seaweed, seawater, and saltwater microbes. The company offers reusable bags, biodegradable products, and injection molding grade pellets made from seaweed-based bioplastic material. Founded in 2020 and headquartered in Perth,…

📍 Perth, Australia · Advanced Materials,

Funding snapshot

Last roundSeries A
Amount$11M
Date30 October 2025
Total raised$17M
Team size27

About

Uluu manufactures biodegradable polymers from seaweed, producing carbon-negative and compostable polyhydroxyalkanoates (PHA) based polymer materials through microbial fermentation using seaweed, seawater, and saltwater microbes. The company offers reusable bags, biodegradable products, and injection molding grade pellets made from seaweed-based bioplastic material. Founded in 2020 and headquartered in Perth, Australia, Uluu has raised approximately $17.2M in Series A funding from investors including Main Sequence, Alberts, Mistletoe, Burda Principal Investments, and the Government of Western Australia. The company's ocean-based production model avoids competition with arable land and freshwater resources, offering a sustainable alternative to petroleum-based plastics that addresses plastic pollution while sequestering carbon through seaweed cultivation.

Business model

Advanced Materials > Biomaterials > Biodegradable Polymers > Bioplastics > Seaweed

Institutional investors

Government of Western Australia Main Sequence Alberts Mistletoe Possible Ventures The Eights Burda Principal Investments Startmate Fairground Capital Trinity Ventures Karlie Kloss Kevin Parker Nathan McLay Neil Perry Melvin Benn

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