# Uluu

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/uluu

- Industry: Materials
- Headquarters: Perth, Australia
- Website: www.uluu.com.au/
- Total disclosed funding: $18M
- Latest round: Series A (Oct 29, 2025)
- Investors on record: 12

## About

Formed in 2021 and based in Northern Territory, Australia, and co-founded by Julia Reisser (Co-CEO) and Michael Kingsburyin (Co-CEO), C Sea Solutions Pty Ltd doing business as Uluu operates as a developer and manufacturer of a compostable and biodegradable polymer.In October 2025, Uluu raised AUD 16 million in Series A funding, led by new investor Burda Principal Investments, with participation from other new investors Novel Investments, Startmate, Fairground, and Trinity Ventures, and returning investor Main Sequence Ventures. Other unspecified investors also participated in the round

The company offers an alternative to plastic through its ocean material. Uluu’s primary product, ULUU, is a carbon-negative and home compostable polymer derived from a seawater process. Uluu’s natural material is produced from microbial fermentation, utilizing seaweed as a renewable resource. ULUU is biodegradable, and its versatility allows it to mimic various types of plastics. Uluu earns revenue by selling seaweed-based biomaterials to manufacturers, enabling sustainable products through direct sales, partnerships, and licensing for eco-friendly packaging, textiles, and industrial applications. In October 2025, Uluu raised AUD 16 million in Series A funding, led by new investor Burda Principal Investments, with participation from other new investors Novel Investments, Startmate, Fairground, and Trinity Ventures, and returning investor Main Sequence Ventures. Other unspecified investors also participated in the round. The company will use the funding to build a demonstration plant and scale its technology to deliver commercial volumes of seaweed-based plastic alternatives.

## Funding rounds

- Series A, Oct 29, 2025, $10M — Trinity Ventures, Novel Investments, StartMate, Burda Principal Investments, Main Sequence Ventures
- Seed, Jun 29, 2022, $7.1M — Mistletoe, Main Sequence Ventures, Alberts, Possible Ventures, Perpetual Corporate Trust Limited, Jas Impact Capital No 3 Pty Ltd, Selora Pty Ltd
- Seed, Sep 27, 2021, $0.9M — Main Sequence Ventures, Alberts, The Eights

## Investors

- Main Sequence Ventures (https://capitalatlas.ai/funds/main-sequence-ventures) — Seed, Series A
- Alberts — Seed
- The Eights — Seed
- Mistletoe (https://capitalatlas.ai/funds/mistletoe) — Seed
- Possible Ventures — Seed
- Perpetual Corporate Trust Limited — Seed
- Jas Impact Capital No 3 Pty Ltd — Seed
- Selora Pty Ltd — Seed
- Trinity Ventures (https://capitalatlas.ai/funds/trinity-ventures) — Series A
- Novel Investments — Series A
- StartMate (https://capitalatlas.ai/funds/startmate) — Series A
- Burda Principal Investments (https://capitalatlas.ai/funds/burda-principal-investments) — Series A