Algae biotech companies are improving industries with sustainable innovations spanning food, fashion, energy, and environmental impact. In this article, we highlight 10 emerging startups redefining what is possible with algae – from carbon capture and plant-based proteins to algal textiles, engineered strains, and next-gen photobioreactor devices. These companies were selected based on their technology, market potential, and funding momentum, making them key players to watch in 2025.
Global Startup Heat Map highlights 10 Algae Biotech Companies to Watch
Through the Big Data & Artificial Intelligence (AI)-powered StartUs Insights Discovery Platform, covering over 7M+ startups, 20K+ technology trends plus 150M+ patents, news articles & market reports, we identified 190+ algae biotech startups.
The Global Startup Heat Map below highlights the top 10 algae biotech companies you should watch in 2025, as well as the geo-distribution of algae biotech startups & scaleups we analyzed for this research.
According to our data, we observe high startup activity in the US and India, followed by the UK. The top 5 Startup Hubs for Algae Biotech are London, New York City, Berlin, Singapore, and Los Angeles.
Meet Emerging Algae Biotech Companies to Watch in 2025
We hand-picked startups to showcase in this report by filtering for their technology, founding year, location, funding, and other metrics.
These 10 algae biotech startups work on solutions ranging from algal textile fibres and plant-based protein to augmented algae strains and photobioreactor devices.
- TransAlgae – Multi-purpose Algal Platform
- Bloom Biotech – Algal Textile Fibres
- Anuala – Carbon Capture with Algae
- Algenie – Strain Customized Algae Production
- Edonia – Plant-based Protein
- MaDeCa – Marine Decarbonization
- Algaementum – Microalgae Production
- NeoEarth – Augmented Algae Strains
- ORLO Nutrition – Algae-based Nourishments
- VODORASLO – Photobioreactor Device
1. TransAlgae
- Founding Year: 2023
- Location: Rehovoth, Israel
- Use For: Multi-purpose Algal Platform
TransAlgae develops a multi-purpose algal platform that uses microalgae as a cell-based factory system for producing and naturally encapsulating therapeutic products.
The platform enables the expression of molecules such as hormones, enzymes, vaccines, and insecticides. These molecules are then delivered orally through algae pills, animal feed, or crop spraying. Moreover, TransAlgae replaces traditional methods like injections and toxic chemical sprays, offering a non-toxic and cost-effective solution.
Additionally, the startup’s technology is characterized by its green and non-invasive nature. This allows for mass vaccination without size limitations and protects against animal-based pathogens.
2. Bloom Biotech
- Founding Year: 2024
- Location: Antwerp, Belgium
- Use For: Algal Textile Fibres
Bloom Biotech develops algal textile fibers utilizing biotechnology to convert microalgae into sustainable, high-performance materials. These high-performance materials include fibers that are useful for textile applications. They are also sustainable and offer high performance, making them both environmentally friendly and stylish.
Further, Bloom Biotech’s materials align with environmental responsibility, creating products that are both runway-ready and eco-conscious. This further makes fashion more affordable and green without compromising style or performance.
3. Anuala
- Founding Year: 2024
- Location: Dublin, Ireland
- Use For: Carbon Capture with Algae
Anuala develops a carbon capture technology that uses micro-algae to change industrial waste and emissions into valuable products. This technology works by using the natural ability of microalgae to absorb carbon dioxide and convert it into biomass. It is then processed into various useful materials.
Additionally, by integrating microalgae into its bioprocess, Anaula eliminates bioprocess waste and reduces carbon emissions. This makes it a sustainable solution for industries seeking to minimize their environmental footprint.
Moreover, the process includes the creation of a closed-loop system that captures carbon and produces valuable by-products. This further improves the economic viability of carbon capture.
4. Algenie
- Founding Year: 2023
- Location: Sydney, Australia
- Use For: Strain Customized Algae Production
Algenie develops strain-customized algae production technology that changes algae into a cost-effective feedstock for diverse industries. The startup combines a photobioreactor design with AI-driven strain optimization to convert CO2 into valuable raw materials for applications such as plastics, food, biofuels, and textiles.
By solving economic and scalability issues, the startup also enables algae-based alternatives to compete with fossil fuel-derived materials.
Moreover, the startup’s products reduce production costs while achieving gigatonne-level carbon drawdown through sustainable practices. This catalyzes a carbon-positive economy by offering a viable alternative to fossil fuels. It further promotes both economic growth and environmental protection through eco-friendly algae-based products.
5. Edonia
- Founding Year: 2023
- Location: Palaiseau, France
- Use For: Plant-based Protein
- Funding: EUR 2 million
Edonia develops plant-based protein ingredients using microalgae such as spirulina and chlorella. The startup’s proprietary process, called Edonization, converts micro-algae biomass into a textured ingredient with a meat-like texture. It delivers an umami flavor profile without additives or artificial flavorings.
Moreover, Edonia’s technology involves minimal processing and delivers high nutritional value. It also has a low environmental footprint compared to traditional protein sources like ground meat and textured soy.
The startup further provides sustainable, nutritious, and appealing plant-based alternatives that support the transition to greener food systems. It also offers consumers a healthier, environmentally friendly option without compromising on taste or quality.
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6. MaDeCa
- Founding Year: 2024
- Location: Karlsruhe, Germany
- Use For: Marine Decarbonization
MaDeCa develops marine decarbonization technologies using algae, improving the circular carbon economy through ocean-based carbon management. The technology leverages algae’s natural ability to absorb carbon dioxide. The byproduct of this is then utilized to produce valuable products or stored, reducing atmospheric carbon levels.
MaDeCa’s method decreases greenhouse gas emissions from maritime activities while creating new economic opportunities through the production of carbon-based products. Moreover, it supports a sustainable marine ecosystem by using algae to drive global decarbonization, aligning environmental goals with economic viability.
7. Algaementum
- Founding Year: 2023
- Location: Ladoeiro, Portugal
- Use For: Microalgae Production
Algaementum produces microalgae, specifically cultivating the arthrospira genus, which is rich in protein, omega-3 fatty acids, and other essential nutrients. This production process utilizes sustainable methods that ensure that the algae are grown in pristine conditions without plastic, toxins, or heavy-metal contamination.
Algaementum’s method provides a reliable source of healthy and ethical ingredients. This enables clients to meet the growing consumer demand for sustainable and nutritious food options.
The startup’s technology integrates into the circular bio-economy, supporting a dynamic system where waste is re-integrated, which enhances the value of the entire production cycle. Further, Algaementum contributes to a healthier, more sustainable food system by offering premium algae-derived products. These products support both human and animal nutrition, aligning with circular economy principles.
8. NeoEarth
- Founding Year: 2022
- Location: Bordeaux, France
- Use For: Augmented Algae Strains
NeoEarth develops high-yield natural microalgae strains, tailored for producers seeking to improve their productivity. These strains work by utilizing genetic improvements to elevate production speed, robustness, and specific targets such as concentration and color. This addresses the limitations of traditional strains.
NeoEarth’s technology provides cost-effective biomass for diverse industries, including cosmetics, feed, food, and biomaterials. Additionally, the startup’s production system offers a bulk supply of microalgae, making it accessible across sectors.
These augmented strains enable businesses to adopt eco-friendly and profitable operations. They also support the broader adoption of microalgae as a sustainable alternative to CO2-emitting sectors.
9. ORLO Nutrition
- Founding Year: 2022
- Location: Wilmington, DE, US
- Use For: Algae-based Nourishments
ORLO Nutrition develops algae-based nourishments that focus on creating healthier and more sustainable products. It achieves this by cultivating algae, which serve as a rich source of essential nutrients, thereby providing a natural alternative to traditional supplements. Moreover, this process involves harnessing the nutritional benefits of algae to produce supplements like omega-3, which are crucial for maintaining health.
ORLO Nutrition’s products are carbon-negative, promoting sustainable nutrition. The startup further offers consumers a reliable source of impact nutrition, which provides them with the benefits of algae-based products while contributing to environmental sustainability.
10. VODORASLO
- Founding Year: 2022
- Location: Sofia, Bulgaria
- Use For: Photobioreactor Device
VODORASLO develops a domestic photobioreactor device that utilizes algae for air purification. This device operates by leveraging photosynthesis, where algae consume gases such as CO2, NOX, SO2, and larger pollutants like PM2.5, PM10, and VOCs, producing oxygen and biomass in the process.
Moreover, the biomass generated can be repurposed as a natural fertilizer for plants, biodegradable packaging, food supply, pigment, or in cosmetics.
Further, the technology purifies indoor air and also generates valuable by-products. VODORASLO’s products offer effective air purification solutions for homes, schools, and offices. Its long-term goal is to expand into more complex installations for public spaces and buildings.
Discover All Emerging BioTech Startups
The BioTech startups showcased in this report are only a small sample of all startups we identified through our data-driven startup scouting approach. Download our free BioTech Innovation Report for a broad overview of the industry or get in touch for quick & exhaustive research on the latest technologies & emerging solutions that will impact your company in 2025!
