Macrocarbon cultivates pelagic seaweed to produce carbon-negative biomass, creating drop-in replacements for aviation fuels and plastic precursors. Their integrated approach de-risks large-scale ocean biomass production, sequestering CO2 and supporting a blue bio-economy.
Funding
Funding not disclosed
Founders
Product
Problem
The global reliance on fossil fuels for aviation fuels and plastic precursors contributes to significant carbon emissions and environmental degradation. Current biomass alternatives often require substantial land, water, and fertilizer resources, presenting scalability and sustainability challenges.
Solution
Macrocarbon addresses these issues by cultivating and processing pelagic seaweed to produce carbon-negative biomass. Their integrated approach innovates the entire seaweed value chain, from cultivation using minimal infrastructure to extraction of critical chemical inputs. This enables the creation of drop-in replacements for aviation fuels and plastic precursors, reducing dependence on fossil carbon while sequestering atmospheric CO2. By de-risking large-scale ocean biomass production, Macrocarbon establishes resilient blue bio-economy hubs and diversifies local economies.
Target Audience
Macrocarbon targets industries requiring sustainable alternatives to fossil-fuel-derived products, including aviation, chemical manufacturing, and plastics, as well as regions seeking to establish blue bio-economy hubs.
Features
- Proprietary technologies for large-scale floating seaweed farming, including controlled floating techniques for non-pelagic species.
- Integrated model for cultivating, harvesting, and processing selected native brown or green seaweed species.
- Development of carbon-negative, drop-in replacements for aviation fuels (e.g., SAF) and plastic precursors (e.g., bionaphtha).
- Extraction of high-value natural compounds such as biochar, ulvan, cellulose, and protein from seaweed biomass.
- Validation of intermediate-scale floating farm prototypes (PLAQUAFARM).
- Optimization of biomass conversion processes for advanced biofuels and bioproducts.
- Focus on decarbonizing transport and valorizing waste streams within a blue and circular economy framework.
- Methods and infrastructure designed to complement existing ocean infrastructure and enhance traditional ocean livelihoods.