Limenet is a company.
Limenet has raised $50K across 1 funding round.
Key people at Limenet.
Limenet was founded by Enrico Noseda (Co-Founder).
Limenet has raised $50K in total across 1 funding round.
Limenet was founded by Enrico Noseda (Co-Founder).
Limenet has raised $50K in total across 1 funding round.
Limenet's investors include B Capital Group, Exceptional Ventures, Moonstone Venture Capital, Prithvi Ventures.
Limenet is an Italian climate deep tech benefit corporation founded in 2023, specializing in carbon capture and storage through a patented technology that converts CO2 into stable calcium bicarbonate in seawater.[1][4][7] This process permanently sequesters carbon while increasing ocean alkalinity to combat acidification, benefiting marine ecosystems.[1][2][3] Targeting industrial CO2 emitters and the carbon removal market, Limenet solves the dual challenge of atmospheric CO2 reduction and ocean health degradation.[1][3] The company has shown rapid growth, advancing from concept to one of the world's largest operational CO2 storage facilities in seawater within 18 months, securing €7 million ($8.2 million) in funding in December 2025 from CDP Venture Capital SGR and Fassa Bortolo to scale operations and build an industrial site in Sicily.[2][5]
Limenet was established in March 2023 in Lecco, Italy, as a Benefit Corporation committed to social, environmental, and economic goals.[1][4] Founder and CEO Stefano Cappello leads the company, drawing on three years of prior development to refine its ocean alkalinity enhancement technology.[3] The idea emerged from addressing ocean acidification via CO2 mineralization into calcium bicarbonates using lime and seawater, aligning with scientific progress and intergenerational equity.[3][4] Pivotal early traction included rapid prototyping, operational facility deployment in Italy, and a prepurchase deal with Frontier—the first for a Southern European CDR company—validating its science and execution after rigorous due diligence.[3] Investors like Faros and COREangels supported its "Other Investors" stage.[1][7]
Limenet rides the carbon dioxide removal (CDR) megatrend, where demand surges for scalable, permanent solutions amid net-zero goals and ocean health crises.[1][3] Its timing aligns with 2025's funding momentum in European green tech, bolstered by Italy's PNRR Green Transition Fund and global buyers like Frontier catalyzing diverse CDR methods.[2][3][5] Market forces favoring Limenet include industrial decarbonization needs, CDR credit markets, and EU sustainability mandates, positioning it against biotech rivals in a fragmented field.[1] As the first Southern European Frontier partner, it influences the ecosystem by proving regional viability for ocean-based CDR, inspiring local investment, and advancing scientific trust in mineralization tech.[3]
Limenet is primed for industrial expansion with its €7M funding fueling a Sicily production site and broader CO2 removal scaling.[2][5] Upcoming trends like CDR buyer coalitions, alkalinity enhancement standardization, and marine impact verification will shape its path, potentially unlocking gigatonne-scale deployment.[3] Its influence may evolve from pioneer to ecosystem leader, driving Southern European deep tech adoption and intergenerational climate equity—echoing its origin as a fast-mover turning ocean crisis into scalable opportunity.[4]
Key people at Limenet.
Limenet has raised $50K across 1 funding round. Most recently, it raised $50K Pre-seed in May 2023.
| Date | Round | Lead Investors | Other Investors |
|---|---|---|---|
| May 1, 2023 | $50K Pre-seed | B Capital Group, Exceptional Ventures, Moonstone Venture Capital, Prithvi Ventures |
