What is Membrion?
Membrion specializes in the manufacturing of advanced ceramic desalination membranes designed to operate under the most demanding industrial conditions. The company's core technology enables manufacturers to recover up to 98% of water, even when dealing with challenging trace chemicals and extreme pH ranges that typically render traditional filtration systems ineffective. By providing a more economical and durable alternative to conventional water recycling methods, Membrion is effectively lowering the barrier to entry for industrial water circularity.
The company's market position is defined by its unique electro-ceramic architecture, which offers superior stability and reduced maintenance requirements. This technological edge allows Membrion to serve a wide array of sectors, including chemical processing, mining, and power generation, where water scarcity and regulatory pressures necessitate innovative, high-efficiency recovery solutions.
How much funding has Membrion raised?
Membrion has raised a total of $57.3M across 8 funding rounds:
Angel/Seed
$1.5M
Series A
$9M
Series B
$7M
Series B
$5.5M
Multiple Rounds
$34.3M
Angel/Seed (2018): $1.5M with participation from E8, Sand Hill Angels, Sierra Angels, and Bellingham Angel Investors
Series A (2021): $9M led by Bellingham Angel Investors, Washington Research Foundation, and SeaChange Fund.
Series B (2023): $7M supported by Safar Partners, GiantLeap Capital, PureTerra Ventures, and FreeFlow
Series B (2023): $5.5M featuring New York Angels, Harvard Business School Alumni Angels of Greater New York, Indico Capital Partners, Samsung Ventures, GiantLeap Capital, and Lam
Stock/Share Issuance (2025): $11.3M, investors not publicly disclosed
Series B (2025): $20M with participation from Pangaea Ventures, PureTerra Ventures, GORE, and Ecolab
Debt (2025): $2M, investors not publicly disclosed
Debt (2025): $1M, investors not publicly disclosed
Key Investors in Membrion
Pangaea Ventures
A leading venture capital firm specializing in hard tech, focusing on investments in materials, chemistry, and biology to tackle global challenges.
PureTerra Ventures
A specialist venture capital firm that invests globally in disruptive water technologies and early-stage companies to address climate-resilient water access.
GiantLeap Capital
A value-oriented, structured-growth equity platform that invests in technologies transforming critical industries like manufacturing, energy, and infrastructure.
What's next for Membrion?
With the successful closure of its latest funding round, Membrion is poised to enter a phase of aggressive commercial expansion. The strategic focus will likely shift toward scaling production capacity to meet the growing demand from enterprise-level clients seeking to optimize their water footprint. Furthermore, the company is expected to deepen its integration with industrial partners, leveraging its recent capital to enhance its supply chain and refine its go-to-market strategy for international deployment.
As the global industrial landscape continues to prioritize ESG compliance and resource efficiency, Membrion's ability to deliver reliable, high-recovery water solutions positions it as a key enabler of the sustainable manufacturing transition. Future efforts will likely concentrate on further R&D to push the boundaries of membrane performance, ensuring the company remains at the forefront of the water technology sector.
