What is Membrion?
Membrion specializes in the manufacturing of high-performance ceramic desalination membranes capable of recovering up to 98% of water in harsh conditions. By leveraging electro-ceramic technology, the company enables manufacturers to recycle water at previously inaccessible pH ranges and in the presence of challenging trace chemicals. The firm's product suite is characterized by low fouling rates, oxidizer resistance, and ultra-low pH stability, making it an economical solution for industries seeking to optimize water usage and reduce environmental impact. Membrion's market position is bolstered by its ability to provide sustainable, high-efficiency water recovery solutions that align with the increasing regulatory and operational pressures on industrial water management.
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 Sierra Angels, Bellingham Angel Investors, E8, and Sand Hill Angels
Series A (2021): $9M led by SeaChange Fund., Washington Research Foundation, and Bellingham Angel Investors
Series B (2023): $7M supported by Safar Partners, GiantLeap Capital, FreeFlow, and PureTerra Ventures
Series B (2023): $5.5M featuring Samsung Ventures, GiantLeap Capital, Indico Capital Partners, New York Angels, Harvard Business School Alumni Angels of Greater New York, and Lam
Private Equity (2025): $11.3M, investors not publicly disclosed
Series B (2025): $20M with participation from Pangaea Ventures, PureTerra Ventures, GORE, and Ecolab
Debt (2025): $1M, investors not publicly disclosed
Debt (2025): $2M, investors not publicly disclosed
Key Investors in Membrion
Pangaea Ventures
A leading venture capital firm specializing in hard tech, focusing on investments in start-up companies that utilize advancements in materials, chemistry, and biology to tackle significant global challenges.
PureTerra Ventures
A specialist venture capital firm that invests globally in disruptive water technologies and early-stage water companies to address challenges caused by industrialization and climate change.
Ecolab
A global leader in water, hygiene, and infection prevention solutions, providing critical services to manufacturing, food and beverage, and industrial sectors worldwide.
What's next for Membrion?
With the recent infusion of capital, Membrion is poised to enter a new phase of commercial expansion and technological refinement. The strategic focus will likely center on scaling production capacity to meet the rising demand for industrial water recycling solutions across sectors such as manufacturing, energy, and chemical processing. By integrating its technology into broader industrial workflows, Membrion aims to solidify its role as a critical partner for enterprises striving for climate resilience and operational efficiency. Future growth will be driven by continued investment in R&D to further enhance membrane durability and performance, ensuring the company remains at the forefront of the global water technology market.
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