Membrion
Manufacturing · Water Utilities
$43.9Mtotal raised · 12 rounds on record
$20Mlatest round · Series B · Jun 2025 · 16 mo ago
2backers · Indico Capital Partners, Pangaea Ventures
$1.6Mgrants · 5 grants · CORDIS
Overview
Treat and reuse industrial wastewater with electro-ceramic desalination. Remove heavy metals, reduce costs, and improve sustainability. Learn more.
Key facts
These are the key facts about Membrion on Alion as of Nov 13, 2026. Membrion is headquartered in Seattle, United States. It was founded in 2017. It has raised $43.9M in 5 funding rounds. The latest round is Series B of $20M, announced in 2025.
- Headquarters
- Seattle, United StatesAlion company profile, updated Sep 27, 2026
- Founded
- 2017Alion company profile, updated Sep 27, 2026
- Employees
- 10+Alion company profile, an estimated range
- Total raised
- $43.9MSum of 5 equity rounds Alion knows
- Latest round
- Series B · $20M · Jun 16, 2025SEC Form D filing · sec.gov
- Visa sponsorship, United States
- 1 · H-1B filings in 12 monthsUS Department of Labor · latest filing May 8, 2026
Official records
Funding and backers
Total raised
$43.9M
12 rounds on record
Latest round
$20M
Series B · Jun 2025 · 16 mo ago
Team
27
US Form 5500 (plan participants) · Dec 2025 · +4% in a year
Grants
$1.6M
5 grants · CORDIS
Backers
2
Indico Capital Partners, Pangaea Ventures
The money's age
Due for its next round
16 months since the last round · not hiring
Momentum
15/100
in the news
Last sign of life
1 mo ago
a posting or a news item
The story so fareach stage dated by its source: the company's releases, the press, registers, filings
Jun 16, 2025
Raised a round Series B $20M · SEC Form D
Feb 27, 2025
Took on debt financing $1M · SEC Form D
Nov 13, 2024
Took on debt financing $1.9M · SEC Form D
Jan 25, 2023
Partnership Membrion Announces Its Collaboration With W. L. Gore & Associates to Develop Ultra-thin Ceramic Ion Exchange Membranes for Energy Efficient Desalinat… · businesswire
Jan 17, 2023
Raised a round Series B $7M · Business Wire
Jun 28, 2021
Won a grant $200k · CORDIS
Sep 1, 2020
Won a grant $256k · CORDIS
Feb 19, 2019
Won a grant $150k · CORDIS
Sep 1, 2018
Won a grant $748k · CORDIS
2017
Founded
Dec 1, 2016
Won a grant $225k · CORDIS
Tractionpublic signals, read monthly
Web presence
top 6%
of 133.2M domains by links, Common Crawl
Funding rounds
| Round | Date | Amount | Investors | Source |
|---|---|---|---|---|
| Series B | Jun 2025 | $20M | — | SEC Form D |
| Debt Financing | Feb 2025 | $1M | — | SEC Form D |
| Debt Financing | Nov 2024 | $1.9M | — | SEC Form D |
| Series B | Jan 2023 | $7M | — | Business Wire |
| Venture round | Dec 2022 | $12.5M | — | SEC Form D |
| Venture round | Sep 2021 | $3M | — | SEC Form D |
| Grant | Jun 2021 | $200k | — | CORDIS |
| Grant | Sep 2020 | $256k | — | CORDIS |
| Grant | Feb 2019 | $150k | — | CORDIS |
| Grant | Sep 2018 | $748k | — | CORDIS |
| Venture round | Aug 2018 | $1.5M | — | SEC Form D |
| Grant | Dec 2016 | $225k | — | CORDIS |
Registers and programsofficial lists and records that name the company
| Legal entity | Membrion, Inc. | SEC Form D |
Founders and leadersfrom filings, registers and the company's site
John PlazaExecutive Officer, DirectorSEC Form D
Greg NewbloomExecutive Officer, DirectorSEC Form D
Phillip PickettExecutive OfficerSEC Form D
Wayne ByrneExecutive Officer, DirectorSEC Form D
Thomas MitchellExecutive OfficerSEC Form D
Backed byfrom the funds' portfolios and accelerator catalogs
Investors in similar startupsfunds that back the companies most like this one
Similar startupsby what they do, their industry and backers
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ChemREADY Water and Wastewater treatment and Matec equipment solutions for mining and industrial sector. Learn More.
Badwater Alchemy offers innovative desalination solutions for sustainable water purification, reducing costs and addressing global water…
Visa sponsorship
1
H-1B filings in 12 months
1
Green card filings
$128k
Median offered salary
Who they sponsor
Chemical engineers
1
In the register as Membrion, Inc, Seattle, WA (+1 more)
Other sponsors in the same field
Geosyntec Consultants 
MIPS 
Carollo Engineers 
Hussmann
Alert me
US Department of Labor · latest filing May 8, 2026 · Visa details by country
Financials
Total raised
$48.4M
Latest round
Series B
Funding rounds
12
Funding rounds
| Round | Announced | Amount | |
|---|---|---|---|
| Series B | 2025 | $20M | Details |
| Debt Financing | 2025 | $1M | Details |
| Debt Financing | 2024 | $1.9M | Details |
| Series B | 2023 | $7M | Details |
| Venture - Series Unknown | 2022 | $12.5M | Details |
| Venture - Series Unknown | 2021 | $3M | Details |
| Grant | 2021 | $200k | Details |
| Grant | 2020 | $256k | Details |
| Grant | 2019 | $150k | Details |
| Grant | 2018 | $748k | Details |
| Venture - Series Unknown | 2018 | $1.5M | Details |
| Grant | 2016 | $225k | Details |
People
John Plaza
Executive Officer, Director
Greg Newbloom
Executive Officer, Director
Phillip Pickett
Executive Officer
Wayne Byrne
Executive Officer, Director
Thomas Mitchell
Executive Officer
Jeff Canin
Director
Amanda Richie
Director
Craig Moore
Director
Bob Warshawer
Director
Nic Pannekeet
Director
Sivan Zamir
Director
Himanshu Sekhar
Director
Names and roles come from public filings, company registers and the company's own site. Is this you? Correct or remove · How we handle this data
Connections
List
Graph
Found in company registers, site code, DNS and hiring. Each connection shows how sure we are and the evidence, with its source and date.
Shared investors
Pangaea VenturesVia a fund
Indico Capital PartnersVia a fund
Click a company to open it. Dashed lines are likely connections. The second step of the network is part of the Pro plan.
Owner
Same company
Same group
Likely
Shared investors
News
Treating concentrated copper wastewater without expanding the footprint
Key takeaways Electrodeposition wastewater can contain copper up to 60 g/L at pH 0 to 2, with concentrations swinging by roughly 40 percent depending on tool recipe. Chemical precipitation can struggle with high, fluctuating metal concentrations, while co
Read more
Report
When everything is possible, what is valuable?
For all the innovators out there: the problem is already solved. For decades it's been possible to treat any wastewater stream to the conditions needed for discharge or re-use. Layer on enough treatment steps, chemistry and downstream processes and you ca
Read more
Report
The real opportunity in resource recovery
We've known how to pull metals out of water for decades. So when people ask why resource recovery still feels stuck, I tell them the recovery itself was never the hard part. The hard part is making a waste stream recoverable in the first place, and making
Read more
Report
Overcoming silica constraints in high-recovery water treatment
Key takeaways In many reverse osmosis (RO) systems, silica, not salinity, hardness, or organics, sets the recovery ceiling. When silica is present, conventional RO is often limited to somewhere between 35 and 70 percent recovery. Electro-ceramic desalinat
Read more
Report
Treating concentrated metal wastewater in semiconductor manufacturing
Semiconductor manufacturing produces highly concentrated wastewater streams containing metals and other dissolved contaminants. Treating these streams effectively is critical for reducing hazardous waste and controlling costs. This case study highlights h
Read more
Report
Optimizing evaporation pond management in mining operations
Mining operations often rely on evaporation ponds to manage high-salinity wastewater streams, but these systems come with significant limitations. Large land requirements, long evaporation times, and environmental risks can make pond-based management both
Read more
Report
Achieving zero liquid discharge in metal finishing
Water-intensive industries like metal finishing face increasing pressure to reduce discharge and operate more sustainably. Achieving zero liquid discharge (ZLD) is one way to meet these goals, but it can be complex and costly with traditional technologies
Read more
Report
Treating lithium rinse water in EV battery manufacturing
As EV battery manufacturing scales, managing wastewater streams containing lithium and other dissolved ions becomes increasingly important. Traditional approaches often rely on hauling and disposal, which can be costly and inefficient. This case study exp
Read more
Report
ECD technology overview
Electro-ceramic desalination (ECD) offers a different approach to removing dissolved ions from water by using charge-based separation rather than pressure-driven filtration. This allows for effective treatment of high-salinity streams that can be challeng
Read more
Report
Recovering RO reject water in personal care manufacturing
Personal care product manufacturers rely heavily on water for production, but managing wastewater and maximizing recovery can be a persistent challenge. Reverse osmosis systems often generate reject streams that are discharged, leading to lost water and i
Read more
Report
Show more news
Offices
Where the company hires and what each office is for
Cities
1
Hiring now
0
Countries
1
Seattle
United States
HQ
10-50 est. staff
How to cite this page
Alion, "Membrion: key facts", as of Nov 13, 2026. https://alion.io/company/membrion
These figures are published under a free licence. You may reuse them, including commercially, as long as you credit Alion and link back to this page. CC BY-SA 4.0