CleanTech

Membrion

Membrion Raises $20M Series B to Transform CleanTech

$20M Series B
Total Raised
Series
Latest Round
2018
Founded
50-85
Employees
Seattle, WA
2 min read

Quick Facts

Valuation
$125M
Latest Round Size
$20M Series B
Latest Round Date
October 2025

Membrion Raises $20M Series B in Latest Funding Round

Membrion has successfully closed a $20M Series B funding round, marking a significant milestone in the company's growth trajectory. The round was led by Breakthrough Energy Ventures, with participation from DCVC, Evok Innovations.

Company Overview

Founded in 2018 and headquartered in Seattle, WA, Membrion has established itself as a leader in the cleantech space. Advanced membrane technology company developing carbon-neutral separation solutions for industrial applications

With a current valuation of $125M, the company has demonstrated strong market traction and investor confidence. The organization currently employs 50-85 people and continues to scale its operations.

Investment Details

Funding Round Highlights

  • Amount Raised: $20M Series B
  • Valuation: $125M
  • Lead Investor: Breakthrough Energy Ventures
  • Round Type: Series

Key Investors

The funding round saw participation from several notable investors:

  • Breakthrough Energy Ventures: Climate and energy focused fund backed by Bill Gates and others
  • DCVC: Deep tech venture capital firm investing in computation and life sciences
  • Evok Innovations: Venture capital firm focused on industrial innovation and sustainability

Market Context

The CleanTech sector continues to attract significant investor interest, with companies focusing on innovation, technology integration, and operational efficiency seeing particularly strong funding activity. This investment reflects the growing demand for innovative solutions in this space.

Growth Strategy

With this latest funding, Membrion plans to:

  • Accelerate product development and innovation
  • Expand market reach and customer acquisition
  • Scale engineering and go-to-market teams
  • Strengthen competitive positioning in the cleantech market

Industry Impact

Membrion's funding round represents the continued evolution of the cleantech industry, where technology-driven solutions are becoming increasingly critical for business success. The company's approach to developing sustainable technologies for environmental challenges positions it well for future growth.

Future Outlook

As Membrion moves forward with its expanded funding, the company is well-positioned to capitalize on market opportunities and drive innovation in the cleantech space. Industry experts expect continued growth and potential for additional strategic partnerships.

The investment validates the company's business model and growth potential, setting the stage for the next phase of expansion and market leadership.

Key Investors

Breakthrough Energy Ventures
Strategic Investor
Climate and energy focused fund backed by Bill Gates and others
DCVC
Venture Capital
Deep tech venture capital firm investing in computation and life sciences
Evok Innovations
Venture Capital
Venture capital firm focused on industrial innovation and sustainability

About the Author

Michael Torres
Michael Torres
Former startup founder turned investment analyst, focusing on early-stage technology and consumer companies.