Gross-Wen Technologies
Des Moines, Iowa, United States · Biotechnology, Information Technology, Water · 21 employees
Gross-Wen Technologies (GWT) is a leading algae based wastewater treatment technology company, dedicated to using algae to recover nitrogen and phosphorus from wastewater in a sustainable way. GWT's unique algae-based treatment solution, the revolving algal biofilm system (RAB), is considered one of the top algae treatment systems in the world.
Funding history
- Seed — $1.0M — Aug 2025
- Venture - Series Unknown — $8.0M — Jun 2025
- Seed — $1.0M — Jun 2025
- Venture - Series Unknown — $8.0M — Feb 2025
- Venture - Series Unknown — $6.7M — Sep 2024
Recent signals
- Aug 04, 2025: Raised $1.0M in Seed
- Jun 13, 2025: Raised $8.0M in Venture - Series Unknown
- Jun 13, 2025: Raised $1.0M in Seed
- Feb 27, 2025: Raised $8.0M in Venture - Series Unknown
- Sep 05, 2024: Raised $6.7M in Venture - Series Unknown
- Sep 03, 2024: Raised $6.7M in Venture - Series Unknown
- Feb 15, 2024: Gross-Wen Technologies Welcomes Ken Rubin as its first President, Elevating the Company's Strategic Leadership
- Apr 12, 2023: Raised $4.1M in Seed
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