REDstack
- Company typePrivate
- Founded2005
- HeadquartersSneek, Netherlands
- Headcount11–50
- GTM typeB2B
- OfferingHardware or Manufacturing
REDstack firmographics
Firmographics- Name
- REDstack
- Website
- https://redstack.nl
- Company type
- Private
- Founded year
- 2005
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Ownership category
- akta.pro rank
REDstack industry classification
Industry- Product category
- Osmotic Power Generation
- NAICS
- Electric Power Generation (22111), Other Electric Power Generation (221118)
- SIC
- Cogeneration Services & Small Power Producers (4991)
- akta.pro primary industry
- Salinity Gradient (Blue Energy) Power Generation (EUACAJAF)
- akta.pro secondary industry
- Marine & Hydrokinetic R&D (Tidal, Wave, River Current, OTEC) (EUAMAOAD)
Keywords
Where REDstack is headquartered
LocationHeadquarters
- HQ city
- Sneek
- HQ country
- Netherlands
- HQ region
- Europe
Markets served
REDstack business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Technology or R&D, Personnel, Operations, Supply Chain, Infrastructure
REDstack product offering
Product offeringCore offering
REDstack develops reverse electrodialysis (RED) technology and specialized membranes that generate renewable electricity by mixing freshwater with saltwater across ion-exchange membranes. The company focuses on osmotic / "blue energy" power systems, supplying membrane stacks and project expertise for renewable electricity generation and osmotic power plant development.
Product overview
REDstack is identified as a key company in osmotic power technology development, which generates renewable electricity by mixing freshwater with saltwater across specialized membranes. No specific product names, portfolio structure, or detailed product descriptions are available in the provided sources.
Differentiator
Problem solved
Functional benefit
Products and services
- Reverse Electrodialysis (RED) Osmotic Power Technology
- Specialized Ion-Exchange Membranes for Osmotic Power
- Osmotic Power Plant Development and Deployment
Companies that use REDstack
Customer profileSegments2 records
Ideal customer profiles2 records
REDstack technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature1 record
REDstack partnerships and signals
Strategic signalPartnerships
Five partnerships are on record, tiered core.
- ToyobocoreToyobo is identified as a technology supplier partner in the osmotic power development ecosystem. As a membrane technology company, Toyobo likely supplies specialized membrane materials or components used in osmotic power generation systems.
- DanfosscoreDanfoss is listed as a technology supplier in the osmotic power development ecosystem. As a global leader in heating and energy technologies, Danfoss may provide components or systems integration for osmotic power installations.
- Rockwell AutomationcoreRockwell Automation is identified as a technology supplier partner for osmotic power technology development. The company likely provides automation, control systems, and digitalization solutions for power generation facilities.
- SaltPowercoreSaltPower is one of the key companies driving osmotic power development alongside REDstack. SaltPower commissioned the world's first commercial osmotic power plant in Denmark in 2023, representing the leading commercial implementation in the field.
- Sweetch EnergycoreSweetch Energy is a French startup and key player in osmotic power technology development alongside REDstack. The company achieved breakthrough performance of 20-25 Watts per square meter, representing a 20x improvement over earlier technology.
Recent moves5 records
Expansion highlights4 records
REDstack competitors and assessment
Company assessmentDirect peers
- SaltPower: Danish osmotic power developer that commissioned the world's first commercial osmotic power plant in Denmark in 2023. Directly comparable to REDstack as a fellow salinity gradient power project developer using reverse electrodialysis-class technology.
- Sweetch Energy: French startup developing osmotic (salinity gradient) power technology that publicly demonstrated 20–25 W/m² performance, a 20x improvement over earlier tech. Directly comparable to REDstack as one of three named core developers in osmotic power.
Broad incumbents
- Statkraft: Norwegian state-owned hydropower major that developed and operated the world's first prototype osmotic power plant at Tofte (later halted). Comparable to REDstack as an established energy player that has invested in and validated the salinity gradient power category.
- Andritz: Austrian global supplier of hydro turbines, generators, and related electro-mechanical equipment for hydropower plants. Comparable to REDstack as a provider of the core generation equipment (turbines/generators) needed for osmotic power plant deployment.
- Voith Hydro: Global supplier of hydro turbines, generators, and automation systems for hydroelectric plants. Comparable to REDstack as a supplier-side enabler of water-driven renewable power generation projects, including potential osmotic power applications.
- GE Renewable Energy: Major renewable energy OEM with broad generation technology portfolio including hydro. Comparable to REDstack as a broad incumbent in renewable power generation that could emerge as a competitor, partner, or acquirer in osmotic power.
- Acciona Energía: Spanish global renewable energy IPP with significant marine/tidal and offshore wind exposure. Comparable to REDstack as a developer-investor active in marine and emerging water-driven renewable power categories.
Emerging players
- Aquaporin: Danish membrane technology company focused on water treatment and forward osmosis applications. Comparable to REDstack as a membrane-technology peer working on water–membrane innovations with adjacent applications in clean water and water–energy.
- Modern Water: UK-listed company deploying membrane-based desalination and water treatment systems. Comparable to REDstack as a membrane technology peer with overlapping water–energy and clean water applications.
Regional players
- Sapura Energy: Malaysia-based offshore services and renewable energy company exploring marine-based power including OTEC and marine current technologies. Comparable to REDstack as a regional player developing marine-based renewable power generation in geographies where freshwater/saltwater mixing is feasible.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat3 records
Key risks6 records
Key highlights6 records
Customer concentration
REDstack financial estimates
Financial estimateRevenue estimate
Valuation estimate
REDstack leadership team
Management profileNumber of profiles
Profiles1 record
REDstack funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
REDstack M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about REDstack
What does REDstack do?
REDstack develops reverse electrodialysis (RED) technology and specialized membranes that generate renewable electricity by mixing freshwater with saltwater across ion-exchange membranes. The company focuses on osmotic / "blue energy" power systems, supplying membrane stacks and project expertise for renewable electricity generation and osmotic power plant development.
Is REDstack a public or private company?
REDstack is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was REDstack founded?
REDstack was founded in 2005. It employs 11 to 50 people.
Where is REDstack based?
REDstack is headquartered in Sneek, Netherlands, in the Europe region.
Who are REDstack's main competitors?
Direct peers on record are SaltPower and Sweetch Energy. Broad incumbents are Statkraft, Andritz, Voith Hydro, GE Renewable Energy and Acciona Energía. Emerging players are Aquaporin and Modern Water. Sapura Energy is listed as a regional player.
Does REDstack have an API?
No public API is recorded for REDstack.
What industry is REDstack in?
REDstack's product category is Osmotic Power Generation. Its primary akta.pro industry code is EUACAJAF, Salinity Gradient (Blue Energy) Power Generation, with a secondary code of EUAMAOAD, Marine & Hydrokinetic R&D (Tidal, Wave, River Current, OTEC). Its NAICS code is 22111 and its SIC code is 4991.