Wello
Wello Oy was a Finland-based developer of proprietary wave energy converter devices for marine electricity generation, active from 2008 until filing for bankruptcy in 2023 without reaching commercial deployment.
- Company typePrivate
- Founded2008
- HeadquartersEspoo, Finland
- Headcount11–50
- GTM typeB2B
- OfferingHardware or Manufacturing
What Wello does
Wello Oy was a Finnish private limited company founded in 2008 and headquartered in Espoo, Finland, that developed wave energy converter (WEC) devices for marine energy generation. The company built hardware intended to harvest wave energy for electricity production with minimal environmental impact, operating in the broader wave and tidal renewable energy sector. Prior to insolvency, Wello had a headcount of 11-50 employees and was led by CEO Heikki Paakkinen, CTO Antti Paakkinen, and COO Timo Lotti, with both Paakkinen executives involved from an early stage.
The company's technology proposition centered on a proprietary wave energy conversion device rather than a software platform, with technical moats residing in mechanical engineering, hull/platform design, and power take-off systems typical of the WEC sub-sector. Wello's commercial model was effectively pre-revenue, sustained by public and private funding rounds rather than offtake contracts or product sales. Across 2009-2018 the company raised approximately $8.9 million across multiple rounds, including engagements with Finnvera Venture Capital, VNT Management, Fortum (a major Finnish utility), and EISMEA. Partnerships with the planned U.S. PacWave South test facility (opening 2026) and existing testing sites in Scotland positioned the company for international technology validation, though none resulted in commercial deployment.
Wello Oy filed for bankruptcy in 2023 after roughly 15 years of stop-and-start progress in marine energy development, succumbing to high development costs and the broader challenges facing the sector. The operating entity is recorded as closed, the wello.eu domain has since been repurposed (currently appearing to host unrelated third-party content), and no successor operating entity, IP buyer, or asset purchaser is identified in the available sources. The company therefore has no current operations, revenue, or active customer base, and the global wave and tidal energy market projections (USD 1.1B in 2024 to USD 21.8B in 2034 at a 34.8% CAGR) reflect the addressable opportunity the company failed to capture rather than its realized footprint.
Wello firmographics
Firmographics- Name
- Wello
- Legal name
- Wello Oy
- Website
- https://wello.eu
- Company type
- Private
- Founded year
- 2008
- Operating status
- Closed
- Headcount range
- 11–50 employees
- Short description
- Wello Oy was a Finland-based developer of proprietary wave energy converter devices for marine electricity generation, active from 2008 until filing for bankruptcy in 2023 without reaching commercial deployment.
- Ownership category
- akta.pro rank
Wello industry classification
Industry- Product category
- Marine Renewable Energy Equipment
- NAICS
- Electric Power Generation (22111)
- SIC
- Cogeneration Services & Small Power Producers (4991)
- akta.pro primary industry
- Wave Energy Converter (WEC) Power Generation (EUACAJAC)
- akta.pro secondary industries
- Marine & Hydrokinetic R&D (Tidal, Wave, River Current, OTEC) (EUAMAOAD), Ocean Current Power Generation (EUACAJAD)
Keywords
Where Wello is headquartered
LocationHeadquarters
- HQ city
- Espoo
- HQ country
- Finland
- HQ region
- Europe
Markets served
Wello business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Technology or R&D, Personnel, Supply Chain, Operations, Marketing or Sales
Wello product offering
Product offeringCore offering
Wello Oy designed and developed wave energy converters — physical devices that harvest kinetic energy from ocean waves and convert it into electricity. The company targeted marine renewable energy generation, with engineering emphasis on devices with minimal environmental impact, and was preparing wave and tidal energy devices for testing at sites including PacWave South and existing facilities in Scotland before ceasing operations.
Product overview
No specific product information available. Wello Oy (Finland) was a marine energy company developing wave and tidal energy devices before filing for bankruptcy in 2023. The available sources do not contain details about specific products, services, or technology offerings.
Differentiator
Problem solved
Functional benefit
Products and services
- Wave energy converters Physical wave energy converter devices designed to harvest kinetic energy from ocean waves and convert it into electricity, engineered for minimal environmental impact and targeted at marine energy developers and test-site operators.
Companies that use Wello
Customer profileIdeal customer profiles1 record
Wello technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Wello partnerships and signals
Strategic signalPartnerships
Two partnerships are on record, tiered core and minor.
- PacWave SouthcoreWello was preparing to test its wave energy devices at PacWave South, a new U.S. testing site opening in 2026. The company was among multiple marine energy developers selected for upcoming testing at this facility.
- Scotland (testing sites)minorWello was developing wave and tidal devices for testing at existing sites in Scotland, one of the established locations for marine energy testing.
Scale indicators3 records
Recent moves6 records
Expansion highlights3 records
Wello competitors and assessment
Company assessmentDirect peers
- CorPower Ocean: Sweden-based developer of wave energy converters using point-absorber technology, directly comparable to Wello in technology category, European base, and pre-commercial stage of development.
- Ocean Power Technologies: U.S.-listed developer of wave energy buoys (PowerBuoy) for autonomous offshore power, comparable in core wave-energy-conversion technology and target use cases (ocean observation, offshore power).
- Carnegie Clean Energy: Australian developer of the CETO wave energy technology — a direct wave-energy-converter peer that has similarly navigated long development timelines and pilot deployments.
- Eco Wave Power: Israel-based developer of floating wave energy converters installed near shore — a comparable pre-commercial wave energy company with similar scale and capital constraints.
- Bombora Wave Power: Welsh/UK developer of membrane-style wave energy converters (mWave), a comparable European pre-commercial WEC developer with similar scale.
- AW-Energy: Finnish developer of the WaveRoller submerged wave energy converter — directly comparable to Wello on geography (Finland/Europe) and WEC technology category.
- Wave Swell Energy: Australian developer of oscillating water column wave energy technology, comparable as a small pre-commercial WEC developer pursuing pilot deployments.
- Orbital Marine Power (O2): Scottish developer of floating tidal stream turbines — directly comparable to Wello in marine renewable category, with operations at Scotland test sites that Wello also targeted.
Broad incumbents
- Siemens Gamesa (Marine Energy): Large renewable energy incumbent with historical involvement in marine/tidal energy (e.g., SeaGen tidal turbine) — comparable as a capital-rich player in the broader ocean renewable energy category.
- Atlantis Resources / MeyGen: Developer-operator of the MeyGen tidal stream project in Scotland — a larger, more advanced marine energy peer operating at the same Scottish test sites Wello was targeting.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat2 records
Key risks6 records
Key highlights6 records
Customer concentration
Wello social profiles
Digital presenceWello financial estimates
Financial estimateRevenue estimate
Valuation estimate
Wello leadership team
Management profileNumber of profiles
Profiles3 records
Wello funding detail
Funding detailFunding overview
Funding rounds5 records
Investors4 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Wello 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 Wello
What does Wello do?
Wello Oy designed and developed wave energy converters — physical devices that harvest kinetic energy from ocean waves and convert it into electricity. The company targeted marine renewable energy generation, with engineering emphasis on devices with minimal environmental impact, and was preparing wave and tidal energy devices for testing at sites including PacWave South and existing facilities in Scotland before ceasing operations.
Is Wello a public or private company?
Wello is a private company. It is classified as venture growth investor backed and is currently closed.
When was Wello founded?
Wello was founded in 2008. It employs 11 to 50 people.
Where is Wello based?
Wello is headquartered in Espoo, Finland, in the Europe region.
Who are Wello's main competitors?
Direct peers on record are CorPower Ocean, Ocean Power Technologies, Carnegie Clean Energy, Eco Wave Power, Bombora Wave Power, AW-Energy, Wave Swell Energy and Orbital Marine Power (O2). Broad incumbents are Siemens Gamesa (Marine Energy) and Atlantis Resources / MeyGen.
Does Wello have an API?
No public API is recorded for Wello.
What industry is Wello in?
Wello's product category is Marine Renewable Energy Equipment. Its primary akta.pro industry code is EUACAJAC, Wave Energy Converter (WEC) 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.