A planet powered by floating offshore wind

Principle Power is a leading global technology and services provider for the floating offshore wind energy market.

We are naval architects, engineers, innovators, and entrepreneurs who are passionate about unlocking the full potential of the ocean to provide clean, inexhaustible energy to the world.

We believe that responsibly sited floating offshore wind technology offers a transformational energy resource that can be delivered at the scale necessary to address the biggest environmental challenges of our time.

A global leader in the floating offshore wind industry

Principle Power's patented 4th generation WindFloat® product portfolio  enables offshore wind turbines to be sited in any water depth or seabed condition, unlocking offshore wind potential worldwide and allowing projects to harvest the best wind resources.

Our WindFloat® products – the WindFloat T and WindFloat F – offer simple, economic designs to help reduce cost and risk from fabrication throughout installation, operations, and decommissioning. The portfolio’s superior dynamic motion characteristics and smart hull trim system yields maximum power production at prices that are competitive with conventional offshore wind and other energy sources.

Your preferred partner in floating offshore wind

Principle Power acts as a trusted partner to developers, independent power producers, utilities, and EPCI contractors, supporting these customers throughout the entire project lifecycle.

Principle Power is the market leader in floating offshore wind technology, with two projects totaling 75GW operational in Portugal and Scotland. We have another 30 MW in France scheduled to reach financial close in 2024 and are supporting our customers with 10 GW of projects under design contract in all key floating wind markets.

Our vision

A planet powered by floating offshore wind

Our mission

To deliver the best floating wind solutions for our partners through our innovative technologies and services

Our values

We work as one team

We go above and beyond

We are driven by creativity

Leading the energy transition worldwide

Principle Power, founded in 2007, is headquartered in California, USA, with offices in France, Portugal, United Kingdom, Japan, and a growing presence in Asia. 

The company currently employs over  120 talented people who are committed to developing floating offshore solutions to accelerate the energy transition. 


NAMEPA's MEP Awards 2022: Environmental Innovation

Principle Power was granted NAMEPA’s Marine Environment Protection (MEP) Award for Environmental Innovation.

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Top 100 Energy Transition Innovator 2022

Principle Power was named one of the TOP 100 Energy Transition Innovator in 2022 by Reuter Events.

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European Wind Investment Awards 2021

High Commendation for Offshore Developer of the Year: "Principle Power certainly deserves recognition for being a market leader in floating offshore technology."

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Global Cleantech 100 Company 2021

Principle Power was named a 2021 Global Cleantech 100 Company by Cleantech Group. The list recognizes companies that will deliver us from the climate challenge to the decarbonized future we need now.

The 100 companies on the list represent the private, independent, and for-profit companies best positioned to contribute to a more digitized, decarbonized, and resource-efficient future.  

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European Wind Investment Awards 2019

Innovation Award: "Principle Power is simply in a different league!”

Rising Star / Young Personality of the Year Award: “Aaron Smith demonstrated an impressive body of work and is clearly very established at such a young age. Aaron is driving a new direction in the offshore wind industry whilst also defining business strategy, funding, and negotiation. He has created a name for himself and has developed quickly.”

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Environmental Leadership Award 2018

The Maritime Alliance, a California-based non-profit organization that promotes sustainable, science-based ocean and water industries, has presented Principle Power and Aker Solutions with the 2018’s Environmental Leadership Award in recognition of the companies’ efforts in promoting offshore renewable energy and their collaborative approach to development.

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Offshore Energy Young Engineer Award 2016

Bestowed upon Alexia Aubault for her work on the WindFloat 1 floating wind turbine platform prototype.

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Invest in Provence Award 2016

Award presented by the Provence Promotion, Economic Development Agency in recognition of the economic contributions Principle Power makes to the local community through the development of its floating offshore wind platform technology.

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Global Cleantech 100 Company 2014

Principle Power was named a 2014 Global Cleantech 100 Company by Cleantech Group.

The Global Cleantech 100 represents the most innovative and promising ideas in cleantech, featuring companies that are best positioned to solve tomorrow’s clean technology challenges and make the most significant market impact.

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Principle Power is supported by EIT InnoEnergy.