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Principle Power Inc.

PP provides an enabling, patented product to the offshore wind industry - the WindFloat, a floating support structure for multi-MW turbines.

  • Stage $5M in TTM Revenue
  • Industry Clean Technology
  • Location Seattle, WA, USA
  • Currency USD
  • Founded October 2007
  • Employees 15
  • Website

Company Summary

We sell WindFloat integrated systems to developers and utilities engaged in the global offshore wind market. The WindFloat, a patented and innovative floating foundation for use with multi-megawatt offshore wind turbines, offers access to high quality wind resources, installations in water depth greater than 40 meters, and siting far enough offshore to nullify aesthetic concerns. A 2MW prototype is now operating off the coast of Portugal.


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    Alla Weinstein

    Alla has 35 years of industry experience, leading engineering projects for multinational companies like Honeywell. Prior to starting Principle Power, Alla was a CEO of AquaEnergy Group; a wave energy conversion company was sold within 6 years of formation. She is a frequent speaker in US and Europe on Renewable Energy topics and was a founder of the European Ocean Energy Association. Alla holds a BE from Stevens Tech and an MBA from Thunderbird.

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    Dominique Roddier

    Dominique is a co-inventor of the WindFloat and a co-founder of Marine Innovation & Technology, a marine engineering consulting firm. He holds a PhD in Naval Architecture from UC Berkeley and specializes in complex hydrodynamic problems ranging from wave-energy production to liquid natural gas sloshing. Previously, Dr. Roddier worked in the offshore division of ExxonMobil’s Upstream Research Company.

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    Christian Cermelli
    Chief Naval Architecht

    Christian is a co-inventor of the WindFloat and a co-founder of MI&T. He holds a PhD in Naval Architecture and Offshore Engineering from UC Berkeley and is a Registered Professional Engineer in Texas. Previously, he was a Senior Research Engineer with Shell International on Floating Systems. He worked with Technip and Coflexip and has extensive experience in the design of floating structures, including TLP’s, spars, semi-submersibles and FPSO’s.

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    Ralph Sahrmann
    General Counsel

    Ralph has over 30 years of experience as a trial lawyer and international corporate counsel primarily with Lang Michener Lawrence & Shaw LLP, Vancouver. Recently, he has been engaged as a General Counsel for private and public companies including Finavera Renewables Inc. and Continental Gas Storage BV.

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    Karen Ho

    Karen brings over 15 years of experience in accounting, finance, and risk assessment. Previously, Karen served as a Senior Project Manager at CRC Results, leading and managing financial consulting projects. She is a Certified Public Accountant, and holds a Masters of Accounting and a BMath from the University of Waterloo.

Previous Investors

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    A. Silva Matos
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    Energies De Portugal Ventures
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    Repsol New Energies