Introducing Sperra.
Building a new foundation for clean energy.

gravity anchor
Anchors

3D concrete printed anchoring solutions for floating solar, offshore wind, and wave energy

solar reef at port
Foundations

3D concrete printed foundations for fixed-bottom offshore solar, wind, and wave energy

energy storage platform
Energy Storage

3D concrete printed subsea long-duration energy storage

Our products

At Sperra, we make offshore renewables less costly and even more sustainable.

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Why 3DCP for Renewables?

3D concrete printing offers a new solution to the question of how to cost-effectively anchor offshore renewable energy.

Here's Why

Supporters and Collaborators

Sperra, Fraunhofer IEE and PLEUGER Join Forces to Advance Subsea Energy Storage with Funding from US and German Governments

U.S.-based Sperra advances subsea pumped storage hydropower with concrete 3D printing, bypassing the need for critical imported battery materials. LOS...
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LA Times: Ocean technology hub AltaSea blooms on San Pedro waterfront

A moon shot to make Southern California an international leader in the “blue economy” is taking shape in San Pedro as a $30-million renovation of three historic...
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RCAM Selected for DOE Grant to Develop Solar Canal Platform

Los Angeles, CA – May 22, 2024 – RCAM Technologies, a climatetech startup specializing in automated manufacturing methods for renewable energy infrastructure, is proud...
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In the news

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