Introducing Sperra.
Building a new foundation for clean energy.

gravity anchor

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

solar reef at port

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

energy storage platform

3D concrete printed subsea long-duration energy storage

Our products

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

Why 3DCP for Renewables?

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

Supporters and Collaborators

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...

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...

ABC7: AltaSea unveils new $35 million ocean technology hub in San Pedro

Inside the campus, you will discover a variety of cutting-edge technologies such as the RCAM Technologies' 3D concrete printer for underwater infrastructure and the...

In the news

Skip to content