Driving the new subsea era

SLB, Aker Solutions, and Subsea7 have come together to create a global subsea powerhouse, focused on accelerating innovation to support customers in their drive to improve subsea asset performance, while increasing energy efficiency and reducing CO2 emissions.

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The world’s leading subsea technology and solutions provider.

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Industry leaders together as one

OneSubsea is the new joint venture focused on driving the new subsea era.

Our technologies and solutions make new and existing subsea oil and gas projects more cost- and carbon-efficient. Our combined strengths, innovation, and international footprint enable us to accelerate and scale the long-term subsea solutions the world needs.

Our new company

Combining the subsea businesses of SLB and Aker Solutions, we are a joint venture backed by SLB, Aker Solutions, and Subsea7.

Together we’re more than the sum of our parts.


in terms of subsea tree installed base


subsea-focused employees


compression & boosting operating hours
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The start of a new chapter

This is a story that has been a long time in the making, and one that’s going to help define the future of energy. SLB and Aker Solutions have long and proven subsea track records with deep domain expertise developed over decades. Together, we can deliver truly optimized, end-to-end subsea systems – from the reservoir pore to process facilities – that are purpose-designed and built for the long term.

Read more of our story

“OneSubsea’s extensive technology portfolio and engineering expertise enable us to address future market trends and needs at a unique scale. In doing so, we aim to fulfil our purpose of expanding the frontiers of subsea to drive a sustainable energy future.”

Headshot image of Mads Hjelmeland, Chief Executive Officer of OneSubsea
Mads Hjelmeland, Chief Executive Officer

We’ll keep you posted

We're constantly innovating and pushing the limits of what’s possible in subsea. Sign up to stay informed about our latest thinking and developments.

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Our leadership

Our leadership comprises some of the most experienced professionals in the subsea industry. Overseeing our governance, strategic direction, innovation and integration, our world-class team will help our clients accelerate a sustainable energy future.

Meet our leadership team
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Our partners

We were born from a culture of collaboration, and we have a track record of successful ventures with industry partners and our customers to prove it.

By combining our experience and expertise, we are expanding the frontiers of subsea to increase performance and efficiency for our customers—and harnessing the unique opportunities to redefine the future of energy.

Meet our partners
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A sustainable
energy future

We believe subsea has a critical role to play in delivering a sustainable energy future for the world, lowering emission in the oil and gas industry, while helping to accelerate the transition to new energy systems.

Learn more
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Join us

We need passionate, committed, and hard-working people like you to help us deliver on all of our ambitions. Discover our world of opportunity.

Join us