The Renewable Energy Consultants

The Renewable Energy Consultants.

OWC – an ABL Group company – combines a legacy in offshore wind, multi-disciplinary engineering expertise and market experience across renewable energies offshore and onshore, to support the commercial development of wind power, solar PV, hydrogen and energy storage solutions with the most comprehensive technical offering in engineering, consultancy and advisory.

Offshore Wind
Onshore Wind
Solar
Floating Solar
Energy Storage

Our Experience

+330

Offshore wind projects

+50

Floating wind projects

15GW

Onshore wind

+70

Solar PV projects

+5GW

Battery energy storage (BESS)

+40

Hydrogen projects

+300GW

Wind power

+40

Countries globally

Dedicated renewable energy consultants, from concept to operations

OWC has worked with clients on wind power projects since 2011, but as a multi-disciplinary renewable energy consultancy, we’re equipped to deliver results across a wide range of sectors. If there is an emerging renewable energy market, we’ll be there to help you develop a strategy and achieve consistent results.

Discover our experience across the sectors

Our Services

Our extensive legacy as renewable energy consultants has allowed us to expand our service offering continuously. With experience across the board, we can tailor our services to your specific renewable energy project – and achieve exceptional results together.

Research and Development

Research and Development

Innosea – the French branch of OWC – is a leading research & development (R&D) partner across the marine renewable energy landscape.

Part of ABL Group – Energy, Marine, Engineering & Digital Solutions

OWC is part of ABL Group – the global consultancy delivering energy, marine, engineering and digital solutions to drive safety and sustainability in energy and oceans. This enables us to work with all types of stakeholders across the renewable energy value chain, providing technical and advisory solutions to drive optimisation and safety at every stage of a project or asset’s lifecycle.

Le Grand Entretien avec Hugues Delanoue, Managing Director ABL Group France.

ABL Group 6 December 2021 11:04

The Energy & Marine Consultants. ​

Global, independent energy, marine and engineering consultant working to de-risk and drive sustainability across projects and assets in renewables, maritime and oil & gas. ​

​Find out more

The Renewable Energy Consultants. ​

Engineering technical consultancy and support services by being a specialised player in offshore renewable energies.

​Find out more

The Engineering Consultants. ​

Independent engineering, design and analysis consultants working across marine markets: renewables, oil & gas, maritime, small craft and defence, and infrastructure. ​

​Find out more

Where we are

OWC is headquartered in London, with an expanding global presence. Part of ABL Group – leading international marine and energy consultants – OWC works across the group’s extensive global footprint in more than 60 offices in Europe, the Americas, Asia-Pacific, the Middle East and Africa.

Work with us

At OWC, we are continually recruiting talented people with a passion for driving the global energy transition. Find out more about our career opportunities for students, graduates, engineering professionals, business development and others. 

The ABL Group Engineer Development Programme 

September 2025 intake

Your fast track to a career in renewable energy, maritime or oil & gas. 

Apply for a place on our accredited 4-year international engineering graduate scheme. What we offer: 

  • Opportunity to work abroad and with global teams
  • Experience across different market sectors fields
  • Chance to apply your knowledge to developing real solutions for change 

Applications for the September 2025 intake open in October and close in early January 2025.

Companies in the ABL Group EDP Programme:

OWC logo
Longitude logo

Accreditations:

Blogs and Insights

Windaba Bright Spark Award Winner: Ightishaan Groenewald Celebrates Excellence

Windaba Bright Spark Award Winner: Ightishaan Groenewald Celebrates Excellence

Oct 8, 20246 min read
Ightishaan Groenewald, OWC Principal Consultant – Onshore Wind has been honoured with the prestigious Windaba Bright Spark Award […]
Meet the Team: Damien Pasco | OWC Melbourne

Meet the Team: Damien Pasco | OWC Melbourne

Oct 8, 20243 min read
At OWC, our teams are constantly expanding, into more locations, in expertise and in sectors of influence, so that our people can truly drive safety and sustainability across our energy and oceans. Our people are at the heart of what we do, and we invite you to get to know our team members so you […]
Meet The Team: Roberto Mulero Martinez | OWC Spain

Meet The Team: Roberto Mulero Martinez | OWC Spain

Oct 1, 20243 min read
At OWC, our teams are constantly expanding, into more locations, in expertise and in sectors of influence, so that our people can truly drive safety and sustainability across our energy and oceans. Our people are at the heart of what we do, and we invite you to get to know our team members so you […]
Romanian wind farm © World Bank Organisation

Romania Offshore Wind Revolution: Unlocking 7GW Potential in the Black Sea

Sep 30, 20246 min read
Romania has recently unveiled an ambitious roadmap to harness up to 7GW of offshore wind capacity, signalling its commitment to becoming a significant player in the European offshore wind market and to lead the development of offshore wind in the Black Sea region. Supported by the European Commission and the World Bank, Romania’s Offshore Wind Roadmap […]
© Equinor, HyWind Scotland

The Granite City Renaissance: GB Energy, Floating Wind, and Aberdeen’s Green Future

Sep 27, 20245 min read
So what can we expect from Aberdeen’s Industrial Revival? We caught up with John MacAskill to share his insights and learn more about the Floating Offshore Wind 2024 Conference. Aberdeen at the Heart of a Green Revolution Aberdeen, the “Granite City,” has long been synonymous with energy leadership in the UK. Now, as the global […]
OWC Expands Australian Presence with New Office in Melbourne

OWC Expands Australian Presence with New Office in Melbourne

Sep 19, 20245 min read
Strengthening Renewable Energy Leadership in the Region OWC – The Renewable Energy Consultants, a globally recognised leader in offshore and onshore renewables, is excited to announce the opening of its latest office in Melbourne, Victoria. This expansion marks a significant milestone in OWC’s journey as the company seeks to harness the immense renewable energy potential […]

Get in touch