About us
Unified Strength.
One Group,
Four Specialised
Subsidiaries
The SeaRenergy Group is an independent provider of comprehensive services throughout the entire lifecycle of an offshore wind farm. Our involvement spans the whole value chain, from consulting and engineering services, installation, to commissioning, operation, and maintenance. Founded in 2010, SeaRenergy Offshore Holding GmbH offers a full range of offshore marine services, QHSE support, and contract staffing for offshore experts. We complete our service portfolio with our integrated engineering subsidiaries: Elbe-1, specializing in early-stage technical consultancy; Con4Mare, providing Marine Warranty Surveying and inspection services; and Seartec, offering innovative offshore design solutions.
Our Specialist for:
Offshore and marine services, including marine warranty surveys, certification services, project certification for offshore projects, inspections, and risk and safety assessments.
Our Specialist for:
Renewable energy advisory, focusing on expert consultancy and technical project management services.
Our Specialist for:
Consultancy, engineering, marine operations, and offshore experts, ensuring seamless project execution and sustainable operations.
Our Specialist for:
Sustainable maritime engineering and design services for marine assets and offshore structures.
Our Vision
With innovation and experience, we actively shape solutions for the sustainable energy supply of today and tomorrow.
Offices and Locations.
Explore Our Global Presence
Facts and Figures
years in
offshore wind
projects
staffed
platforms
employees
chartered
ships
Unified Strength.
Expertise at the Helm
Since its inception in 2020, SeaRenergy has benefitted from the experience of a strong leadership team with extensive expertise in most fields of the industry.
Highest Standards.
Our Certifications
With new technologies and regulations developing every day, the offshore wind energy industry is an ever-changing business environment. Our certifications allow us to achieve the highest standards of business performance and supply chain assurance.

Corporate Sustainability
Our Commitment to Corporate Sustainability
At the SeaRenergy Group, we are dedicated to creating a positive environmental impact through our Corporate Sustainability strategy, focusing on Environmental, Social, and Governance (ESG) aspects. A central part of this strategy is the “CarbonCompass” initiative, which aims to significantly reduce both direct and indirect greenhouse gas emissions. We have implemented a robust measuring system aligned with the Greenhouse Gas Protocol and ISO 14064-1 standards, ensuring accurate emissions tracking and effective management.
We continuously integrate new ESG practices into our core business strategy, aligning our objectives with sustainable development goals. This helps us to remain competitive, to attract like-minded customers and investors, and ensure the resilience and longevity of our business. We are dedicated to making our sustainability vision a reality, positively impacting the environment and society through ongoing improvement and committed efforts.
Our Memberships
Your Partner for
Sustainable Energy
Both regional and interregional exchange are an essential part of our daily business. We bring these values to the many associations and networks in which we are active. We are able to pursue common interests via goal-oriented cooperation and exchange of expertise.