{
  "language": "en",
  "url": "https://voltformer.com/epc-contractors/jan-de-nul",
  "company": {
    "id": "jan-de-nul",
    "slug": "jan-de-nul",
    "name": "Jan De Nul Group",
    "legalName": "Jan De Nul Group",
    "country": "Belgium",
    "countryCode": "BE",
    "headquarters": "Aalst, Belgium",
    "foundedYear": 1938,
    "website": "https://www.jandenul.com",
    "logo": "/logos/jan-de-nul.svg",
    "tagline": "Offshore energy, subsea cables, dredging and civil construction",
    "overview": "Jan De Nul Group is a Belgian family-owned contractor active in offshore energy, dredging, civil construction and environmental services. Its offshore business undertakes EPCI and balance-of-plant contracts for wind farms, foundations, cable systems and grid connections. Jan De Nul may lead or participate in consortia, while turbine, cable-manufacturing and owner roles can belong to other parties; the references below state the disclosed scope.",
    "specialization": [
      "Offshore wind foundations and balance of plant",
      "Subsea export and inter-array power cables",
      "Offshore substations, installation and grid connections",
      "Dredging, civil construction and environmental remediation"
    ],
    "sectors": [
      "renewable-energy",
      "substations-transmission",
      "industrial-plants"
    ],
    "services": [
      {
        "name": "Offshore wind EPCI and BoP",
        "description": "Engineering, fabrication coordination, transport and installation of foundations, cables and other balance-of-plant infrastructure."
      },
      {
        "name": "Subsea cable delivery",
        "description": "Design, procurement coordination, transport, installation, burial, protection and testing, directly or with cable-manufacturing partners."
      },
      {
        "name": "Marine construction",
        "description": "Dredging, reclamation, port works, coastal protection and offshore construction using specialized vessels."
      },
      {
        "name": "Civil and environmental projects",
        "description": "Large civil works and contaminated soil treatment alongside the group’s marine and energy activities."
      }
    ],
    "turnkeyCapabilities": {
      "engineeringDesign": true,
      "procurementSupply": true,
      "constructionCivil": true,
      "commissioningTesting": true,
      "substationEpc": true,
      "highVoltageTransmission": true,
      "powerPlantEpc": false,
      "gridInterconnection": true
    },
    "keyProjects": [
      {
        "title": "Formosa 1 Phase 2 offshore wind farm",
        "sourceUrl": "https://www.jandenul.com/news/landmark-achievement-jan-de-nul-asia",
        "client": "Formosa 1 Wind Power Co. Ltd.",
        "country": "Taiwan",
        "capacityOrScope": "EPC foundations for 20 turbines; design, purchase and installation of 17 inter-array and 3 export cables; 12 km onshore cable trench",
        "completionYear": 2019,
        "description": "Jan De Nul completed this EPCI scope in 2019: foundations, scour protection and cable systems. The 20 turbines in phase 2 added 120 MW to the two-turbine, 8 MW demonstration phase; turbine supply belonged to other parties.",
        "technologies": [
          "Offshore wind",
          "Monopile foundations",
          "Inter-array cables",
          "Export cables"
        ]
      },
      {
        "title": "Taiwan Power Company Offshore Wind Farm Phase 1",
        "sourceUrl": "https://www.jandenul.com/our-projects/offshore-windfarm-changhua-taiwan",
        "client": "Taiwan Power Company; Jan De Nul–Hitachi consortium",
        "country": "Taiwan",
        "capacityOrScope": "Consortium EPCI for 21 × 5.2 MW turbines and full balance of plant; Jan De Nul’s scope included foundations, vessel provision, cables and onshore substation upgrade",
        "completionYear": 2021,
        "description": "The consortium held the overall EPCI contract. Jan De Nul describes its own balance-of-plant and electrical scope; Hitachi manufactured, assembled and installed the turbines. Five-year O&M was assigned to the consortium after delivery.",
        "technologies": [
          "Offshore wind",
          "Jacket foundations",
          "Offshore and onshore cables",
          "Substation upgrade"
        ]
      },
      {
        "title": "Princess Elisabeth Island to onshore grid cables",
        "sourceUrl": "https://www.jandenul.com/news/new-contract-connect-princess-elisabeth-island-belgian-high-voltage-grid",
        "client": "Elia Transmission Belgium; consortium with LS Cable & System",
        "country": "Belgium",
        "capacityOrScope": "Supply, installation and testing of three 220 kV AC subsea cables connecting island to Belgian onshore grid",
        "completionYear": "Contract awarded 2024; delivery in progress",
        "description": "Jan De Nul and LS Cable & System jointly won the cable contract. This is an electrical connection package distinct from TM EDISON’s construction of the island foundations.",
        "technologies": [
          "220 kV AC cables",
          "Subsea export cables",
          "Offshore grid connection",
          "Renewable integration"
        ]
      }
    ],
    "certifications": [],
    "highlightStats": [
      {
        "label": "Employees (company announcement, 2025)",
        "value": "More than 9,000"
      },
      {
        "label": "Founded",
        "value": "1938"
      },
      {
        "label": "Business heritage",
        "value": "Family-owned, sixth generation"
      }
    ],
    "contactInfo": {
      "address": "Tragel 60, 9308 Hofstade-Aalst, Belgium",
      "website": "https://www.jandenul.com",
      "inquiryUrl": "https://www.jandenul.com/contact"
    },
    "sources": [
      {
        "name": "Jan De Nul · Company history and profile",
        "url": "https://www.jandenul.com/history"
      },
      {
        "name": "Jan De Nul · Offshore Energy portfolio",
        "url": "https://www.jandenul.com/our-activities/offshore-energy"
      },
      {
        "name": "Jan De Nul · Company profile and workforce",
        "url": "https://www.jandenul.com/sites/default/files/public/Jaarverslag%202025%20EN%20-%20web.pdf"
      }
    ]
  },
  "leadership": {
    "name": "Julie De Nul",
    "role": {
      "tr": "CEO",
      "en": "Chief Executive Officer",
      "de": "Chief Executive Officer",
      "ru": "Генеральный директор",
      "es": "Director ejecutivo",
      "ar": "الرئيس التنفيذي",
      "it": "Amministratore delegato",
      "pt": "Diretor executivo"
    },
    "since": "2023",
    "verifiedOn": "2026-10-04",
    "biography": {
      "tr": "2023’te Jan De Nul Group CEO’su oldu. Aile şirketinin altıncı kuşağındandır ve şirketin resmi tarihçesi, insan kaynağına ve çalışanların gelişimine odaklandığını vurgular.",
      "en": "Became CEO of Jan De Nul Group in 2023. She represents the sixth generation of the family enterprise; the company’s official history highlights her focus on its people and employee development.",
      "de": "Seit 2023 CEO der Jan De Nul Group. Sie gehört zur sechsten Generation des Familienunternehmens; die Unternehmensgeschichte hebt ihren Fokus auf Mitarbeitende und deren Entwicklung hervor.",
      "ru": "С 2023 года — CEO Jan De Nul Group. Представляет шестое поколение семейного предприятия; официальная история компании отмечает её внимание к сотрудникам и их развитию.",
      "es": "Es CEO de Jan De Nul Group desde 2023. Representa la sexta generación de la empresa familiar; la historia oficial de la compañía destaca su atención a las personas y al desarrollo del personal.",
      "ar": "تولت منصب الرئيس التنفيذي لـ Jan De Nul Group في 2023. وهي تمثل الجيل السادس من الشركة العائلية؛ ويبرز التاريخ الرسمي للشركة اهتمامها بالموظفين وتطويرهم.",
      "it": "È CEO di Jan De Nul Group dal 2023. Rappresenta la sesta generazione dell’impresa familiare; la storia ufficiale dell’azienda sottolinea la sua attenzione alle persone e allo sviluppo dei dipendenti.",
      "pt": "Assumiu o cargo de CEO do Jan De Nul Group em 2023. Ela representa a sexta geração da empresa familiar; a história oficial da companhia destaca seu foco nas pessoas e no desenvolvimento dos funcionários."
    },
    "sources": [
      {
        "name": "Jan De Nul · Company history (CEO appointment)",
        "url": "https://www.jandenul.com/history"
      },
      {
        "name": "Jan De Nul · Company profile",
        "url": "https://www.jandenul.com/sites/default/files/2020-08/Company%20Profile%20Jan%20De%20Nul%20Group%20%28EN%29.pdf"
      }
    ]
  },
  "news": [
    {
      "title": "Jan De Nul orders second subsea cable-burying vessel",
      "url": "https://voltformer.com/news/jan-de-nul-new-cable-trenching-vessel-order-2026"
    },
    {
      "title": "First monopile installed at OranjeWind",
      "url": "https://voltformer.com/news/jan-de-nul-oranjewind-first-monopile-2026"
    },
    {
      "title": "Foundations for Princess Elisabeth Energy Island completed",
      "url": "https://voltformer.com/news/jan-de-nul-princess-elisabeth-island-foundations-complete-2026"
    },
    {
      "title": "Jan De Nul completes all 54 Inch Cape monopiles",
      "url": "https://voltformer.com/news/jan-de-nul-inch-cape-monopiles-completion-2026"
    },
    {
      "title": "Vole au vent installs final turbine at French wind farm",
      "url": "https://voltformer.com/news/jan-de-nul-dieppe-le-treport-final-turbine-2026"
    },
    {
      "title": "Jan De Nul develops method to install three cables at once",
      "url": "https://voltformer.com/news/jan-de-nul-tennet-cable-installation-method-2026"
    },
    {
      "title": "23 caissons for energy island ready for installation",
      "url": "https://voltformer.com/news/jan-de-nul-energy-island-caissons-ready-2026"
    }
  ]
}