Insights

Offshore Interconnectors Growth TenneT's GriffinLink offshore interconnector plan with the UK National Grid signals a major expansion of cross-border wind integration, driving demand for subsea cable engineering, offshore installation services, marine geotechnical surveys, and long-term grid operations and maintenance support.

Strategic Partnerships Active cross-border partnerships with Elia, Energinet, and 50Hertz, together with a broad interconnection footprint, create opportunities for IT/OT integration, interoperability platforms, cybersecurity, data sharing solutions, and unified project controls across European transmission assets.

ESG Momentum MSCI ESG Rating of (p) AA for TenneT Germany and a strong commitment to the energy transition highlight opportunities to deliver ESG data analytics, sustainability reporting, emission forecasting, and renewable energy integration services for investors and regulators.

Digital Grid Modernization TenneT's large-scale asset base and digital focus, with a tech stack including OpenText, Tibco, MySQL and Primavera Unifier, indicate strong demand for integrated IT/OT platforms, advanced analytics, asset lifecycle management, and secure project controls to improve reliability and efficiency of the grid.

Market Expansion & Wind With substantial revenue and asset scale and ongoing offshore wind collaborations, there is significant potential to partner on engineering, procurement and construction, engineering consulting, and software tools for offshore wind and interconnector projects, including geophysical surveys, vendor management, and performance optimization solutions.

TenneT Tech Stack

TenneT uses 8 technology products and services including OpenText, MySQL, SQL, and more. Explore TenneT's tech stack below.

  • OpenText
    Data Management
  • MySQL
    Database
  • SQL
    Database
  • Tibco
    Enterprise
  • jQuery
    Javascript Libraries
  • Kerberos
    Security
  • Microsoft Teams
    Team Collaboration
  • Oracle Primavera Unifier
    Unified Communications

Media & News

TenneT's Email Address Formats

TenneT uses at least 1 format(s):
TenneT Email FormatsExamplePercentage
First.Last@tennet.euJohn.Doe@tennet.eu
95%
First.Middle.Last@tennet.euJohn.Michael.Doe@tennet.eu
4%
First.Middle@tennet.euJohn.Michael@tennet.eu
1%

Frequently Asked Questions

Where is TenneT's headquarters located?

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TenneT's main headquarters is located at 310 Utrechtseweg Arnhem, Gelderland 6812 de Netherlands. The company has employees across 4 continents, including EuropeAsiaSouth America.

What is TenneT's official website and social media links?

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TenneT's official website is tennet.eu and has social profiles on LinkedIn.

What is TenneT's NAICS code?

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TenneT's NAICS code is 22 - Utilities.

How many employees does TenneT have currently?

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As of June 2026, TenneT has approximately 8K employees across 4 continents, including EuropeAsiaSouth America. Key team members include Ceo: D. S.Head Of Asset Chain, Business Technology Organization: B. C.Head Of Offshore Operations (<1 Gw): E. H.. Explore TenneT's employee directory with LeadIQ.

What industry does TenneT belong to?

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TenneT operates in the Utilities industry.

What technology does TenneT use?

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TenneT's tech stack includes OpenTextMySQLSQLTibcojQueryKerberosMicrosoft TeamsOracle Primavera Unifier.

What is TenneT's email format?

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TenneT's email format typically follows the pattern of First.Last@tennet.eu. Find more TenneT email formats with LeadIQ.

TenneT

UtilitiesGelderland, Netherlands5001-10000 Employees

TenneT is a leading European grid operator. We are committed to providing a secure and reliable supply of electricity 24 hours a day, 365 days a year, while helping to drive the energy transition in our pursuit of a brighter energy future – more sustainable, reliable and affordable than ever before. In our role as the first cross-border Transmission System Operator (TSO) we design, build, maintain and operate over 26,000 kilometres of high-voltage electricity grid in the Netherlands and large parts of Germany, and facilitate the European energy market through our 17 interconnectors to neighbouring countries. With a turnover of 9.1 billion euros and total assets of 55 billion euros, we are one of the largest investors in national and international electricity grids, both onshore and offshore. 

Every day our 10.836 employees take ownership, show courage and make and maintain connections to ensure that the supply and demand of electricity is balanced for over 43 million people. 

Lighting the way ahead together

Section iconCompany Overview

Headquarters
310 Utrechtseweg Arnhem, Gelderland 6812 de Netherlands
Website
tennet.eu
NAICS Code
22 - Utilities
Employees
5001-10000

Section iconFunding & Financials

  • $100M$250M

    TenneT's revenue is estimated to be in the range of $100M$250M

Section iconFunding & Financials

  • $100M$250M

    TenneT's revenue is estimated to be in the range of $100M$250M

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