Company lists · Data refreshed September 2026
Top 25 Energy grid security providers worldwide
RevenueBase identified 739 company matches for energy grid security providers worldwide as of September 2026 and tracks 21,568 professional contacts across them, including 9,016 with verified work emails. The United States is the largest market and London the largest hub.
This list covers company matches for energy grid security providers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 28, 2026. Country and city lists for energy grid security providers follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest energy grid security providers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,511 contacts → | ||||
Exact match “TenneT is a leading European grid operator.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 2 | 1,637 contacts → | ||||
Exact match “Das Übertragungsnetz von Amprion transportiert Strom für rund 29 Millionen Menschen in einem Gebiet von der Nordsee bis zu den Alpen.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 3 | 847 contacts → | ||||
Exact match “The California Independent System Operator (ISO) manages the flow of electricity across the high-voltage, long-distance power lines that make up 80 percent of California's power…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 4 | 551 contacts → | ||||
Exact match “Dragos provides the most effective OT cybersecurity technology for industrial and critical infrastructure to deliver on our global mission: to safeguard civilization.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 5 | 504 contacts → | ||||
Exact match “Hos N1 er vi dem, der kæmper for at tilføre elnettet ny energi.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 6 | 493 contacts → | ||||
Exact match “World-class leading edge cyber capabilities to enable and protect economic and physical critical infrastructure and government services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 7 | 427 contacts → | ||||
Exact match “Energie Data Services Nederland (EDSN) werkt samen met de regionale netbeheerders, TenneT en GTS aan de centrale marktfacilitering voor de energiesector.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 8 | 388 contacts → | ||||
Exact match “ITSEC Asia is a leading cybersecurity company in Indonesia, listed on the Indonesian Stock Exchange (“CYBR”), with over 400 employees across five countries.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 9 | 375 contacts → | ||||
Exact match “We protect the world’s critical infrastructure from cyber threats.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 10 | 373 contacts → | ||||
Exact match “Schleswig-Holstein Netz ist ein Teil der HanseWerk-Gruppe und Ihr Netzbetreiber in Schleswig-Holstein.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 11 | 291 contacts → | ||||
Exact match “The partner of choice for DSOs worldwide.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 12 | 233 contacts → | ||||
Exact match “Fox-IT prevents, solves and mitigates the most serious cyber threats with innovative solutions for government, defense, law enforcement, critical infrastructure, banking, and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 13 | 229 contacts → | ||||
Exact match “Elenia palvelee 442 kotitalous- ja yritysasiakasta yli sadan kunnan alueella Hämeessä, Pirkanmaalla, Keski-Suomessa ja Pohjanmaalla.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 14 | 177 contacts → | ||||
Exact match “Elering is an independent and self-sufficient Estonian electricity and gas transmission system operator whose main function is to ensure high-quality energy supply to Estonian…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 15 | 151 contacts → | ||||
Exact match “The electric grid is vital to our everyday lives.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 16 | 143 contacts → | ||||
Exact match “Coreso is the Regional Coordination Service Centre subsidiary of 50Hertz Transmission (Germany), EirGrid (Ireland), Elia (Belgium), National Grid ESO (United Kingdom), REE…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 17 | 139 contacts → | ||||
Exact match “Gridware is a technology company focused on protecting and enhancing the electrical grid.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 18 | 138 contacts → | ||||
Exact match “Netsecurity is a dedicated cyber security company that helps companies before, during and after an attack.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 19 | 136 contacts → | ||||
Exact match “TSCNET Services is one of Europe’s leading Regional Coordination Center (RCCs).” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 20 | 136 contacts → | ||||
Exact match “Teletrans is Romania’s critical energy infrastructure IT & C and SCADA operator.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 21 | 128 contacts → | ||||
Exact match “Tripwire is proud to be part of Fortra’s comprehensive cybersecurity portfolio.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 22 | 127 contacts → | ||||
Exact match “BauWatch is Europe’s leading provider of advanced security solutions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 23 | 127 contacts → | ||||
Exact match “Nixu is now DNV Cyber.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 24 | 126 contacts → | ||||
Exact match “Through our software-enabled hardware platforms, we enable secure and reliable operations, protecting against both today’s cybersecurity challenges and those yet to come.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 25 | 125 contacts → | ||||
Exact match “Als Netzbetreiber kümmern wir uns darum, dass Energie dort ankommt, wo sie benötigt wird.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “energy grid security providers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 739 energy grid security providers worldwide
See the full list, filter by size, metro and specialty, and access 9,016 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Energy grid security providers worldwide at a glance
As of Sep 28, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for energy grid security providers are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “energy grid security providers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 9,016 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 28, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Energy grid security providers by location
3 lists · largest firstEvery Energy grid security providers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “energy grid security providers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many energy grid security providers are there worldwide?
RevenueBase identified 739 company matches for energy grid security providers worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Tennet Germany tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most energy grid security providers?
The United States leads with 168 companies, followed by Germany (40) and the United Kingdom (31). Every energy grid security providers list by country and city is linked on this page.
Which city has the most energy grid security providers?
London leads with 17 company records, followed by Dubai (9) and Houston (9).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 9,016 professional contacts with verified work emails tracked across these 739 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.
Ready to reach these companies? Verified emails and direct dials for all 739 energy grid security providers worldwide. Start with a free account, no credit card.
Download this list →Related lists
Browse the directory
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
Company intelligence · public preview
Top 25 energy grid security providers worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 739 matching company records for energy grid security providers worldwide, with 21,568 tracked contacts and 9,016 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 28, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 energy grid security providers worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Tennet Germanytennet.eu HQ: Bayreuth, GermanyReported employees: 5,001-10,000 | Bayreuth, Germany | 5,001-10,000 | Exact match | 2,511 contacts → |
“TenneT is a leading European grid operator.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Amprion Gmbhamprion.netHQ: Dortmund, GermanyReported employees: 1,001-5,000 | Dortmund, Germany | 1,001-5,000 | Exact match | 1,637 contacts → |
“Das Übertragungsnetz von Amprion transportiert Strom für rund 29 Millionen Menschen in einem Gebiet von der Nordsee bis zu den Alpen.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | California ISOcaiso.com HQ: Folsom, CA, United StatesReported employees: 501-1,000 | Folsom, CA, United States | 501-1,000 | Exact match | 847 contacts → |
“The California Independent System Operator (ISO) manages the flow of electricity across the high-voltage, long-distance power lines that make up 80 percent of California's power…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Dragos, INCdragos.comHQ: Hanover, MD, United StatesReported employees: 501-1,000 | Hanover, MD, United States | 501-1,000 | Exact match | 551 contacts → |
“Dragos provides the most effective OT cybersecurity technology for industrial and critical infrastructure to deliver on our global mission: to safeguard civilization.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Elnetselskabet N1n1.dkHQ: Esbjerg N, DenmarkReported employees: 501-1,000 | Esbjerg N, Denmark | 501-1,000 | Exact match | 504 contacts → |
“Hos N1 er vi dem, der kæmper for at tilføre elnettet ny energi.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Sirar By STCsirar.com.saHQ: Riyadh, Saudi ArabiaReported employees: 201-500 | Riyadh, Saudi Arabia | 201-500 | Exact match | 493 contacts → |
“World-class leading edge cyber capabilities to enable and protect economic and physical critical infrastructure and government services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Energie Data Services Nederland Edsn B.Vwerkenbij.edsn.nlHQ: Amersfoort, NetherlandsReported employees: 501-1,000 | Amersfoort, Netherlands | 501-1,000 | Exact match | 427 contacts → |
“Energie Data Services Nederland (EDSN) werkt samen met de regionale netbeheerders, TenneT en GTS aan de centrale marktfacilitering voor de energiesector.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  PT Itsec Asia TBKitsec.asiaHQ: Jakarta, IndonesiaReported employees: 201-500 | Jakarta, Indonesia | 201-500 | Exact match | 388 contacts → |
“ITSEC Asia is a leading cybersecurity company in Indonesia, listed on the Indonesian Stock Exchange (“CYBR”), with over 400 employees across five countries.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Nozomi Networksnozominetworks.comHQ: San Francisco, CA, United StatesReported employees: 201-500 | San Francisco, CA, United States | 201-500 | Exact match | 375 contacts → |
“We protect the world’s critical infrastructure from cyber threats.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Schleswig-Holstein Netz Gmbhsh-netz.comHQ: Quickborn, GermanyReported employees: 1,001-5,000 | Quickborn, Germany | 1,001-5,000 | Exact match | 373 contacts → |
“Schleswig-Holstein Netz ist ein Teil der HanseWerk-Gruppe und Ihr Netzbetreiber in Schleswig-Holstein.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Gridspertisegridspertise.comHQ: Rome, ItalyReported employees: 201-500 | Rome, Italy | 201-500 | Exact match | 291 contacts → |
“The partner of choice for DSOs worldwide.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Fox-Itfox-it.comHQ: Rijswijk, NetherlandsReported employees: 201-500 | Rijswijk, Netherlands | 201-500 | Exact match | 233 contacts → |
“Fox-IT prevents, solves and mitigates the most serious cyber threats with innovative solutions for government, defense, law enforcement, critical infrastructure, banking, and…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Eleniaelenia.fiHQ: Tampere, FinlandReported employees: 201-500 | Tampere, Finland | 201-500 | Exact match | 229 contacts → |
“Elenia palvelee 442 kotitalous- ja yritysasiakasta yli sadan kunnan alueella Hämeessä, Pirkanmaalla, Keski-Suomessa ja Pohjanmaalla.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Eleringelering.ee HQ: Tallinn, EstoniaReported employees: 201-500 | Tallinn, Estonia | 201-500 | Exact match | 177 contacts → |
“Elering is an independent and self-sufficient Estonian electricity and gas transmission system operator whose main function is to ensure high-quality energy supply to Estonian…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Serc Reliability Corporationserc.org HQ: Charlotte, NC, United StatesReported employees: 51-200 | Charlotte, NC, United States | 51-200 | Exact match | 151 contacts → |
“The electric grid is vital to our everyday lives.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Coreso SAcoreso.eu HQ: Brussels, BelgiumReported employees: 51-200 | Brussels, Belgium | 51-200 | Exact match | 143 contacts → |
“Coreso is the Regional Coordination Service Centre subsidiary of 50Hertz Transmission (Germany), EirGrid (Ireland), Elia (Belgium), National Grid ESO (United Kingdom), REE…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Gridwaregridware.ioHQ: San Francisco, CA, United StatesReported employees: 51-200 | San Francisco, CA, United States | 51-200 | Exact match | 139 contacts → |
“Gridware is a technology company focused on protecting and enhancing the electrical grid.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Netsecuritynetsecurity.noHQ: Oslo, NorwayReported employees: 51-200 | Oslo, Norway | 51-200 | Exact match | 138 contacts → |
“Netsecurity is a dedicated cyber security company that helps companies before, during and after an attack.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Tscnet Services Gmbhtscnet.eu HQ: Munich, GermanyReported employees: 51-200 | Munich, Germany | 51-200 | Exact match | 136 contacts → |
“TSCNET Services is one of Europe’s leading Regional Coordination Center (RCCs).” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | S.S.T.T.I.R.E.T. Teletrans S.Ateletrans.ro HQ: Sector 3, RomaniaReported employees: 201-500 | Sector 3, Romania | 201-500 | Exact match | 136 contacts → |
“Teletrans is Romania’s critical energy infrastructure IT & C and SCADA operator.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Tripwiretripwire.comHQ: Portland, OR, United StatesReported employees: 201-500 | Portland, OR, United States | 201-500 | Exact match | 128 contacts → |
“Tripwire is proud to be part of Fortra’s comprehensive cybersecurity portfolio.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Bauwatch Groupbauwatch.comHQ: Apeldoorn, NetherlandsReported employees: 501-1,000 | Apeldoorn, Netherlands | 501-1,000 | Exact match | 127 contacts → |
“BauWatch is Europe’s leading provider of advanced security solutions.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Nixu Corporationdnv.comHQ: Espoo, FinlandReported employees: 501-1,000 | Espoo, Finland | 501-1,000 | Exact match | 127 contacts → |
“Nixu is now DNV Cyber.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Waterfall Security Solutionshubs.liHQ: Rosh Haayin, IsraelReported employees: 51-200 | Rosh Haayin, Israel | 51-200 | Exact match | 126 contacts → |
“Through our software-enabled hardware platforms, we enable secure and reliable operations, protecting against both today’s cybersecurity challenges and those yet to come.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Wesernetz Bremen Gmbhwesernetz.de HQ: Stadt Bremen, GermanyReported employees: 501-1,000 | Stadt Bremen, Germany | 501-1,000 | Exact match | 125 contacts → |
“Als Netzbetreiber kümmern wir uns darum, dass Energie dort ankommt, wo sie benötigt wird.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 739 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Energy grid security providers: dataset insights
September 28, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
736 records in the displayed employee bands.
3 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 739 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 28, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Energy grid security providers by location
3 lists · largest firstEvery Energy grid security providers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for energy grid security providers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many energy grid security providers did RevenueBase find worldwide?
The saved snapshot records 739 matching company records, 21,568 tracked contacts and 9,016 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 28, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 energy grid security providers worldwide. Snapshot: September 28, 2026. https://revenuebase.ai/companies/browse/energy-grid-security-providers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 energy grid security providers worldwide
RevenueBase records 739 matching company records for energy grid security providers worldwide, with 21,568 tracked contacts and 9,016 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 28, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 energy grid security providers worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Tennet Germanytennet.eu HQ: Bayreuth, GermanyReported employees: 5,001-10,000 | Bayreuth, Germany | 5,001-10,000 | Exact match | 2,511 contacts → |
“TenneT is a leading European grid operator.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Amprion Gmbhamprion.net HQ: Dortmund, GermanyReported employees: 1,001-5,000 | Dortmund, Germany | 1,001-5,000 | Exact match | 1,637 contacts → |
“Das Übertragungsnetz von Amprion transportiert Strom für rund 29 Millionen Menschen in einem Gebiet von der Nordsee bis zu den Alpen.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | California ISOcaiso.com HQ: Folsom, CA, United StatesReported employees: 501-1,000 | Folsom, CA, United States | 501-1,000 | Exact match | 847 contacts → |
“The California Independent System Operator (ISO) manages the flow of electricity across the high-voltage, long-distance power lines that make up 80 percent of California's power…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Dragos, INCdragos.com HQ: Hanover, MD, United StatesReported employees: 501-1,000 | Hanover, MD, United States | 501-1,000 | Exact match | 551 contacts → |
“Dragos provides the most effective OT cybersecurity technology for industrial and critical infrastructure to deliver on our global mission: to safeguard civilization.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Elnetselskabet N1n1.dk HQ: Esbjerg N, DenmarkReported employees: 501-1,000 | Esbjerg N, Denmark | 501-1,000 | Exact match | 504 contacts → |
“Hos N1 er vi dem, der kæmper for at tilføre elnettet ny energi.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Sirar By STCsirar.com.sa HQ: Riyadh, Saudi ArabiaReported employees: 201-500 | Riyadh, Saudi Arabia | 201-500 | Exact match | 493 contacts → |
“World-class leading edge cyber capabilities to enable and protect economic and physical critical infrastructure and government services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Energie Data Services Nederland Edsn B.Vwerkenbij.edsn.nl HQ: Amersfoort, NetherlandsReported employees: 501-1,000 | Amersfoort, Netherlands | 501-1,000 | Exact match | 427 contacts → |
“Energie Data Services Nederland (EDSN) werkt samen met de regionale netbeheerders, TenneT en GTS aan de centrale marktfacilitering voor de energiesector.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | PT Itsec Asia TBKitsec.asia HQ: Jakarta, IndonesiaReported employees: 201-500 | Jakarta, Indonesia | 201-500 | Exact match | 388 contacts → |
“ITSEC Asia is a leading cybersecurity company in Indonesia, listed on the Indonesian Stock Exchange (“CYBR”), with over 400 employees across five countries.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Nozomi Networksnozominetworks.com HQ: San Francisco, CA, United StatesReported employees: 201-500 | San Francisco, CA, United States | 201-500 | Exact match | 375 contacts → |
“We protect the world’s critical infrastructure from cyber threats.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Schleswig-Holstein Netz Gmbhsh-netz.com HQ: Quickborn, GermanyReported employees: 1,001-5,000 | Quickborn, Germany | 1,001-5,000 | Exact match | 373 contacts → |
“Schleswig-Holstein Netz ist ein Teil der HanseWerk-Gruppe und Ihr Netzbetreiber in Schleswig-Holstein.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Gridspertisegridspertise.com HQ: Rome, ItalyReported employees: 201-500 | Rome, Italy | 201-500 | Exact match | 291 contacts → |
“The partner of choice for DSOs worldwide.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Fox-Itfox-it.com HQ: Rijswijk, NetherlandsReported employees: 201-500 | Rijswijk, Netherlands | 201-500 | Exact match | 233 contacts → |
“Fox-IT prevents, solves and mitigates the most serious cyber threats with innovative solutions for government, defense, law enforcement, critical infrastructure, banking, and…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Eleniaelenia.fi HQ: Tampere, FinlandReported employees: 201-500 | Tampere, Finland | 201-500 | Exact match | 229 contacts → |
“Elenia palvelee 442 kotitalous- ja yritysasiakasta yli sadan kunnan alueella Hämeessä, Pirkanmaalla, Keski-Suomessa ja Pohjanmaalla.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Eleringelering.ee HQ: Tallinn, EstoniaReported employees: 201-500 | Tallinn, Estonia | 201-500 | Exact match | 177 contacts → |
“Elering is an independent and self-sufficient Estonian electricity and gas transmission system operator whose main function is to ensure high-quality energy supply to Estonian…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Serc Reliability Corporationserc.org HQ: Charlotte, NC, United StatesReported employees: 51-200 | Charlotte, NC, United States | 51-200 | Exact match | 151 contacts → |
“The electric grid is vital to our everyday lives.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Coreso SAcoreso.eu HQ: Brussels, BelgiumReported employees: 51-200 | Brussels, Belgium | 51-200 | Exact match | 143 contacts → |
“Coreso is the Regional Coordination Service Centre subsidiary of 50Hertz Transmission (Germany), EirGrid (Ireland), Elia (Belgium), National Grid ESO (United Kingdom), REE…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Gridwaregridware.io HQ: San Francisco, CA, United StatesReported employees: 51-200 | San Francisco, CA, United States | 51-200 | Exact match | 139 contacts → |
“Gridware is a technology company focused on protecting and enhancing the electrical grid.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Netsecuritynetsecurity.no HQ: Oslo, NorwayReported employees: 51-200 | Oslo, Norway | 51-200 | Exact match | 138 contacts → |
“Netsecurity is a dedicated cyber security company that helps companies before, during and after an attack.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Tscnet Services Gmbhtscnet.eu HQ: Munich, GermanyReported employees: 51-200 | Munich, Germany | 51-200 | Exact match | 136 contacts → |
“TSCNET Services is one of Europe’s leading Regional Coordination Center (RCCs).” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | S.S.T.T.I.R.E.T. Teletrans S.Ateletrans.ro HQ: Sector 3, RomaniaReported employees: 201-500 | Sector 3, Romania | 201-500 | Exact match | 136 contacts → |
“Teletrans is Romania’s critical energy infrastructure IT & C and SCADA operator.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Tripwiretripwire.com HQ: Portland, OR, United StatesReported employees: 201-500 | Portland, OR, United States | 201-500 | Exact match | 128 contacts → |
“Tripwire is proud to be part of Fortra’s comprehensive cybersecurity portfolio.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Bauwatch Groupbauwatch.com HQ: Apeldoorn, NetherlandsReported employees: 501-1,000 | Apeldoorn, Netherlands | 501-1,000 | Exact match | 127 contacts → |
“BauWatch is Europe’s leading provider of advanced security solutions.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Nixu Corporationdnv.com HQ: Espoo, FinlandReported employees: 501-1,000 | Espoo, Finland | 501-1,000 | Exact match | 127 contacts → |
“Nixu is now DNV Cyber.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Waterfall Security Solutionshubs.li HQ: Rosh Haayin, IsraelReported employees: 51-200 | Rosh Haayin, Israel | 51-200 | Exact match | 126 contacts → |
“Through our software-enabled hardware platforms, we enable secure and reliable operations, protecting against both today’s cybersecurity challenges and those yet to come.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Wesernetz Bremen Gmbhwesernetz.de HQ: Stadt Bremen, GermanyReported employees: 501-1,000 | Stadt Bremen, Germany | 501-1,000 | Exact match | 125 contacts → |
“Als Netzbetreiber kümmern wir uns darum, dass Energie dort ankommt, wo sie benötigt wird.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 739 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Energy grid security providers: dataset insights
September 28, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
736 records in the displayed employee bands.
3 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 739 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 28, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Energy grid security providers by location
3 lists · largest firstEvery Energy grid security providers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for energy grid security providers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many energy grid security providers did RevenueBase find worldwide?
The saved snapshot records 739 matching company records, 21,568 tracked contacts and 9,016 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 28, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 energy grid security providers worldwide. Snapshot: September 28, 2026. https://revenuebase.ai/companies/browse/energy-grid-security-providers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗