Company lists · Data refreshed September 2026
Top 24 Energy sector IT consultants based in the Netherlands
RevenueBase identified 604 energy sector IT consultants headquartered in the Netherlands as of September 2026 and tracks 13,676 professional contacts across them, including 4,527 with verified work emails. Amsterdam is the largest hub.
This list covers energy sector IT consultants headquartered in the Netherlands, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 24 largest energy sector IT consultants based in the Netherlands
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,457 contacts → | ||||
Indirect evidence “Bij Equans combineren we technische expertise met digitale innovatie voor klanten in de industrie, utiliteit en infrastructuur.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 2 | 659 contacts → | ||||
Indirect evidence “SLTN is one of the largest privately-owned ICT companies in the Netherlands.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 3 | 651 contacts → | ||||
Partial evidence “The Energy Transition brings new challenges and opportunities to all of us.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 4 | 418 contacts → | ||||
Indirect evidence “Wij zijn Kenter.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 5 | 405 contacts → | ||||
Indirect evidence “Deerns is an independent engineering firm specialised in providing technical consulting and engineering solutions with almost 500 staff members in offices around the globe.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 6 | 330 contacts → | ||||
Partial evidence “WSG Energy Services is a global specialist service provider to traditional and new clean energy infrastructure.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 7 | 249 contacts → | ||||
Partial evidence “Werken voor Hanab Energy Solutions betekent werken voor een bedrijf dat de energietransitie realiseert.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 8 | 208 contacts → | ||||
Indirect evidence “TCPM Ingenieurs & Adviseurs, strategisch partner voor de industrie.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 9 | 157 contacts → | ||||
Strong evidence “DWA building services & energy consultants is a consultancy firm that offers research and consultancy services on the field of renewable energy and energy efficiency in the built…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 10 | 155 contacts → | ||||
Indirect evidence “De Verkerk Groep is dienstverlener op het gebied van advies, ontwerp, realisatie en beheer van duurzame elektrotechnische installaties in vrijwel alle marktsegmenten zoals…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 11 | 139 contacts → | ||||
Strong evidence “FreshMinds is an IT Consultancy company with focus on Software, Data, Cloud- & Cyber Security Engineering.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 12 | 114 contacts → | ||||
Partial evidence “At Zwart, we have been providing energy solutions for 95 years.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 13 | 109 contacts → | ||||
Strong evidence “Wij zijn Duurzaam Energie Perspectief, dé technisch consultants op het gebied van energiesystemen.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 14 | 101 contacts → | ||||
Partial evidence “Ventolines is a leading agency in the dynamic renewable energy market with expertise in all phases of wind, solar and storage projects: development, contracting, legal services…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 15 | 89 contacts → | ||||
Partial evidence “Bij NEXXT maken we IT tot een strategische kracht die organisaties laat groeien, innoveren en meebewegen met verandering.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 16 | 88 contacts → | ||||
Strong evidence “SEW Energy, based in Broek op Langedijk, North Holland, delivers EPIC projects (Engineering, Procurement, Installation, Construction) within the industrial sector.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 17 | 85 contacts → | ||||
Partial evidence “Burdock is the specialist in Project Management, Consultancy and Recruitment for technical professionals.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 18 | 81 contacts → | ||||
Indirect evidence “ManEngenius: sterk in verbinden!” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 19 | 80 contacts → | ||||
Partial evidence “At IF Technology we are committed to the transition from the use of fossil fuels to sustainable energy.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 20 | 80 contacts → | ||||
Indirect evidence “We are your backbone for a secure and resilient digital infrastructure.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 21 | 79 contacts → | ||||
Indirect evidence “Wij zijn INNSO: Door vanuit mogelijkheden te denken, kunnen we samen de toekomst vormgeven.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 22 | 64 contacts → | ||||
Indirect evidence “In ons werk stellen we mensen centraal.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 23 | 62 contacts → | ||||
Partial evidence “DiVetro is een onafhankelijk adviesbureau dat gespecialiseerd is in het beantwoorden en implementeren van IT-gerelateerde strategische vraagstukken.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 24 | 56 contacts → | ||||
Partial evidence “Since our foundation in 2010, Finaps has helped organisations develop IT solutions related to Digital Innovation, Process Optimisation and Applied Analytics.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: energy sector IT consultants. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names energy sector IT consultants.
- Partial evidence
- Its own public description names part of energy sector IT consultants, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name energy sector IT consultants. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 24 of 604 energy sector IT consultants based in the Netherlands
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Energy sector IT consultants based in the Netherlands at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Netherlands, so it is reported there. Company counts and contact totals on this page are exact for Netherlands, over 604 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among energy sector IT consultants, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in the Netherlands whose own description of what they do matches “energy sector IT consultants”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names energy sector IT consultants), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among energy sector IT consultants, and records with no verified work email. Companies headquartered outside Netherlands are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 4,527 across the full list. 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.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Energy sector IT consultants by metro
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names energy sector IT consultants, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many energy sector IT consultants are there based in the Netherlands?
RevenueBase identified 604 energy sector IT consultants headquartered in the Netherlands as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Equans Nederland, headquartered in Bunnik, tops this list with the largest team on record.
Which city has the most energy sector IT consultants?
Amsterdam leads with 51 headquartered companies, followed by Rotterdam (26) and Utrecht (19).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 4,527 verified decision-maker contacts tracked across these 604 companies.
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.
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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 Smart Search, 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.
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