Company lists · Data refreshed September 2026

Top 25 Refinery maintenance contractors based in the Netherlands

Name: Refinery maintenance contractors based in the Netherlands
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 66 companies tracked

RevenueBase identified 66 company matches for refinery maintenance contractors associated with the Netherlands as of September 2026 and tracks 5,383 professional contacts across them, including 446 with verified work emails. Rotterdam is the largest hub.

This list covers company matches for refinery maintenance contractors associated with the Netherlands, 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 17, 2026.

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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 17, 2026 How this list was built

66Companies

5,383Contacts tracked

446Verified emails

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The 25 largest refinery maintenance contractors based in the Netherlands

Ranked by team size

Top 25 of 66 company matches for refinery maintenance contractors based in the Netherlands, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	STORK	Exact match	Utrecht, NetherlandsHQ recorded Sep 17, 2026	10001+	4,073 contacts →
	Exact match “Stork is a global provider of integrated operations, maintenance, modification and asset integrity solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Verwater Group B.V	Exact match	Rotterdam, NetherlandsHQ recorded Sep 17, 2026	1,001-5,000	353 contacts →
	Exact match “Verwater breathes Tank & Industrial Services.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Petrodec	Exact match	Spicalaan 13 2132 Jg Hoofddorp the Netherlands, NetherlandsHQ recorded Sep 17, 2026	51-200	168 contacts →
	Exact match “Petrodec is a responsible offshore contractor, ready to deliver safe, efficient and innovative decommissioning or re-use solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Stork Benelux	Exact match	Utrecht, NetherlandsHQ recorded Sep 17, 2026	n/a	79 contacts →
	Exact match “Stork, sinds april 2024 onderdeel van Bilfinger, levert diensten op het terrein van constructie, onderhoud, modificaties en borging van de integriteit van assets, voor klanten in…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	WFR Oilfield Services B.V	Exact match	Schoonebeek, NetherlandsHQ recorded Sep 17, 2026	51-200	48 contacts →
	Exact match “WFR is a full range service provider to the oil & gas and energy industries.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Intures	Exact match	Velsen Noord, NetherlandsHQ recorded Sep 17, 2026	51-200	45 contacts →
	Exact match “Intures is an independent engineering firm specializing in life-extending maintenance.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Hsos Industrial Services	Exact match	Dordrecht, NetherlandsHQ recorded Sep 17, 2026	11-50	44 contacts →
	Exact match “HSOS Industrial Services BV is founded in january 2007 HSOS Industrial Services is ISO 9001:2015-ISO 45001:2018-VCA-P 2017/6.0 certificated and we work worldwide.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	KIS CNC Services	Exact match	NetherlandsHQ recorded Sep 17, 2026	51-200	40 contacts →
	Exact match “KIS CNC Services is a leading industrial maintenance specialist in The Netherlands, with state-of-the-art repair shops in Hengelo, Rotterdam and Nederweert.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Tacon Group	Exact match	Sittard, NetherlandsHQ recorded Sep 17, 2026	51-200	37 contacts →
	Exact match “Tacon Group is een onafhankelijke, multidisciplinaire dienstverlener in de energie, gas-(petro-) chemie, proces industrie, farmaceutica en infra projecten.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Roodhart Group	Exact match	Rotterdam, NetherlandsHQ recorded Sep 17, 2026	1,001-5,000	32 contacts →
	Exact match “Roodhart Group – The sure standard Pivotal to the systems and services of Roodhart Group is the high quality of our work and our unparalleled expertise.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Rotary Industry Group	Exact match	Brielle, NetherlandsHQ recorded Sep 17, 2026	51-200	25 contacts →
	Exact match “Rotary Equipment Service in Brielle (founded 1976) is a reliable partner concerning the repair and revision of rotating equipment such as pumps, mixers and turbines.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Runwell Energy Services	Exact match	Emmen, NetherlandsHQ recorded Sep 17, 2026	11-50	19 contacts →
	Exact match “We are a company in the petrochemical and geothermal industry who is specialized in the maintenance and re-certification of equipment used in these industries such as- High…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Ipco B.V	Exact match	Dordrecht, NetherlandsHQ recorded Sep 17, 2026	11-50	16 contacts →
	Exact match “E info@ipco.nl - T +31(0)78 65 21 - W Bent u op zoek naar producten voor het verbinden, onderhouden, repareren, reinigen, uitbreiden, testen en aanleggen van pijpleidingen…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Vector MM	Exact match	Den Helder, NetherlandsHQ recorded Sep 17, 2026	11-50	13 contacts →
	Exact match “Vector MM is a boutique consultancy company consisting of about 15 highly educated and trained engineers.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Human Industries	Exact match	Hellevoetsluis, NetherlandsHQ recorded Sep 17, 2026	11-50	9 contacts →
	Exact match “Human Industries specializes in preventive maintenance and overhaul of rotating equipment, including: compressors, steam turbines, pumps and other rotating equipment.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	VAN DER Mark Ketelonderhoud	Exact match	De Lier, NetherlandsHQ recorded Sep 17, 2026	11-50	9 contacts →
	Exact match “Van der Mark - Ketelonderhoud, afsluiters, veiligheden appendages onderhoud en revisie Van der Mark - Boiler services, valve maintenance repair and overhaul” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	ECLON	Exact match	Ruurlo, NetherlandsHQ recorded Sep 17, 2026	11-50	8 contacts →
	Exact match “ECLON Projects: industrial services such as installation and maintenance of gasturbines, steamturbines and compressors.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Bobach Service Nederland B.V	Exact match	Velsen-noord, NetherlandsHQ recorded Sep 17, 2026	11-50	8 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	ROA Services	Exact match	Etten-leur, NetherlandsHQ recorded Sep 17, 2026	11-50	5 contacts →
	Exact match “We take care of all your Chemical Cleaning, Decontamination, on-site Waste treatment and temporary process Equipment Projects.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Pneumix Injection Units BV	Exact match	Son, NetherlandsHQ recorded Sep 17, 2026	1-10	4 contacts →
	Exact match “Pneumix is a full-service independent development and production company of bulk handling equipment for FCC refinery plants.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Hyreco BV	Exact match	Sintjohannesga, NetherlandsHQ recorded Sep 17, 2026	1-10	2 contacts →
	Exact match “Reviseren, verkopen, repareren, verhuren en onderhouden van hydraulische uitrustingstukken en machines.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Diflicom	Exact match	Dordrecht, NetherlandsHQ recorded Sep 17, 2026	1-10	2 contacts →
	Exact match “DIFLICOM is the specialist for replacing and installing new and existing piping operating in the (petrochemical) industry and transhipment.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Indus3 B.V	Exact match	Hellevoetsluis, NetherlandsHQ recorded Sep 17, 2026	1-10	2 contacts →
	Exact match “InduS3 is a dynamic and customer-oriented company that specializes in a wide range of activities in turnarounds, new constructions/installations, cleaning and process improvement…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Refinery Service Technology BV	Exact match	Hilversum, NetherlandsHQ recorded Sep 17, 2026	1-10	2 contacts →
	Exact match “Our Mission: To guarantee that all aspects of a catalyst change-out are executed to the highest possible standards with respect to quality, efficiency and most important, safety.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Contax Technical Support	Exact match	Schiedam, NetherlandsHQ recorded Sep 17, 2026	1-10	2 contacts →
	Exact match “Contax Technical Support started in 1998 as a welding company and provision technical support in the oil, gas, offshore and maritime industry and has be specialized in providing…” Recorded in the RevenueBase company graph · Sep 17, 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 “refinery maintenance contractors”. 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 66 refinery maintenance contractors based in the Netherlands

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Refinery maintenance contractors based in the Netherlands at a glance

As of Sep 17, 2026

8.3%Verified-email coverage

81.6Average contacts per company

1-10Median size (employees)

6.1%Largest-city concentration · Rotterdam

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

10001+

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 66 companies.

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.
What qualifies: Company records associated with the Netherlands whose business descriptions match “refinery maintenance contractors” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 446 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 17, 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.

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 “refinery maintenance contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many refinery maintenance contractors are there based in the Netherlands?

RevenueBase identified 66 company matches for refinery maintenance contractors associated with the Netherlands 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?

STORK tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most refinery maintenance contractors?

Rotterdam leads with 4 company records, followed by Dordrecht (3) and Utrecht (3).

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 446 professional contacts with verified work emails tracked across these 66 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 17, 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 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.