Company lists · Data refreshed September 2026

Top 25 Federal consulting firms based in the Netherlands

RevenueBase identified 194 federal consulting firms headquartered in the Netherlands as of September 2026 and tracks 2,686 professional contacts across them, including 940 with verified work emails and 278 with mobile numbers. Amsterdam is the largest hub.

This list covers federal consulting firms 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, how directly it supports the match, and when it was last checked. Data refreshed September 2, 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 Match evidence on every row Refreshed Sep 2, 2026 86% judged on-target in blind review
194Companies
2,686Contacts tracked
940Verified emails
278Mobile numbers
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The 25 largest federal consulting firms based in the Netherlands

Ranked by team size
Top 25 of 194 federal consulting firms based in the Netherlands, ranked by team size, largest first. Data refreshed Sep 2, 2026. Evidence rates how directly each company's own description names federal consulting firms: strong (names it), partial (names part of it), indirect (matched on its full profile rather than the summary shown). Click a count to unlock that company's people.
#CompanyHeadquartersEmployeesContacts
1
BMCIndirect evidence
Amersfoort, Netherlands1,001-5,0001,773

“BMC is opgericht vanuit de overtuiging dat de bedrijfsvoering binnen de overheid kon worden verbeterd.”

Source: company website · checked Sep 2, 2026
2
ThorbeckeIndirect evidence
Dx, Netherlands51-200123

“Over Thorbecke Thorbecke is een gespecialiseerd adviesbureau voor publieke organisaties.”

Source: company website · checked Sep 2, 2026
3
Protiviti The NetherlandsPartial evidence
Amsterdam, Netherlands5,001-10,00090

“Protiviti is a global consulting firm that delivers deep expertise, objective insights, a tailored approach and unparalleled collaboration to help leaders confidently face the…”

Source: company website · checked Sep 2, 2026
4
SENZEIndirect evidence
Den Haag, Netherlands51-20052

“Samen, Expertise, No-Nonsense, Zakelijk, ‘Eigen’wijze Deze vijf kernwoorden geven aan waar wij als Senze voor staan.”

Source: company website · checked Sep 2, 2026
5
Iris ONEIndirect evidence
Rosmalen, Netherlands51-20045

“Ready to turn your organization into a frontrunner?”

Source: company website · checked Sep 2, 2026
6
Lysias Consulting GroupIndirect evidence
Ma, Netherlands11-5044

“The consultants of Lysias share a passion for public administration and work with heart and soul on societal issues.”

Source: company website · checked Sep 2, 2026
7
MVR & PartnersIndirect evidence
Maarssen, Netherlands11-5037

“MvR & Partners is een jong organisatie-adviesbureau met opdrachtgevers in de overheid, de zorg, bij projectontwikkelaars en in de telecomindustrie.”

Source: company website · checked Sep 2, 2026
8
Public PartnersIndirect evidence
Den Haag, Netherlands11-5030

“Public Partners is een zelfstandig adviesbureau.”

Source: company website · checked Sep 2, 2026
9
Native ConsultingPartial evidence
Kv, Netherlands11-5019

“Native Consulting is een betrouwbare en innovatieve adviespartner van lokale overheden voor complexe vraagstukken op het snijvlak van informatievoorziening-Ict, dienstverlening en…”

Source: company website · checked Sep 2, 2026
10
TWIZTIndirect evidence
Netherlands11-5014

“Twizt is een Next Level Onderneming die zich richt op business consultancy rondom Technologie, Integratie, Development & Projectmanagement.”

Source: company website · checked Sep 2, 2026
11
Onderzoeksbureau LexnovaIndirect evidence
Groningen, Netherlands11-5014

“Lexnova is een hoogwaardig advies- en onderzoeksbureau dat is gespecialiseerd in marktonderzoek en overheidsadvies.”

Source: company website · checked Sep 2, 2026
12Ek, Netherlands1,001-5,00011
Source: company website · checked Sep 2, 2026
13
OdinfoIndirect evidence
Amsterdam, Netherlands11-5010

“Inzet van ICT met toegevoegde waarde.”

Source: company website · checked Sep 2, 2026
14
LE Blanc AdviesIndirect evidence
Bj, Netherlands51-2006

“Samen naar een goed geïnformeerd Nederland.”

Source: company website · checked Sep 2, 2026
15
Buyor GroupIndirect evidence
Kh, Netherlands1-103

“Beter inkopen, met recht Wij van Buyor Group vinden het, net als (semi-)overheden, belangrijk dat publiek geld rechtmatig en doelmatig wordt besteed.”

Source: company website · checked Sep 2, 2026
16
B3terIndirect evidence
Amsterdam, Netherlands1-103

“Uw bedrijfsvoering in goede handen, maar dan B3TER.”

Source: company website · checked Sep 2, 2026
17
DigityzeIndirect evidence
Eb, Netherlands1-103

“Digityze adviseert in groei en digitalisering bij bedrijven en overheden.”

Source: company website · checked Sep 2, 2026
18
StratenergeticIndirect evidence
Kd, Netherlands1-103

“StratEnergetic operates at the intersection of innovation, R&D, AI, ecosystem development, and technology commercialization.”

Source: company website · checked Sep 2, 2026
19
Conn3ctIndirect evidence
Rijswijk, Netherlands1-102

“Advisering en ondersteuning op het gebied van informatietechnologie”

Source: company website · checked Sep 2, 2026
20
Uleman ConsultancyIndirect evidence
Waddinxveen, Netherlands1-101

“Heeft u hulp nodig bij de organisatie of een verandering in uw bedrijfsvoering- het optimaliseren en herstructureren van de primaire processen- het opzetten van een project- het…”

Source: company website · checked Sep 2, 2026
21
Beket ConsultancyIndirect evidence
Assen, Netherlands1-101

“De IT wereld rondom ons heen verandert in een hoog tempo.”

Source: company website · checked Sep 2, 2026
22
RaycanPartial evidence
S-Gravenhage, Netherlands1-101

“Management Consulting via Changekitchen Strategy & Performance”

Source: company website · checked Sep 2, 2026
23
Flits DigitaalIndirect evidence
Westervoort, Netherlands1-101
Source: company website · checked Sep 2, 2026
24
AndasycsIndirect evidence
Vleuterweide, Netherlands1-101

“Your partner in data analysis, system analysis, system conception and development as well as process optimization.”

Source: company website · checked Sep 2, 2026
25
Eqnon ConsultingPartial evidence
Leiden, Netherlands1-101

“Eqnon is a boutique consulting firm providing management consulting, business analysis and investment management services.”

Source: company website · checked Sep 2, 2026

Showing 25 of 194 federal consulting firms based in the Netherlands

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Federal consulting firms based in the Netherlands at a glance

As of Sep 2, 2026
1-10Median size (employees)
AmsterdamLargest hub · 16 HQs
278Contacts with mobile numbers
Sep 2, 2026Data refreshed

Companies by employee count

1-10
163
11-50
16
51-200
7
1,001-5,000
4
5,001-10,000
1

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 federal consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, 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 “federal consulting firms”. Matching reads each company's description, not its industry code or its name.
What we exclude
Companies whose own description does not clearly place them among federal consulting firms, 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 an evidence 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, 940 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 2, 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.

Frequently asked

How many federal consulting firms are there based in the Netherlands?

RevenueBase identified 194 federal consulting firms 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?

BMC, headquartered in Amersfoort, tops this list with the largest team on record.

Which city has the most federal consulting firms?

Amsterdam leads with 16 headquartered companies, followed by Den Haag (8) and Rotterdam (7).

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 940 verified decision-maker contacts tracked across these 194 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 2, 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.