Company lists · Data verified August 2026

Top 25 Business consulting firms based in Greece

Name: Business consulting firms based in Greece
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 373 companies tracked

There are 373 business consulting firms headquartered in Greece (RevenueBase, August 2026). RevenueBase tracks 3,173 professional contacts across them, including 1,060 with verified work emails and 83 with mobile numbers. Athens is the largest hub.

This list covers business consulting firms headquartered in Greece, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

373Companies

3,173Contacts tracked

1,060Verified emails

83Mobile numbers

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The 25 largest business consulting firms based in Greece

Ranked by team size

Top 25 of 373 business consulting firms based in Greece, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Accenture Greece	Athens	1,001-5,000	1,177	529
2	Real Consulting	Chalandri	501-1,000	279	157
3	Priority	Athens	51-200	113	70
4	Noisis Development Consultant S.A	n/a	51-200	65	34
5	People For Business	n/a	11-50	42	31
6	PRC Group The Management House S.A	n/a	51-200	28	4
7	Your Confidence S.A	n/a	51-200	27	14
8	Break Even Consulting	n/a	11-50	27	10
9	Remaco S.A	Marousi	11-50	16	10
10	Oecon Group Of Companies	Thessaloniki	11-50	16	8
11	Dextera Consulting	Athens	11-50	16	7
12	Grand Value	n/a	11-50	16	1
13	Blue Value	Thessaloniki	11-50	15	8
14	MDC Stiakakis	n/a	11-50	10	4
15	MY Spectrum	n/a	11-50	9	5
16	Niriis S.A	Athens	11-50	8	2
17	DBC Diadikasia	Chalandri	201-500	7	2
18	BPM S.A.	Athens	11-50	6	5
19	AMT Consultants	Paraskevi	11-50	6	1
20	Mentoring SA	Athens	11-50	5	1
21	Excaliber	Athens	11-50	5	1
22	Idea Consulting	n/a	11-50	3	2
23	Grekos Consulting	n/a	11-50	3	2
24	Excellence & Lean Management Consultants	n/a	11-50	3	2
25	Delta Communications Business Solutions	Thessaloniki	11-50	3	1

Showing 25 of 373 business consulting firms based in Greece

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Business consulting firms based in Greece at a glance

As of Aug 28, 2026

1-10Median size (employees)

AthensLargest hub · 131 HQs

83Contacts with mobile numbers

8Emails re-verified in last 30 days

Companies by employee count

1-10

281

11-50

51-200

201-500

501-1,000

1,001-5,000

Business consulting firms by metro

Metro	Companies
Business consulting firms in Athens	131
Business consulting firms in Thessaloniki	19
Business consulting firms in Marousi	7
Business consulting firms in Chalandri	5
Business consulting firms in Xanthi	3
Business consulting firms in Patras	2
Business consulting firms in Thermi Thessaloniki	2

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “business consulting firms”, with match quality audited by blind human judging, and headquartered in Greece.
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: Contact records re-verify on a rolling cadence; 8 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many business consulting firms are there based in Greece?

There are 373 business consulting firms headquartered in Greece as of August 2026 (RevenueBase).

What is the largest company on this list?

Accenture Greece, headquartered in Athens, tops this list with the largest team on record.

Which city has the most business consulting firms?

Athens leads with 131 headquartered companies, followed by Thessaloniki (19) and Marousi (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 1,060 verified decision-maker contacts tracked across these 373 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.