Company lists · Data verified August 2026
Top 23 Consulting firms based in Bulgaria
There are 422 consulting firms headquartered in Bulgaria (RevenueBase, August 2026). RevenueBase tracks 1,934 professional contacts across them, including 308 with verified work emails and 52 with mobile numbers. Sofia is the largest hub.
This list covers consulting firms headquartered in Bulgaria, 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.
The 23 largest consulting firms based in Bulgaria
Ranked by team size| # | Company | Verified emails |
|---|---|---|
| 1 |  Techno Engineering & Associates Group | 44 |
| 2 |  Kreston Bulmar | 34 |
| 3 | BDO AFA OOD | 1 |
| 4 |  Balkan Services | 48 |
| 5 |  Protiviti Bulgaria | 16 |
| 6 |  Epidosis | 12 |
| 7 |  SQA Service | 10 |
| 8 |  Devocean Solutions | 1 |
| 9 |  Relean EN | 5 |
| 10 |  Extreme Consulting | 13 |
| 11 |  Solitex IBS | 3 |
| 12 |  Toro Group S LTD | 8 |
| 13 | SVH Consult | 3 |
| 14 |  Logo Market Research And Consulting LTD | 1 |
| 15 | Savvy Business Sltd | 1 |
| 16 |  Simbula | 7 |
| 17 |  Filipov & Partners | 3 |
| 18 |  Band Consulting & Management LTD | 4 |
| 19 |  Prima Intellect Eood | 4 |
| 20 |  Simple Finance LTD | 3 |
| 21 |  Book Keeper | 1 |
| 22 |  Fourmate | 2 |
| 23 |  Business Consulting Centre | 2 |
Showing 23 of 422 consulting firms based in Bulgaria
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Consulting firms based in Bulgaria at a glance
As of Aug 28, 2026Companies by employee count
Consulting firms by metro
| Metro | Companies |
|---|---|
| Consulting firms in Sofia | 244 |
| Consulting firms in Sofia City | 37 |
| Consulting firms in Varna | 23 |
| Consulting firms in Plovdiv | 20 |
| Consulting firms in Ruse | 9 |
| Consulting firms in Sofiia | 5 |
| Consulting firms in Burgas | 4 |
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 “consulting firms”, with match quality audited by blind human judging, and headquartered in Bulgaria.
- 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; 2 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 consulting firms are there based in Bulgaria?
There are 422 consulting firms headquartered in Bulgaria as of August 2026 (RevenueBase).
What is the largest company on this list?
Techno Engineering & Associates Group, headquartered in Sofia, tops this list with the largest team on record.
Which city has the most consulting firms?
Sofia leads with 244 headquartered companies, followed by Sofia City (37) and Varna (23).
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 308 verified decision-maker contacts tracked across these 422 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.