Company lists · Data verified August 2026

Top 25 Digital transformation companies based in Bulgaria

Name: Digital transformation companies based in Bulgaria
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 347 companies tracked

There are 347 digital transformation companies headquartered in Bulgaria (RevenueBase, August 2026). RevenueBase tracks 11,723 professional contacts across them, including 4,235 with verified work emails and 261 with mobile numbers. Sofia is the largest hub.

This list covers digital transformation companies 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.

347Companies

11,723Contacts tracked

4,235Verified emails

261Mobile numbers

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The 25 largest digital transformation companies based in Bulgaria

Ranked by team size

Top 25 of 347 digital transformation companies based in Bulgaria, 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	N-Ix	Sofia	1,001-5,000	2,169	1,094
2	Noventiq	Sofia City	5,001-10,000	1,515	737
3	Issoft	Sofia	1,001-5,000	743	4
4	Mentormate	Veliko Tarnovo	1,001-5,000	638	339
5	Accenture Bulgaria	n/a	1,001-5,000	453	238
6	Tinqin	Sofia	201-500	388	281
7	Musala Soft	n/a	1,001-5,000	334	151
8	SIRMA	Sofia	501-1,000	230	141
9	Publix LTD	Sofia	51-200	222	1
10	Telelink	n/a	501-1,000	189	37
11	Indeavr	Sofia City	51-200	177	116
12	Global Tech Markets	n/a	51-200	158	100
13	Bright	Sofia	51-200	125	12
14	Worknomads	n/a	51-200	121	57
15	Sopra Steria Bulgaria	Sofia	51-200	111	1
16	Stemo LTD	Gabrovo	201-500	100	24
17	IBS Bulgaria	Varna	51-200	89	35
18	Paraflow Communications	n/a	51-200	85	54
19	Melon IS NOW KIN Carta	Sofia	1,001-5,000	85	35
20	Novarto LTD	Plovdiv	51-200	76	38
21	Cloud Office	n/a	51-200	68	28
22	Protiviti Bulgaria	Sofia	n/a	58	16
23	Estafet	n/a	51-200	56	25
24	Dantek LTD	Sofia City	51-200	55	1
25	DO IT Wise An Inetum Group Company	n/a	51-200	53	42

Showing 25 of 347 digital transformation companies based in Bulgaria

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Digital transformation companies based in Bulgaria at a glance

As of Aug 28, 2026

11-50Median size (employees)

SofiaLargest hub · 194 HQs

261Contacts with mobile numbers

6Emails re-verified in last 30 days

Companies by employee count

1-10

155

11-50

120

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Digital transformation companies by metro

Metro	Companies
Digital transformation companies in Sofia	194
Digital transformation companies in Sofia City	27
Digital transformation companies in Plovdiv	23
Digital transformation companies in Varna	17
Digital transformation companies in Burgas	10
Digital transformation companies in Ruse	6
Digital transformation companies in Veliko Tarnovo	3

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 “digital transformation companies”, 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; 6 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 digital transformation companies are there based in Bulgaria?

There are 347 digital transformation companies headquartered in Bulgaria as of August 2026 (RevenueBase).

What is the largest company on this list?

N-Ix, headquartered in Sofia, tops this list with the largest team on record.

Which city has the most digital transformation companies?

Sofia leads with 194 headquartered companies, followed by Sofia City (27) and Plovdiv (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 4,235 verified decision-maker contacts tracked across these 347 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.