Company lists · Data verified August 2026

Top 23 Cloud architecture design firms based in Bulgaria

Name: Cloud architecture design firms based in Bulgaria
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 59 companies tracked

There are 59 cloud architecture design firms headquartered in Bulgaria (RevenueBase, August 2026). RevenueBase tracks 1,406 professional contacts across them, including 551 with verified work emails and 45 with mobile numbers. Sofia is the largest hub.

This list covers cloud architecture design 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.

59Companies

1,406Contacts tracked

551Verified emails

45Mobile numbers

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The 23 largest cloud architecture design firms based in Bulgaria

Ranked by team size

Top 23 of 59 cloud architecture design firms 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	Mentormate	Veliko Tarnovo	1,001-5,000	638	339
2	ITCE	Sofia	11-50	139	39
3	Cloud Office	n/a	51-200	68	28
4	Itgix LTD	Sofia	51-200	61	37
5	Efellows	Sofia	51-200	46	32
6	Stone Computers AD	Sofia	51-200	34	18
7	Zetta Systems	n/a	11-50	30	7
8	Europe Cloud	Sofia City	11-50	29	2
9	Wesystems	n/a	11-50	17	8
10	Solitex IBS	Sofia	11-50	16	3
11	Technofy	Sofia	11-50	14	6
12	Topvine Consulting	Sofia	11-50	11	5
13	Gluckit LTD	n/a	11-50	11	5
14	R&d Solutions LTD	Sofia	11-50	11	4
15	Several Clouds	Sofia	1-10	10	1
16	Infrapro Services	Sofia	1-10	9	5
17	Belcloud LTD	Sofia	11-50	7	1
18	IT Outsource LTD	Sofia	1-10	5	4
19	Interstellar Solutions	Sofia	11-50	4	2
20	Cloud Solutions	n/a	1-10	4	1
21	Actegro	Sofia City	1-10	3	2
22	Zone 2 Technologies LTD	Sofia	1-10	1	1
23	Inbytes	Sofia	1-10	1	1

Showing 23 of 59 cloud architecture design firms based in Bulgaria

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Cloud architecture design firms based in Bulgaria at a glance

As of Aug 28, 2026

1-10Median size (employees)

SofiaLargest hub · 35 HQs

45Contacts with mobile numbers

3Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Cloud architecture design firms by metro

Metro	Companies
Cloud architecture design firms in Sofia	35
Cloud architecture design firms in Sofia City	5
Cloud architecture design firms in Burgas	3
Cloud architecture design firms in Veliko Tarnovo	2
Cloud architecture design firms in Plovdiv	2
Cloud architecture design firms in Stara Zagora	1
Cloud architecture design firms in Blagoevgrad	1

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 “cloud architecture design 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; 3 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 cloud architecture design firms are there based in Bulgaria?

There are 59 cloud architecture design firms headquartered in Bulgaria as of August 2026 (RevenueBase).

What is the largest company on this list?

Mentormate, headquartered in Veliko Tarnovo, tops this list with the largest team on record.

Which city has the most cloud architecture design firms?

Sofia leads with 35 headquartered companies, followed by Sofia City (5) and Burgas (3).

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 551 verified decision-maker contacts tracked across these 59 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.