Company lists · Data verified August 2026

Top 25 AI software development companies based in Estonia

Name: AI software development companies based in Estonia
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 131 companies tracked

There are 131 AI software development companies headquartered in Estonia (RevenueBase, August 2026). RevenueBase tracks 1,616 professional contacts across them, including 403 with verified work emails and 39 with mobile numbers. Tallinn is the largest hub.

This list covers AI software development companies headquartered in Estonia, 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.

131Companies

1,616Contacts tracked

403Verified emails

39Mobile numbers

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The 25 largest AI software development companies based in Estonia

Ranked by team size

Top 25 of 131 AI software development companies based in Estonia, 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	Rootcode	Kesklinna Linnaosa Tallinn	51-200	140	61
2	Hqsoftware	Tallinn	51-200	110	25
3	Soft Industry Alliance LTD	Tallinn	51-200	109	37
4	Clarifai	Tallinn	51-200	98	57
5	Hygge Software	Tallinn	51-200	81	18
6	Evne Developers	Tallinn	51-200	68	3
7	Ronas IT	Tallin	51-200	48	22
8	Aivot AI	Tallin	11-50	47	21
9	Softcery Production AI Systems	n/a	11-50	39	10
10	Bitweb	Tallinn	11-50	38	27
11	Mifort	Tallinn	51-200	38	3
12	Interintel	Center	11-50	33	10
13	Embrox OÜ	Tallinn	51-200	31	13
14	Elmosoft	Tallinn Kesklinna Linnaosa	11-50	31	5
15	OPUS	Tallinn	51-200	29	16
16	Sonerim	Eu Tallinn	11-50	28	7
17	Agileworks Software Development Company	Tallinn	11-50	27	12
18	STACC	Tartu Linn	11-50	26	8
19	Banana Script	Tallinn	11-50	23	9
20	OWLAB	Tallinn	11-50	23	1
21	Mindtitan	Tallinn	11-50	21	12
22	twincore.net	Tallinn	11-50	16	1
23	WNC	Tallinn	11-50	9	3
24	ALF Global Services	Tallinn	1-10	6	2
25	Aideas OU	Tallinn	11-50	6	1

Showing 25 of 131 AI software development companies based in Estonia

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AI software development companies based in Estonia at a glance

As of Aug 28, 2026

1-10Median size (employees)

TallinnLargest hub · 96 HQs

39Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

AI software development companies by metro

Metro	Companies
AI software development companies in Tallinn	96
AI software development companies in Tallin	11
AI software development companies in Kesklinna Linnaosa Tallinn	2
AI software development companies in Kesklinna Linnaosa	2
AI software development companies in Tartu	2
AI software development companies in Tartu Linn	1
AI software development companies in Center	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 “AI software development companies”, with match quality audited by blind human judging, and headquartered in Estonia.
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; 1 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 AI software development companies are there based in Estonia?

There are 131 AI software development companies headquartered in Estonia as of August 2026 (RevenueBase).

What is the largest company on this list?

Rootcode, headquartered in Kesklinna Linnaosa Tallinn, tops this list with the largest team on record.

Which city has the most AI software development companies?

Tallinn leads with 96 headquartered companies, followed by Tallin (11) and Kesklinna Linnaosa Tallinn (2).

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 403 verified decision-maker contacts tracked across these 131 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.