List of Accounting Companies in Estonia

Last updated 26 October 2026

There are 8,542 accounting companies in Estonia, one in every 44 Estonian companies. Most of them are small: nearly all have one to four people, and only 9 firms employ 50 people or more. Half of all accounting firms are based in Tallinn, Tartu, Pärnu, Narva and Viljandi. Below you find the largest accounting firms in Estonia, the cities where they cluster, how many started this year and which are the oldest. The full list with addresses, phone numbers and email is in our Estonian company database or through the Company Data API.

8,542 companies indexed · Data counted on 26 October 2026

Companies8,5421 in44 Estonian companiesCities1,022Largest cityTallinn 3,536Sole traders6%Employees1-4 (99%)Revenue< $100K (93%)Email5%Phone8%Website14%

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A live view of all 8,542 accounting firms, sorted by revenue. Narrow it by region, city, employee size, revenue, legal form or founding year, or search a firm by name.

Konecranes OsauhingKonecranes Osauhing

	Company Name	Country	City	Address 1	State/Province	Postal Code	Website	Founding Year	Yearly Revenue in U.S. Dollars	Employees Total	Business Legal Type - Description	Number of Companies in Group	Company Registration Number
1	Konecranes Osauhing	Estonia	Tallinn	Sepise Tn 8	Harju Maakond	11415	*****.ee	1998	$20,056,392	232	Corporation	481	10384094
2	Aktsiaselts Pricewaterhousecoopers	Estonia	Tallinn	Tatari Tn 1	Harju Maakond	10116	*****.ee	1997	$19,263,552	152	Corporation	N/A	10142876
3	Ernst & Young Baltic AS	Estonia	Tallinn	Ravala Pst 4	Harju Maakond	10143	*****.com	2002	$17,005,153	134	Corporation	84	10877299
4	Grant Thornton Baltic OU	Estonia	Tallinn	Parnu Mnt 22	Harju Maakond	10141	*****.ee	1998	$11,749,595	134	Corporation	5	10384467
5	Xolo OU	Estonia	Tartu	Paju Tn 1a	Tartu Maakond	50603	*****.io	2015	$10,082,095	97	Corporation	4	12844111
6	Finnair Business Services OU	Estonia	Tartu	Tahe Tn 4	Tartu Maakond	51010	N/A	2001	$9,757,540	188	Corporation	4089	10769670
7	Aktsiaselts Ekspress Grupp	Estonia	Tallinn	Narva Mnt 13	Harju Maakond	10151	*****.ee	1995	$5,308,228	14	Corporation	16	10004677
8	Ramirent Shared Services AS	Estonia	Tallinn	Lootsa Tn 8	Harju Maakond	11415	*****.com	2015	$4,248,204	54	Corporation	1012	12798351
9	Azolver Eesti OU	Estonia	Tallinn	Maakri Tn 23a	Harju Maakond	10145	N/A	2019	$3,520,272	44	Corporation	45	14719999
10	Osauhing Leinonen	Estonia	Tallinn	Pohja Pst 25	Harju Maakond	10415	*****.eu	1998	$3,325,538	40	Corporation	N/A	10391964
11	Grow Finance OU	Estonia	Tallinn	Veskiposti Tn 2	Harju Maakond	10138	*****.ee	2009	$3,290,965	78	Corporation	8	11627587
12	Icelandair Business Services AS	Estonia	Tallinn	Lootsa Tn 2a	Harju Maakond	11415	N/A	2002	$2,973,163	54	Corporation	29	10866060
13	Orkla Accounting Centre OU	Estonia	Tallinn	Liivalaia Tn 45	Harju Maakond	10145	N/A	2012	$2,878,537	63	Corporation	427	12280016
14	Ch Konsultatsioonid OU	Estonia	Tartu	Ruutli Tn 7	Tartu Maakond	51007	*****.ee	2006	$2,767,998	36	Corporation	5	11229059
15	1office Estonia OU	Estonia	Tallinn	Narva Mnt 5	Harju Maakond	10117	*****.co	2008	$2,503,716	22	Corporation	7	11528017
16	Assertum Audit OU	Estonia	Tallinn	Lootsa Tn 8	Harju Maakond	11415	*****.ee	2003	$2,224,250	8	Corporation	N/A	10990446
17	E-Residency Hub OU	Estonia	Tallinn	Ahtri Tn 12	Harju Maakond	10151	N/A	2017	$1,843,014	14	Corporation	N/A	14249878
18	Ou Audiitorburoo Rkt	Estonia	Tartu	Kitsas Tn 8	Tartu Maakond	51003	*****.ee	1999	$1,817,875	6	Corporation	N/A	10609794
19	Entytech OU	Estonia	Tallinn	Tornimae Tn 3 // 5 // 7	Harju Maakond	10145	N/A	2020	$1,811,717	1	Corporation	N/A	16080939
20	Azets Insight OU	Estonia	Tallinn	Lootsa Tn 1a	Harju Maakond	11415	*****.fi	2018	$1,811,045	35	Corporation	108	14628759
21	Aktsiaselts Deloitte Advisory	Estonia	Tallinn	Rotermanni Tn 8	Harju Maakond	10111	*****.com	1998	$1,711,979	16	Corporation	49	10503015
22	Magrat Baltic OU	Estonia	Tallinn	Joe Tn 3-305	Harju Maakond	10151	*****.eu	2024	$1,575,255	24	Corporation	2	16889553
23	Companioestonia OU	Estonia	Tallinn	Sepapaja Tn 4	Harju Maakond	11415	N/A	2018	$1,565,982	2	Corporation	N/A	14522788
24	Baker Tilly Baltics OU	Estonia	Tallinn	Jarve Tn 2	Harju Maakond	11314	*****.ee	2008	$1,561,756	4	Corporation	N/A	11516296
25	Tschudi Financial Services OU	Estonia	Tallinn	Marja Tn 9/1	Harju Maakond	10617	*****.com	1999	$1,542,799	21	Corporation	51	10589850

Showing 25 of 8,542 companies

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Accounting firms in Tallinn

Tallinn has 3,536 accounting companies and accounting firms, 2.1% of all 168,501 Tallinn companies and 8% below the national share. Nearly all Tallinn firms have fewer than five people; 7 have 50 or more. 68 new firms were entered in 2026, 0 date from before 1990.

Size

1-4 staff: 3,375 · 97%
5-9: 53 · 2%
10-19: 24 · 0.7%
20-49: 13 · 0.4%
50+: 7 · 0.2%

Legal form

Sole traders: 123 · 3%
Partnerships: 47 · 1%
OÜ and AS: 3,351 · 95%
Other or none: 15 · 0.4%

Of the Estonian total: 41.4%
Of all Tallinn companies: 2.1%
Against the national share: 0.9×

New

Entered 2026 so far: 68
Entered 2025: 119
Of Estonia's 2026 entries: 39.5%

Old

Before 1990: 0 · 0%
1990 or later: 3,536 · 100%
Of Estonia's pre-1990 firms: 0%

Reachable

Email: 240 · 7%
Phone: 404 · 11%
Website: 587 · 17%

Revenue (USD)

Under $100K: 2,906 · 89%
$100K-$500K: 285 · 9%
$500K-$1M: 36 · 1%
$1M and more: 32 · 1.0%

Largest

1152
2134
3134
4110
578

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Firm sizes in Estonia

Of the 8,426 Estonian accounting firms with a known headcount, 8,303 (99%) have one to four people, 73 have five to nine, 41 have ten to 49 and 9 have 50 or more. Most firms turn over under $100,000 a year (7,382, 93%).

EU size bands · the grey line shows all Estonian companies

Micro under 108,376 99%
Small 10 to 4941 0.5%
Medium 50 to 2499 0.1%
Large 250+0 0.0%

Grey line: the share among all Estonian companies (97% have under ten staff).

firms turn over more than $5 million a year; 5 more than $10 million.

172

firms were entered in 2026.

Largest accounting firms in Estonia

The biggest firms by staff and by revenue, the largest in Tallinn, the biggest newcomers of 2026 and the oldest firms. Click a name for the record.

Aktsiaselts PricewaterhouseCoopers is the largest accounting firm in Estonia by headcount. 9 firms employ 50 people or more; 5 employ 100 or more.

1Tallinn152 staff
2Tallinn134 staff
3Tallinn134 staff
4Tallinn110 staff
5Tartu97 staff
6Tallinn78 staff
7Tallinn44 staff
8Tallinn40 staff
9Tallinn35 staff
10Tallinn30 staff

By employee size · 8,426 firms with a known headcount

Employees	Firms	%
1-4	8,303	99%
5-9	73	0.9%
10-19	27	0.3%
20-49	14	0.2%
50-99	4	<0.1%
100-199	4	<0.1%
200-499	1	<0.1%
500-999	0	0%
1,000+	0	0%

99% have 1 to 4 people; 14 have 20 to 49; 9 have 50 or more.

By yearly revenue (USD)

Revenue	Firms	%
< $100K	7,382	93%
$100K-$500K	512	6%
$500K-$1M	47	0.6%
$1M-$5M	30	0.4%
$5M-$10M	2	<0.1%
$10M-$50M	5	<0.1%

93% under $100,000; 30 between $1M and $5M; 7 above $5M.

How many accounting companies are there in Estonia?

Accounting companies and accounting firms in Estonia

8,542

26 October 2026

There are 8,542 accounting companies and accounting firms in Estonia in our data (26 October 2026). That is one in every 44 Estonian companies. About one new firm is entered in the register every working day this year (172 so far in 2026).

Structure

Single-site firms: 8,276 97%
Head offices: 266
Branch offices: 0

Classification

NACE Rev. 2 code 6920. Our platform filter is NACE Rev. 2 6920.

7,875 of the 8,542 are OÜ and AS (92%); 499 are sole traders. They come from e-Business Register (äriregister) and our Estonian register data, through the Company Data API.

Where in Estonia?

Tallinn has the most accounting companies in Estonia (3,536), ahead of Tartu (589), Pärnu (271), Narva (130) and Viljandi (114). Together the five hold half of them. Relative to their size, Viljandi, Pärnu and Tartu have the most: 1.1 to 1.3 times the national share.

Cities by number of firms

1,022 Estonian cities have at least one accounting firm; 76 have ten or more; 575 have exactly one. Click a city to set the lens.

Only here

Where they cluster

Accounting firms per 100 companies, in cities with at least 100 of them. The national share is 2.27. Viljandi has 1.3 times the national share.

1.3×
1.2×
1.1×
1.0×
0.9×

Dashed line: the national share. A filled dot is twice the national share or more.

By county 17 counties

County	Firms	%
Harju Maakond	4,998	59%
Tartu Maakond	956	11%
Pärnu Maakond	506	6%
Ida-Viru Maakond	343	4%
Lääne-Viru Maakond	285	3%
Rapla Maakond	240	3%
Viljandi Maakond	206	2%
Saare Maakond	202	2%
Lääne Maakond	147	2%
Võru Maakond	131	2%

Show all 17

How reachable are they?

Accounting firms are harder to reach than the average Estonian company: 8% list a phone number and 14% a website.

Email430 5%
Phone725 8%
Website1,163 14%

Grey line: all Estonian companies (email 6%, phone 12%, website 14%).

The full list with these fields is in our Estonian company database.

Newcomers in Estonia in 2026

172 accounting firms were entered in the Estonian register so far in 2026, about one per working day, after 293 in 2025. Estonia as a whole saw 18,095 new companies in 2026, so this industry takes 1.0% of the inflow.

2852022
3492023
3612024
2932025
1722026 so far

160 of this year's 172 are OÜ and AS.

The biggest newcomers of 2026

The year is the register entry; an established firm that changes legal form appears as new.

1Võru3 staff
2Loosi3 staff
3Tartu3 staff
4Tallinn3 staff
5Tartu3 staff

Sole traders or OÜ: how they are organised

One in seventeen Estonian accounting firms work as sole traders, against 7% of all Estonian companies. Nine in ten are OÜ and AS.

Sole traders (FIE)4996%
Partnerships1292%
OÜ and AS7,87592%
No form on record or other390.5%

Single-site: 97%
Head offices: 266
Branches: 0

All Estonian companies: 7% sole traders, 1% partnerships, 78% OÜ and AS.

The oldest firms in Estonia

Our data holds 0 Estonian accounting firms from before 1900, 0 from before 1950 and 0 from before 1990.

1995
1. Tallinn
1996
1. Haapsalu
1996
1. Tartu
1996
1. Tallinn
1996
1. Tallinn
1996
1. Tallinn

Fewer than five firms date from before 1950, so the timeline starts with the oldest firms before 1990.

Older than you

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1990

Estonian accounting firms date from before 1990

were entered in 1990

How they compare

Next to related industries

There are 2 consulting companies for every accounting firm in Estonia.

Industry	Firms	Website	1-4 staff
Consulting Companies	16,326	10%	94%
Software Companies	12,839	12%	93%
Accounting Companies	8,542	14%	97%
Financial Companies	2,967	10%	25%
Leasing Companies	2,768	9%	21%
Bookkeepers	604	76%	90%

In other countries

Country	Firms	Per 1,000 cos.
The USA	267,230	4.2
Brazil	119,450	4.1
The Czech Republic	78,612	22.3
Australia	71,429	8.3
The UK	71,156	8.1
Estonia	8,542	22.7

More countries →

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Frequently asked questions

How many accounting companies are there in Estonia?

There are 8,542 accounting companies and accounting firms in Estonia in our data, counted on 26 October 2026. That is one in every 44 Estonian companies.

Which is the largest accounting firm in Estonia?

Aktsiaselts PricewaterhouseCoopers in Tallinn, with 152 staff.

Which Estonian city has the most accounting companies?

Tallinn, with 3,536, ahead of Tartu (589), Pärnu (271), Narva (130) and Viljandi (114). Relative to its size, Viljandi has the most: 1.3 times the national share.

How many accounting firms are there in Tallinn?

3,536, which is 2.1% of all 168,501 Tallinn companies and 8% below the national share.

How big is a typical accounting firm?

Small. 99% of the 8,426 firms with a known headcount have one to four people; 9 have 50 or more. Most turn over under $100,000 a year.

Are Estonian accounting companies sole traders or companies?

One in seventeen (499) are sole traders, 2% are partnerships and 92% (7,875) are OÜ and AS.

How many accounting firms started in 2026?

172 were entered in the Estonian register so far in 2026, after 293 in 2025. 160 of them are OÜ and AS.

What is the oldest accounting firm in Estonia?

Aktsiaselts Ekspress Grupp in Tallinn, 1995, followed by AS Varalaen in Haapsalu (1996) and Audiitorburoo Fides OU in Tartu (1996). 0 firms date from before 1900.

Which industry code covers accounting companies?

Estonian accounting companies are classified under NACE Rev. 2 code 6920. Our platform filters them on NACE Rev. 2 6920.

Can I download the full list?

Yes. All 8,542 firms with address, phone, email, legal form, employees, revenue and founding year, as Excel, CSV or through the API.

Discover more: related industries, in other countries

The lists closest to this one. Every industry and city in Estonia is on the Estonia page.

Professional, scientific and technical

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