List of Electricians in Estonia

Last updated 26 October 2026

There are 2,512 electricians in Estonia, one in every 150 Estonian companies. Most of them are small: nine in ten have one to four people, and only 2 firms employ 50 people or more. Half of all electrical contractors are based in Tallinn, Tartu, Pärnu, Narva and Viljandi. Below you find the largest electrical contractors 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.

2,512 companies indexed · Data counted on 26 October 2026

Companies2,5121 in150 Estonian companiesCities534Largest cityTallinn 899Sole traders4%Employees1-4 (89%)Revenue< $100K (45%)Email6%Phone9%Website21%

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A live view of all 2,512 electrical contractors, sorted by revenue. Narrow it by region, city, employee size, revenue, legal form or founding year, or search a firm by name.

Ou S-PowerOu S-Power

	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	Ou S-Power	Estonia	Vanamõisa	Viirpuu Tee 3/1	Harju Maakond	76407	*****.ee	2012	$25,557,853	2	Corporation	2	12334752
2	Smartecon OU	Estonia	Tallinn	Lootsa Tn 12	Harju Maakond	11415	*****.ee	2012	$23,448,000	30	Corporation	8	12382136
3	Optimus Systems AS	Estonia	Tallinn	Hallivanamehe Tn 4	Harju Maakond	11317	*****.ee	2005	$21,622,374	80	Corporation	N/A	11096397
4	Ou Eletec	Estonia	Vanamõisa	Viirpuu Tee 3/1	Harju Maakond	76407	N/A	2013	$9,757,626	1	Corporation	N/A	12552696
5	Osauhing Newin	Estonia	Tartu	Aardla Tn 23e	Tartu Maakond	50110	*****.ee	2007	$7,876,320	35	Corporation	N/A	11349496
6	Insta Globe Engineering OU	Estonia	Tallinn	Maakri Tn 19/2	Harju Maakond	10145	*****.com	2016	$5,896,665	11	Corporation	4	14108787
7	Sunergia OU	Estonia	Tabasalu	Nooruse Tn 1	Harju Maakond	76901	*****.ee	2020	$5,494,267	10	Corporation	N/A	16068632
8	Ou Luminord	Estonia	Tartu	Muraka Tn 7-1	Tartu Maakond	50110	*****.ee	2012	$5,207,169	5	Corporation	N/A	12381585
9	Paikeseratas OU	Estonia	Haaslava	Pajusalu Tee 1	Tartu Maakond	62107	*****.ee	2016	$4,945,999	2	Corporation	N/A	14052704
10	Aktsiaselts Rantell	Estonia	Tartu	Ringtee Tn 6b	Tartu Maakond	50105	*****.ee	1997	$4,890,361	30	Corporation	N/A	10273874
11	A-Kaabel OU	Estonia	Tallinn	Tulika Tn 17	Harju Maakond	10613	*****.ee	2005	$4,831,246	37	Corporation	30	11126841
12	El Marine OU	Estonia	Peetrimõisa	Tallinna Tn 86	Viljandi Maakond	71073	N/A	2019	$4,755,613	54	Corporation	2	14843104
13	Elec Engineering OU	Estonia	Tallinn	Marja Tn 9/2	Harju Maakond	10617	N/A	2017	$4,677,081	11	Corporation	N/A	14295619
14	4wind Service OU	Estonia	Tallinn	Moigu Tn 3	Harju Maakond	10112	*****.ee	2010	$4,601,738	30	Corporation	37	11949894
15	Nordic Electrical Works OU	Estonia	Tallinn	Keevise Tn 10	Harju Maakond	11415	*****.com	2013	$4,380,198	54	Corporation	5	12469392
16	Aktsiaselts Elektro-Sistem	Estonia	Kohtla-järve	Jarvekula Tee 38a	Ida-viru Maakond	30328	*****.ee	1997	$4,191,472	42	Corporation	N/A	10158653
17	Ou Eltolex	Estonia	Peetri	Helgi Tee 5	Harju Maakond	75312	*****.ee	2011	$4,002,469	21	Corporation	3	12072996
18	Ou Selko Security	Estonia	Tartu	Riia Tn 130b/2	Tartu Maakond	50411	*****.ee	1996	$3,973,491	18	Corporation	N/A	10086646
19	Ascandic OU	Estonia	Tallinn	Mingi Tn 3	Harju Maakond	13424	N/A	2013	$3,846,790	21	Corporation	N/A	12426632
20	Lansec OU	Estonia	Peetri	Sara Tee 12	Harju Maakond	75312	*****.ee	2007	$3,528,904	22	Corporation	2	11453974
21	Goldland OU	Estonia	Võsu	Metsise Tn 30	Lääne-viru Maakond	45501	N/A	2016	$3,491,294	1	Corporation	N/A	14001948
22	Kindel Pinge OU	Estonia	Tallinn	Teemeistri Tn 2/2	Harju Maakond	10916	N/A	2025	$3,478,890	30	Corporation	60	17149673
23	Aktsiaselts Triger	Estonia	Pärnu	J. V. Jannseni Tn 33	Pärnu Maakond	80044	*****.ee	1996	$3,435,843	36	Corporation	2	10053247
24	Norkvoolu Paigalduse OU	Estonia	Tänassilma	Tanassilma Tee 27	Harju Maakond	76406	*****.ee	2004	$3,217,997	44	Corporation	N/A	11072221
25	Sigmasystems OU	Estonia	Tallinn	Meistri Tn 10	Harju Maakond	13517	*****.ee	2013	$3,042,711	8	Corporation	N/A	12509045

Showing 25 of 2,512 companies

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Largest electrical contractors in Estonia

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

Optimus Systems AS is the largest electrical contractor in Estonia by headcount. 2 firms employ 50 people or more; 0 employ 100 or more.

1Tallinn80 staff
2Peetrimõisa54 staff
3Tallinn54 staff
4Tänassilma44 staff
5Kohtla-Järve42 staff
6Tallinn37 staff
7Tartu35 staff
8Tallinn30 staff
9Tartu30 staff
10Roosna-Alliku30 staff

By employee size · 2,497 firms with a known headcount

Employees	Firms	%
1-4	2,220	89%
5-9	197	8%
10-19	55	2%
20-49	23	0.9%
50-99	2	<0.1%
100-199	0	0%
200-499	0	0%
500-999	0	0%
1,000+	0	0%

89% have 1 to 4 people; 23 have 20 to 49; 2 have 50 or more.

By yearly revenue (USD)

Revenue	Firms	%
< $100K	1,043	45%
$100K-$500K	1,035	44%
$500K-$1M	153	7%
$1M-$5M	91	4%
$5M-$10M	5	0.2%
$10M-$50M	3	0.1%

45% under $100,000; 91 between $1M and $5M; 8 above $5M.

How many electricians are there in Estonia?

Electricians and electrical contractors in Estonia

2,512

26 October 2026

There are 2,512 electricians and electrical contractors in Estonia in our data (26 October 2026). That is one in every 150 Estonian companies. About 2 new firms are entered in the register every week this year (79 so far in 2026).

Structure

Single-site firms: 2,450 98%
Head offices: 62
Branch offices: 0

Classification

NACE Rev. 2 code 4321. Our platform filter is NACE Rev. 2 4321.

2,385 of the 2,512 are OÜ and AS (95%); 95 are sole traders. They come from e-Business Register (äriregister) and our Estonian register data, through the Company Data API.

Firm sizes in Estonia

Of the 2,497 Estonian electrical contractors with a known headcount, 2,220 (89%) have one to four people, 197 have five to nine, 78 have ten to 49 and 2 have 50 or more. Most firms turn over under $100,000 a year (1,043, 45%).

EU size bands · the grey line shows all Estonian companies

Micro under 102,417 97%
Small 10 to 4978 3%
Medium 50 to 2492 <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; 3 more than $10 million.

firms were entered in 2026.

Electrical contractors in Tallinn

Tallinn has 899 electricians and electrical contractors, 0.5% of all 168,501 Tallinn companies and 20% below the national share. Nine in ten Tallinn firms have fewer than five people; 1 has 50 or more. 27 new firms were entered in 2026, 0 date from before 1990.

Size

1-4 staff: 771 · 86%
5-9: 85 · 10%
10-19: 27 · 3%
20-49: 9 · 1%
50+: 1 · 0.1%

Legal form

Sole traders: 24 · 3%
Partnerships: 2 · 0.2%
OÜ and AS: 871 · 97%
Other or none: 2 · 0.2%

Of the Estonian total: 35.8%
Of all Tallinn companies: 0.5%
Against the national share: 0.8×

New

Entered 2026 so far: 27
Entered 2025: 56
Of Estonia's 2026 entries: 34.2%

Old

Before 1990: 0 · 0%
1990 or later: 899 · 100%
Of Estonia's pre-1990 firms: 0%

Reachable

Email: 63 · 7%
Phone: 101 · 11%
Website: 216 · 24%

Revenue (USD)

Under $100K: 358 · 43%
$100K-$500K: 361 · 44%
$500K-$1M: 66 · 8%
$1M and more: 38 · 5%

Largest

Free Tallinn sample

Where in Estonia?

Tallinn has the most electricians in Estonia (899), ahead of Tartu (159), Pärnu (90), Narva (65) and Viljandi (41). Together the five hold half of them.

Cities by number of firms

534 Estonian cities have at least one electrical contractor; 26 have ten or more; 347 have exactly one. Click a city to set the lens.

Newcomers in Estonia in 2026

79 electrical contractors were entered in the Estonian register so far in 2026, about 2 a week, after 144 in 2025. Estonia as a whole saw 18,095 new companies in 2026, so this industry takes 0.4% of the inflow.

1312022
1322023
1592024
1442025
792026 so far

76 of this year's 79 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.

1Kehra2 staff
2Maardu2 staff
3Tallinn2 staff
4Tallinn2 staff
5Neeme2 staff

How they compare

Next to related industries

There are 6 construction companies for every electrical contractor in Estonia.

Industry	Firms	Website	1-4 staff
Construction Companies	13,992	14%	85%
Contractors	11,929	13%	89%
Engineering Companies	4,893	16%	94%
Electricians	2,512	21%	88%
Plumbers	2,289	23%	87%

In other countries

Country	Firms	Per 1,000 cos.
Brazil	345,400	12.0
The USA	245,675	3.8
France	110,348	7.7
Italy	100,806	14.4
Poland	91,928	14.5
Estonia	2,512	6.7

More countries →

Free sample: electrical contractors in Europe

The oldest firms in Estonia

Our data holds 0 Estonian electrical contractors from before 1900, 0 from before 1950 and 0 from before 1990.

1996
1. Tallinn
1996
1. Pärnu
1996
1. Raadi
1996
1. Kuressaare
1996
1. Pärnu
1996
1. Näpi

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

Older than you

Live tool

Move the slider to a year. Two live counts, scoped to this industry.

1990

Estonian electrical contractors date from before 1990

were entered in 1990

How reachable are they?

Electrical contractors are easier to reach than the average Estonian company: 9% list a phone number and 21% a website.

Email156 6%
Phone217 9%
Website517 21%

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

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

Sole traders or OÜ: how they are organised

One in twenty-six Estonian electrical contractors work as sole traders, against 7% of all Estonian companies. Nearly all are OÜ and AS.

Sole traders (FIE)954%
Partnerships261%
OÜ and AS2,38595%
No form on record or other60.2%

Single-site: 98%
Head offices: 62
Branches: 0

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

Frequently asked questions

How many electricians are there in Estonia?

There are 2,512 electricians and electrical contractors in Estonia in our data, counted on 26 October 2026. That is one in every 150 Estonian companies.

Which is the largest electrical contractor in Estonia?

Optimus Systems AS in Tallinn, with 80 staff. By revenue Smartecon OU in Tallinn leads with $23.4 million a year.

Which Estonian city has the most electricians?

Tallinn, with 899, ahead of Tartu (159), Pärnu (90), Narva (65) and Viljandi (41).

How many electrical contractors are there in Tallinn?

899, which is 0.5% of all 168,501 Tallinn companies and 20% below the national share.

How big is a typical electrical contractor?

Small. 89% of the 2,497 firms with a known headcount have one to four people; 2 have 50 or more. Most turn over under $100,000 a year.

Are Estonian electricians sole traders or companies?

One in twenty-six (95) are sole traders, 1% are partnerships and 95% (2,385) are OÜ and AS.

How many electrical contractors started in 2026?

79 were entered in the Estonian register so far in 2026, after 144 in 2025. 76 of them are OÜ and AS.

What is the oldest electrical contractor in Estonia?

Aktsiaselts Tera in Tallinn, 1996, followed by Aktsiaselts Triger in Pärnu (1996) and Fiider L.E.G. OU in Raadi (1996). 0 firms date from before 1900.

Which industry code covers electricians?

Estonian electricians are classified under NACE Rev. 2 code 4321. Our platform filters them on NACE Rev. 2 4321.

Can I download the full list?

Yes. All 2,512 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.

Construction

Europe

Americas

Asia Pacific

Electricians in Australia

Africa and Middle East

Electricians in South Africa

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