432Electrical, plumbing and other construction installation activities

5,341 companies

Sub-industries

Largest companies by revenue

1.Smartecon OÜ
12382136, Lasnamäe linnaosa
Revenue 2025
€20.2M
+24%
Net profit
€958.7K
+84%
Employees
31
2.Optimus Systems AS
11096397, Kesklinna linnaosa
Revenue 2025
€18.7M
+6.1%
Net profit
€123.2K
−76%
Employees
80
3.Aktsiaselts Magma
10168672, Põhja-Tallinna linnaosa
Revenue 2025
€15.3M
+34%
Net profit
€1.2M
+118%
Employees
45
4.AS KONE
10205453, Kristiine linnaosa
Revenue 2025
€13.9M
+0.6%
Net profit
€924.2K
−52%
Employees
69
5.Aktsiaselts COMFORT AE
10170826, Paide linn
Revenue 2025
€13.5M
+2.8%
Net profit
€708.3K
+24%
Employees
49
6.aktsiaselts Pristis
10004826, Lasnamäe linnaosa
Revenue 2025
€13.5M
+6.6%
Net profit
€163.8K
−65%
Employees
123
7.EL Marine OÜ
14843104, Peetrimõisa küla
Revenue 2025
€12.5M
+177%
Net profit
€190.3K
−21%
Employees
73
8.Aktsiaselts Clik
10222262, Assaku alevik
Revenue 2025
€12.4M
−29%
Net profit
€849.2K
−16%
Employees
82
9.Osaühing Newin
11349496, Tartu linn
Revenue 2025
€12.4M
+66%
Net profit
€638.9K
−20%
Employees
33
10.OÜ S-Power
12334752, Vanamõisa küla
Revenue 2025
€11.3M
−53%
Net profit
€1.7M
−48%
Employees
2

#	Company	Reg.	Revenue	Change	Net profit	Change	Employees
1	Smartecon OÜ 12382136, Lasnamäe linnaosa	2012	€20,229,445 2025	+24%	€958,678	+84%	31 at quarter end
2	Optimus Systems AS 11096397, Kesklinna linnaosa	2005	€18,653,614 2025	+6.1%	€123,165	−76%	80 annual average (FTE)
3	Aktsiaselts Magma 10168672, Põhja-Tallinna linnaosa	1996	€15,330,416 2025	+34%	€1,230,700	+118%	45 annual average (FTE)
4	AS KONE 10205453, Kristiine linnaosa	1997	€13,875,301 2025	+0.6%	€924,186	−52%	69 annual average (FTE)
5	Aktsiaselts COMFORT AE 10170826, Paide linn	1997	€13,515,060 2025	+2.8%	€708,250	+24%	49 annual average (FTE)
6	aktsiaselts Pristis 10004826, Lasnamäe linnaosa	1995	€13,485,376 2025	+6.6%	€163,834	−65%	123 at quarter end
7	EL Marine OÜ 14843104, Peetrimõisa küla	2019	€12,468,621 2025	+177%	€190,289	−21%	73 annual average (FTE)
8	Aktsiaselts Clik 10222262, Assaku alevik	1997	€12,434,928 2025	−29%	€849,176	−16%	82 annual average (FTE)
9	Osaühing Newin 11349496, Tartu linn	2007	€12,391,891 2025	+66%	€638,878	−20%	33 annual average (FTE)
10	OÜ S-Power 12334752, Vanamõisa küla	2012	€11,337,011 2025	−53%	€1,703,441	−48%	2 annual average (FTE)

Includes

This group includes installation activities that support the functioning of a building, including the installation of electrical systems, plumbing (water, gas and sewerage systems), heat and air-conditioning systems, elevators, and so on.