38221Energy recovery

6 companies

This activity has special requirements (e.g. a licence or notice).

Largest companies by revenue

1.osaühing Ökoloog
10058489, Kesklinna linnaosa
Revenue 2025
€339.5K
−74%
Net profit
−€122.4K
−160%
Employees
10
2.OÜ Sultan Oil
12725375, Tartu linn
Revenue 2025
€311.5K
−32%
Net profit
−€31.2K
−169%
Employees
4
3.Nordic Greenery OÜ
17169849, Viitasoo küla
Revenue 2025
€0
—
Net profit
€0
—
Employees
0

#	Company	Reg.	Revenue	Change	Net profit	Change	Employees
1	osaühing Ökoloog 10058489, Kesklinna linnaosa	1996	€339,533 2025	−74%	−€122,427	−160%	10 annual average (FTE)
2	OÜ Sultan Oil 12725375, Tartu linn	2014	€311,490 2025	−32%	−€31,209	−169%	4 annual average (FTE)
3	Nordic Greenery OÜ 17169849, Viitasoo küla	2025	€0 2025	—	€0	—	0 annual average (FTE)

Includes

This class includes pretreatment of waste for energy recovery, conversion of waste materials (for example, into usable heat or electricity), through a variety of processes, which include thermal treatment. This class also includes the activities of waste-to-energy plants.

Excludes

landfill gas recovery for gas supply, see 35211