Division 37 covers sewerage — the collection and treatment of wastewater (group 37.0). It is often carried out by the same municipal utilities that handle water supply. By company count it is a small, regulated and capital-intensive sector with a few larger city operators.
55 companies in Latvia are classified under NACE code 37.
| # | Company | Total Revenue |
|---|
No companies found for this NACE code.
NACE Rev.2/2.1, VID tax data 2022–2024
| 1 | SIA "Jūrmalas ūdens" | €8,826,964 |
| 2 | Sabiedrība ar ierobežotu atbildību "TRANSPORTA SABIEDRĪBA LATVIJA" | €3,635,920 |
| 3 | SIA "AIRONI" | €2,380,480 |
| 4 | SIA "REGGA ENERGO" | €2,326,876 |
| 5 | Sabiedrība ar ierobežotu atbildību "Jēkabpils ūdens" | €2,014,803 |
| 6 | Eco Tehnoloģijas SIA | €997,375 |
| 7 | "ZEMGALES CEĻU BŪVE" SIA | €854,459 |
| 8 | Sabiedrība ar ierobežotu atbildību "RADESS Ltd" | €815,591 |
| 9 | Sabiedrība ar ierobežotu atbildību "B.E.Serviss" | €796,389 |
| 10 | Sabiedrība ar ierobežotu atbildību "Crystal Serviss" | €640,391 |