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Highest revenue: Construction of utility projects for electricity and telecommunications

Industry
Year
Quick picksManufacturingConstructionTradeIT and telecom
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100 companies, from 2025 annual reports. Registered companies only.

  1. 1.AS Connecto Infra
    10722319, Kristiine linnaosa
    Revenue 2025
    €119.4M
    −9.3%
    Net profit
    €18.3M
    +17%
    Employees
    153
  2. 2.LEONHARD WEISS OÜ
    12083348, Lasnamäe linnaosa
    Revenue 2025
    €118.6M
    −8.9%
    Net profit
    €6.1M
    −1.5%
    Employees
    450
  3. 3.Arrow ECS Baltic OÜ
    12141384, Kristiine linnaosa
    Revenue 2025
    €79.6M
    +37%
    Net profit
    €3.2M
    +16%
    Employees
    59
  4. 4.Enersense Aktsiaselts
    11445550, Lasnamäe linnaosa
    Revenue 2025
    €47.5M
    −19%
    Net profit
    €2.1M
    −52%
    Employees
    306
  5. 5.AS INF Ehitus
    11097051, Soodevahe küla
    Revenue 2025
    €39.7M
    −11%
    Net profit
    €373.3K
    −55%
    Employees
    125
  6. 6.AS Connecto Eesti
    17100148, Kristiine linnaosa
    Revenue 2025
    €29.3M
    —
    Net profit
    €692K
    +2,768,100%
    Employees
    229
  7. 7.E-Service Aktsiaselts
    10360030, Nõmme linnaosa
    Revenue 2025
    €16.1M
    −2.1%
    Net profit
    €757.7K
    −26%
    Employees
    149
  8. 8.Aktsiaselts Elektritsentrum
    10166300, Nõmme linnaosa
    Revenue 2025
    €15.8M
    +29%
    Net profit
    €186.6K
    +28%
    Employees
    98
  9. 9.aktsiaselts Eleväli
    10274158, Viljandi linn
    Revenue 2025
    €15.1M
    +73%
    Net profit
    €1M
    +329%
    Employees
    38
  10. 10.Kagu Elekter OÜ
    11632588, Võru linn
    Revenue 2025
    €13.3M
    +31%
    Net profit
    €945.6K
    +43%
    Employees
    39
  11. 11.Energiapartner OÜ
    11511956, Kesklinna linnaosa
    Revenue 2025
    €12.3M
    −17%
    Net profit
    −€130.5K
    −180%
    Employees
    26
  12. 12.OÜ Pluvo Eesti
    14926238, Kristiine linnaosa
    Revenue 2025
    €7M
    +6.8%
    Net profit
    €629.4K
    −30%
    Employees
    40
  13. 13.ProSystem OÜ
    10859120, Räpina linn
    Revenue 2025
    €6M
    +4%
    Net profit
    −€85.1K
    −131%
    Employees
    14
  14. 14.osaühing Enera
    10810378, Viljandi linn
    Revenue 2025
    €5.9M
    −69%
    Net profit
    €2.8M
    −37%
    Employees
    22
  15. 15.Elero Elekter OÜ
    11431789, Kiili alev
    Revenue 2025
    €5.8M
    +17%
    Net profit
    −€2.4K
    −109%
    Employees
    18
  16. 16.Eesti PäikeseVägi OÜ
    16320344, Jälgimäe küla
    Revenue 2025
    €5.8M
    +174%
    Net profit
    €414.7K
    +199%
    Employees
    9
  17. 17.AllSpark Infra OÜ
    16867037, Lasnamäe linnaosa
    Revenue 2025
    €5.1M
    +98%
    Net profit
    €180.7K
    +570%
    Employees
    0
  18. 18.EPCM Consulting OÜ
    12162434, Kiviõli linn
    Revenue 2025
    €4.3M
    −1.6%
    Net profit
    €876.5K
    +30%
    Employees
    14
  19. 19.Firstel Group OÜ
    11286293, Soinaste küla
    Revenue 2025
    €4.1M
    −4%
    Net profit
    €669.3K
    −30%
    Employees
    18
  20. 20.GridTech OÜ
    16900527, Valga linn
    Revenue 2025
    €3.9M
    +410%
    Net profit
    €257.2K
    +15%
    Employees
    5
  21. 21.EST Networks OÜ
    11826631, Ülenurme alevik
    Revenue 2025
    €3.9M
    +1.8%
    Net profit
    €51.2K
    −73%
    Employees
    35
  22. 22.OÜ SEIRO ELEKTER
    11378500, Ilmatsalu alevik
    Revenue 2025
    €3.4M
    +9.9%
    Net profit
    €19.9K
    +115%
    Employees
    17
  23. 23.Elektrilabor OÜ
    12035481, Varudi küla
    Revenue 2025
    €3.3M
    +3.9%
    Net profit
    €6.8K
    +116%
    Employees
    11
  24. 24.Elpec Energy OÜ
    14480021, Haaslava küla
    Revenue 2025
    €2.8M
    +73%
    Net profit
    €1.3K
    −82%
    Employees
    13
  25. 25.Sunly Retail OÜ
    14790158, Põhja-Tallinna linnaosa
    Revenue 2025
    €2.8M
    +467%
    Net profit
    −€1.2M
    +7.2%
    Employees
    10
  26. 26.Caverion Power OÜ
    12830238, Lasnamäe linnaosa
    Revenue 2025
    €2.7M
    −1.9%
    Net profit
    €133K
    +14%
    Employees
    28
  27. 27.Elero OÜ
    10390054, Kesklinna linnaosa
    Revenue 2025
    €2.6M
    −41%
    Net profit
    −€558.8K
    −417%
    Employees
    16
  28. 28.Erlin OÜ
    12272502, Maardu linn
    Revenue 2025
    €2.4M
    −22%
    Net profit
    €60.3K
    +34%
    Employees
    4
  29. 29.Diotech Electric OÜ
    14229976, Tartu linn
    Revenue 2025
    €2.2M
    −20%
    Net profit
    −€106.6K
    −319%
    Employees
    12
  30. 30.Saare Elektroservis OÜ
    11919611, Kõrkküla
    Revenue 2025
    €2.2M
    +14%
    Net profit
    €25.6K
    +2.8%
    Employees
    18
  31. 31.INSER OÜ
    12731996, Otepää linn
    Revenue 2025
    €2.1M
    +105%
    Net profit
    €65.5K
    −34%
    Employees
    2
  32. 32.Osaühing Mergonet
    11191397, Kesklinna linnaosa
    Revenue 2025
    €2.1M
    −17%
    Net profit
    €38.2K
    +108%
    Employees
    1
  33. 33.MTR Halduse OÜ
    12249549, Nõmme linnaosa
    Revenue 2025
    €2M
    +18%
    Net profit
    €117.9K
    −51%
    Employees
    18
  34. 34.Esterna Elekter OÜ
    16263813, Kesklinna linnaosa
    Revenue 2025
    €2M
    −58%
    Net profit
    −€93.3K
    −87%
    Employees
    17
  35. 35.AndIgo Eesti OÜ
    14064601, Papiaru küla
    Revenue 2025
    €1.9M
    +116%
    Net profit
    €1.4M
    +170%
    Employees
    4
  36. 36.Osaühing Fooneks
    10899177, Papsaare küla
    Revenue 2025
    €1.9M
    −29%
    Net profit
    €77.1K
    −49%
    Employees
    8
  37. 37.Nord Solar Business OÜ
    11213182, Tartu linn
    Revenue 2025
    €1.8M
    —
    Net profit
    €74K
    —
    Employees
    2
  38. 38.Osaühing IgorExa
    11436019, Rakvere linn
    Revenue 2025
    €1.8M
    +142%
    Net profit
    €156.3K
    +219%
    Employees
    5
  39. 39.Osaühing SÄRTS
    10662498, Tapa linn
    Revenue 2025
    €1.8M
    +25%
    Net profit
    €10K
    +25%
    Employees
    11
  40. 40.MS Engineering Group OÜ
    14997793, Suurupi küla
    Revenue 2025
    €1.7M
    +25%
    Net profit
    €157.5K
    +21%
    Employees
    9
  41. 41.Vestas Estonia OÜ
    16522545, Kesklinna linnaosa
    Revenue 2025
    €1.7M
    −95%
    Net profit
    €376.1K
    −45%
    Employees
    8
  42. 42.ESlightningbolt OÜ
    16652673, Viljandi linn
    Revenue 2025
    €1.7M
    +13%
    Net profit
    €125.8K
    +1,255%
    Employees
    9
  43. 43.Võrgutehnikud OÜ
    14449100, Jõgeva linn
    Revenue 2025
    €1.6M
    +61%
    Net profit
    €301.9K
    +424%
    Employees
    9
  44. 44.osaühing Edmest EDM
    11230051, Valga linn
    Revenue 2025
    €1.6M
    +33%
    Net profit
    €142.6K
    +182%
    Employees
    10
  45. 45.Cinet Grupp OÜ
    16414659, Ulvi küla
    Revenue 2025
    €1.6M
    +13%
    Net profit
    €56K
    +104%
    Employees
    16
  46. 46.Lansec Energia OÜ
    16382966, Peetri alevik
    Revenue 2025
    €1.6M
    +24%
    Net profit
    €109.3K
    +325%
    Employees
    7
  47. 47.Netic OÜ
    14816194, Tartu linn
    Revenue 2025
    €1.5M
    +16%
    Net profit
    €27.6K
    +479%
    Employees
    12
  48. 48.Helmot-E OÜ
    11788474, Metsakasti küla
    Revenue 2025
    €1.5M
    −22%
    Net profit
    −€128.4K
    −231%
    Employees
    12
  49. 49.Eurowind Energy OÜ
    16584180, Kesklinna linnaosa
    Revenue 2025
    €1.4M
    +56%
    Net profit
    €318.9K
    +30,071%
    Employees
    6
  50. 50.OÜ Vamos Automaatika
    14048275, Õssu küla
    Revenue 2025
    €1.4M
    −6.2%
    Net profit
    €28.1K
    −53%
    Employees
    11
  51. 51.osaühing Pental Elekter
    11077804, Räni alevik
    Revenue 2025
    €1.4M
    −51%
    Net profit
    €42.9K
    +157%
    Employees
    5
  52. 52.OÜ Nordelect
    10079882, Kristiine linnaosa
    Revenue 2025
    €1.4M
    +1.1%
    Net profit
    €69.1K
    +130%
    Employees
    1
  53. 53.INSTWORK OÜ
    12872343, Rae küla
    Revenue 2025
    €1.3M
    +35%
    Net profit
    €176.5K
    +215%
    Employees
    8
  54. 54.osaühing Petro-Elekter
    10464930, Maardu linn
    Revenue 2025
    €1.3M
    +8.7%
    Net profit
    €5.3K
    −6.3%
    Employees
    8
  55. 55.OÜ Toome Elekter
    12525570, Tõrvandi alevik
    Revenue 2025
    €1.3M
    +23%
    Net profit
    €15.1K
    +88%
    Employees
    13
  56. 56.Solaring OÜ
    12130920, Tabasalu alevik
    Revenue 2025
    €1.2M
    +917%
    Net profit
    €136.3K
    +823%
    Employees
    0
  57. 57.OÜ Clougrupp
    11463236, Pärnu linn
    Revenue 2025
    €1.2M
    −2.4%
    Net profit
    €13.9K
    +383%
    Employees
    11
  58. 58.Osaühing Erko Elekter
    10315992, Valjala alevik
    Revenue 2025
    €1.2M
    +9.8%
    Net profit
    −€67.1K
    −640%
    Employees
    17
  59. 59.Osaühing L.T.V. Projekt
    10328500, Vääna küla
    Revenue 2025
    €1.2M
    −5.6%
    Net profit
    −€1.3K
    +82%
    Employees
    12
  60. 60.RYL Osaühing
    11433920, Tiskre küla
    Revenue 2025
    €1M
    +30%
    Net profit
    €346.4K
    +450%
    Employees
    0
  61. 61.Restate Elekter OÜ
    16927516, Kesklinna linnaosa
    Revenue 2025
    €1M
    +152%
    Net profit
    €442K
    +90%
    Employees
    0
  62. 62.OÜ Powtec
    11004751, Võru linn
    Revenue 2025
    €1M
    +15%
    Net profit
    €60.6K
    −7.7%
    Employees
    13
  63. 63.Revoks Grupp OÜ
    12021800, Põhja-Tallinna linnaosa
    Revenue 2025
    €952.6K
    +14%
    Net profit
    €296.3K
    +9.7%
    Employees
    8
  64. 64.Osaühing Netroo
    10878011, Kesklinna linnaosa
    Revenue 2025
    €901.2K
    −16%
    Net profit
    €5.2K
    +60%
    Employees
    8
  65. 65.Aktsiaselts TELCO
    10231717, Kesklinna linnaosa
    Revenue 2025
    €885K
    −11%
    Net profit
    €3.4K
    −92%
    Employees
    12
  66. 66.OÜ Takisti
    14797120, Santovi küla
    Revenue 2025
    €865.4K
    +234%
    Net profit
    €162.7K
    +262%
    Employees
    0
  67. 67.Elkam Elekter OÜ
    16275874, Narva linn
    Revenue 2025
    €844.7K
    −18%
    Net profit
    −€49.1K
    −171%
    Employees
    17
  68. 68.Lansec Tele OÜ
    12617763, Peetri alevik
    Revenue 2025
    €816.8K
    −27%
    Net profit
    −€174K
    −346%
    Employees
    15
  69. 69.WSG Engineering OÜ
    16061311, Mustamäe linnaosa
    Revenue 2025
    €811.4K
    +59%
    Net profit
    €123.4K
    +506%
    Employees
    7
  70. 70.OÜ MURTNEC Grupp
    11217470, Paide linn
    Revenue 2025
    €715.4K
    −31%
    Net profit
    −€36.9K
    −136%
    Employees
    9
  71. 71.GREENCELL OÜ
    14393182, Haabneeme alevik
    Revenue 2025
    €710.4K
    +22%
    Net profit
    €59.7K
    −33%
    Employees
    0
  72. 72.Svitra OÜ
    16419652, Märja alevik
    Revenue 2025
    €668.3K
    +5.6%
    Net profit
    €23.7K
    +176%
    Employees
    8
  73. 73.Citynet OÜ
    12814707, Rae küla
    Revenue 2025
    €642.6K
    +2,299%
    Net profit
    €16.9K
    +3,189%
    Employees
    1
  74. 74.Kikkapuu.ap OÜ
    17161121, Kesklinna linnaosa
    Revenue 2025
    €633.3K
    —
    Net profit
    €43.3K
    —
    Employees
    6
  75. 75.Fiberup OÜ
    14296004, Tartu linn
    Revenue 2025
    €626.3K
    −28%
    Net profit
    −€67.6K
    −501%
    Employees
    13
  76. 76.Inser Volt OÜ
    17353530, Rakvere linn
    Revenue 2025
    €573.4K
    —
    Net profit
    €120.1K
    —
    Employees
    1
  77. 77.Volta Power OÜ
    17103661, Mustamäe linnaosa
    Revenue 2025
    €553.6K
    —
    Net profit
    €137.1K
    —
    Employees
    1
  78. 78.OÜ Ribalai
    14463844, Uulu küla
    Revenue 2025
    €540.2K
    +2,956%
    Net profit
    €61.9K
    +3,041%
    Employees
    2
  79. 79.ElektriAsi OÜ
    14345174, Võru linn
    Revenue 2025
    €532.7K
    +40%
    Net profit
    €37.1K
    +217%
    Employees
    5
  80. 80.Danite Elektritööd OÜ
    11661259, Põhja-Tallinna linnaosa
    Revenue 2025
    €522.4K
    −30%
    Net profit
    −€61K
    −242%
    Employees
    14
  81. 81.E-Systems OÜ
    12321850, Kesklinna linnaosa
    Revenue 2025
    €521.2K
    +76%
    Net profit
    €54K
    +148%
    Employees
    2
  82. 82.E-projekt Ehitus OÜ
    14152653, Lasnamäe linnaosa
    Revenue 2025
    €512.7K
    +54%
    Net profit
    −€29.7K
    +19%
    Employees
    2
  83. 83.Võrgu Elektritööd OÜ
    11911673, Võru linn
    Revenue 2025
    €492.8K
    +20%
    Net profit
    €155.9K
    +141%
    Employees
    6
  84. 84.OÜ RTG Teed
    12475010, Paikuse alev
    Revenue 2025
    €476.5K
    +18%
    Net profit
    €4.2K
    +105%
    Employees
    3
  85. 85.Tera Solar OÜ
    14984023, Mustla alevik
    Revenue 2025
    €431.1K
    +106%
    Net profit
    €2.9K
    −55%
    Employees
    3
  86. 86.osaühing TAA Elekter
    10125174, Jõgeva linn
    Revenue 2025
    €419K
    −1.7%
    Net profit
    €49.8K
    +406%
    Employees
    5
  87. 87.Elving OÜ
    14464756, Haabersti linnaosa
    Revenue 2025
    €413.3K
    +71%
    Net profit
    −€236
    −100%
    Employees
    1
  88. 88.Elektri Grupp OÜ
    11379340, Tartu linn
    Revenue 2025
    €403.8K
    −30%
    Net profit
    −€101.9K
    −358%
    Employees
    6
  89. 89.Sõbra Elekter OÜ
    14627636, Nõgiaru küla
    Revenue 2025
    €399.2K
    +11%
    Net profit
    €1.6K
    −27%
    Employees
    5
  90. 90.Ros Infra OÜ
    14855863, Haabersti linnaosa
    Revenue 2025
    €395.3K
    +24%
    Net profit
    €72.7K
    +311%
    Employees
    5
  91. 91.Avorena OÜ
    16498597, Viljandi linn
    Revenue 2025
    €375.6K
    −26%
    Net profit
    −€17.5K
    −155%
    Employees
    5
  92. 92.SonarExpert OÜ
    14099806, Kesklinna linnaosa
    Revenue 2025
    €353.6K
    +28%
    Net profit
    −€16.8K
    +70%
    Employees
    5
  93. 93.Osaühing Iffel Energia
    10658775, Viljandi linn
    Revenue 2025
    €351.6K
    +32%
    Net profit
    €240.4K
    +14%
    Employees
    2
  94. 94.Vimpla OÜ
    14677002, Kesklinna linnaosa
    Revenue 2025
    €346.5K
    +48%
    Net profit
    €3.5K
    −88%
    Employees
    1
  95. 95.OÜ AIPE
    17218179, Nõmme linnaosa
    Revenue 2025
    €338.2K
    —
    Net profit
    €19.4K
    —
    Employees
    6
  96. 96.Eletrade OÜ
    11474066, Nõmme linnaosa
    Revenue 2025
    €323.5K
    +19%
    Net profit
    €1.5K
    −98%
    Employees
    2
  97. 97.Osaühing ASEDOST
    10647636, Kristiine linnaosa
    Revenue 2025
    €316.5K
    −1.2%
    Net profit
    −€12.8K
    −125%
    Employees
    4
  98. 98.Osaühing BSS ELEKTRA
    10753522, Lasnamäe linnaosa
    Revenue 2025
    €307.2K
    −9%
    Net profit
    €47.9K
    −53%
    Employees
    3
  99. 99.KK Kapital OÜ
    14900813, Roosisaare küla
    Revenue 2025
    €300.5K
    +89%
    Net profit
    €182.4K
    −74%
    Employees
    0
  100. 100.Ledwill OÜ
    12487651, Tartu linn
    Revenue 2025
    €298.3K
    −16%
    Net profit
    −€32.1K
    −488%
    Employees
    4