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100 companies, from 2025 annual reports. Registered companies only.

  1. 1.Aktsiaselts Magma
    10168672, Põhja-Tallinna linnaosa
    Revenue 2025
    €15.3M
    +34%
    Net profit
    €1.2M
    +118%
    Employees
    45
  2. 2.Aktsiaselts COMFORT AE
    10170826, Paide linn
    Revenue 2025
    €13.5M
    +2.8%
    Net profit
    €708.3K
    +24%
    Employees
    49
  3. 3.aktsiaselts Pristis
    10004826, Lasnamäe linnaosa
    Revenue 2025
    €13.5M
    +6.6%
    Net profit
    €163.8K
    −65%
    Employees
    123
  4. 4.Aktsiaselts Clik
    10222262, Assaku alevik
    Revenue 2025
    €12.4M
    −29%
    Net profit
    €849.2K
    −16%
    Employees
    82
  5. 5.City Kliima OÜ
    11471205, Lasnamäe linnaosa
    Revenue 2025
    €9.1M
    +4.8%
    Net profit
    €14.9K
    −97%
    Employees
    27
  6. 6.Zehnder Baltics OÜ
    11892250, Haabersti linnaosa
    Revenue 2025
    €8.9M
    +39%
    Net profit
    €265.6K
    +170%
    Employees
    14
  7. 7.aktsiaselts HIIEKO
    10048539, Lasnamäe linnaosa
    Revenue 2025
    €7.8M
    −2%
    Net profit
    €440.8K
    +1,577%
    Employees
    47
  8. 8.Fresh-Est OÜ
    11310436, Kristiine linnaosa
    Revenue 2025
    €7.5M
    +1.4%
    Net profit
    €372.1K
    +41%
    Employees
    22
  9. 9.Osaühing FIRETEK
    10642260, Lasnamäe linnaosa
    Revenue 2025
    €7M
    −12%
    Net profit
    €89.1K
    −51%
    Employees
    50
  10. 10.AS SKAT-KESKUS
    10611957, Narva linn
    Revenue 2025
    €6.4M
    +83%
    Net profit
    €650.3K
    +64%
    Employees
    36
  11. 11.OÜ Element Grupp
    11027491, Haabersti linnaosa
    Revenue 2025
    €6.3M
    +4.3%
    Net profit
    €396.9K
    −2.3%
    Employees
    14
  12. 12.osaühing Viljandi Õhumeister
    10413938, Jämejala küla
    Revenue 2025
    €6.1M
    +4.7%
    Net profit
    €142.6K
    −51%
    Employees
    40
  13. 13.Abertson OÜ
    10961433, Kesklinna linnaosa
    Revenue 2025
    €5.9M
    −20%
    Net profit
    €1.5M
    +133%
    Employees
    14
  14. 14.AIT-Nord OÜ
    11451585, Haabersti linnaosa
    Revenue 2025
    €5.8M
    +1.8%
    Net profit
    €189K
    −10%
    Employees
    14
  15. 15.AS Ecomatic
    10432999, Kesklinna linnaosa
    Revenue 2025
    €5.5M
    −8.2%
    Net profit
    €173.4K
    −32%
    Employees
    57
  16. 16.Kliimakaubamaja OÜ
    11212544, Tartu linn
    Revenue 2025
    €4.8M
    +0.1%
    Net profit
    €43.9K
    −73%
    Employees
    28
  17. 17.Caverion Eesti AS
    10010169, Kristiine linnaosa
    Revenue 2025
    €4.6M
    +19%
    Net profit
    −€24.1K
    −49%
    Employees
    49
  18. 18.OÜ EMEKAN
    11045841, Väike-Maarja alevik
    Revenue 2025
    €4.5M
    −4.2%
    Net profit
    €155.4K
    +410%
    Employees
    21
  19. 19.OÜ 1kelvin
    11863885, Kesklinna linnaosa
    Revenue 2025
    €4.3M
    −27%
    Net profit
    €277.9K
    +94%
    Employees
    16
  20. 20.Aktsiaselts Napal
    10067560, Kristiine linnaosa
    Revenue 2025
    €4.1M
    +29%
    Net profit
    €254.9K
    +55%
    Employees
    6
  21. 21.osaühing AGR
    10042399, Haabersti linnaosa
    Revenue 2025
    €3.8M
    +17%
    Net profit
    €583.9K
    +22%
    Employees
    23
  22. 22.Feliton Grupp OÜ
    11541687, Räni alevik
    Revenue 2025
    €3.8M
    −25%
    Net profit
    €24.9K
    +25%
    Employees
    16
  23. 23.ELTEKS EHITUS OÜ
    12272979, Jüri alevik
    Revenue 2025
    €3.7M
    +23%
    Net profit
    €220.8K
    +3,708%
    Employees
    13
  24. 24.SOOJUSKESKUS OÜ
    11172313, Mustamäe linnaosa
    Revenue 2025
    €3.7M
    +21%
    Net profit
    €18.8K
    +20%
    Employees
    6
  25. 25.osaühing Hanken
    10049148, Nõmme linnaosa
    Revenue 2025
    €3.3M
    −22%
    Net profit
    €37.1K
    +164%
    Employees
    47
  26. 26.KODA Ehitus OÜ
    10887659, Lasnamäe linnaosa
    Revenue 2025
    €3.1M
    −41%
    Net profit
    €219.9K
    −60%
    Employees
    15
  27. 27.Osaühing Tomex Tööd
    11101626, Ülde küla
    Revenue 2025
    €3.1M
    +25%
    Net profit
    €39.5K
    −60%
    Employees
    16
  28. 28.aktsiaselts Sovek
    10249214, Viljandi linn
    Revenue 2025
    €3M
    −1.5%
    Net profit
    −€45.1K
    −420%
    Employees
    25
  29. 29.Osaühing Sanbruno
    10255735, Põlva linn
    Revenue 2025
    €2.9M
    −5.4%
    Net profit
    −€22.6K
    −115%
    Employees
    29
  30. 30.AmerEst OÜ
    11463654, Pärnu linn
    Revenue 2025
    €2.9M
    −3.6%
    Net profit
    −€23.3K
    +39%
    Employees
    14
  31. 31.osaühing Efipa
    10103540, Peetri alevik
    Revenue 2025
    €2.9M
    +24%
    Net profit
    −€17K
    −121%
    Employees
    8
  32. 32.Veidiko Company OÜ
    12786052, Lasnamäe linnaosa
    Revenue 2025
    €2.8M
    +49%
    Net profit
    €95.7K
    −22%
    Employees
    17
  33. 33.Ventilatsiooni OÜ
    11361675, Tabasalu alevik
    Revenue 2025
    €2.6M
    +61%
    Net profit
    €191.4K
    +132%
    Employees
    4
  34. 34.EV-Ilmastointi OÜ
    14074189, Tabasalu alevik
    Revenue 2025
    €2.6M
    +8%
    Net profit
    €312K
    +293%
    Employees
    7
  35. 35.RECANDER OÜ
    11997966, Uniküla
    Revenue 2025
    €2.4M
    +29%
    Net profit
    −€10K
    −202%
    Employees
    12
  36. 36.Arens Torutööd OÜ
    12625461, Sikassaare küla
    Revenue 2025
    €2.4M
    +15%
    Net profit
    €49K
    +246%
    Employees
    18
  37. 37.AS HEARUM
    10300192, Tartu linn
    Revenue 2025
    €2.3M
    +4.1%
    Net profit
    −€21.1K
    +88%
    Employees
    21
  38. 38.Aero Grupp Osaühing
    11524019, Haabersti linnaosa
    Revenue 2025
    €2.3M
    −12%
    Net profit
    €57.9K
    +70%
    Employees
    15
  39. 39.Kodukliima Grupp OÜ
    11035869, Kesklinna linnaosa
    Revenue 2025
    €2.2M
    −20%
    Net profit
    −€41.1K
    −1,207%
    Employees
    7
  40. 40.OÜ EuroVentEst
    10588000, Maardu linn
    Revenue 2025
    €2.2M
    +4.5%
    Net profit
    €252.8K
    +378%
    Employees
    12
  41. 41.Osaühing Estral Grupp
    11132816, Tänassilma küla
    Revenue 2025
    €2.2M
    +4.5%
    Net profit
    €162.3K
    +27%
    Employees
    8
  42. 42.Eesti Küte OÜ
    11713200, Türi linn
    Revenue 2025
    €2.1M
    +30%
    Net profit
    €57.6K
    +130%
    Employees
    23
  43. 43.OÜ Donates
    11998065, Kesklinna linnaosa
    Revenue 2025
    €2.1M
    +5.9%
    Net profit
    €80.2K
    +118%
    Employees
    20
  44. 44.APK Ehitus OÜ
    12116653, Kristiine linnaosa
    Revenue 2025
    €2M
    +27%
    Net profit
    €297.8K
    +34%
    Employees
    7
  45. 45.ALLIK-TRANS osaühing
    10794656, Pärnu linn
    Revenue 2025
    €2M
    +172%
    Net profit
    €939.1K
    +821%
    Employees
    7
  46. 46.SanTrust OÜ
    14209301, Tartu linn
    Revenue 2025
    €2M
    −3.8%
    Net profit
    €23.6K
    −73%
    Employees
    16
  47. 47.Splitter Osaühing
    11318610, Otepää küla
    Revenue 2025
    €2M
    +26%
    Net profit
    €176.4K
    −8.6%
    Employees
    18
  48. 48.Ventor Osaühing
    10767961, Tartu linn
    Revenue 2025
    €2M
    −15%
    Net profit
    €10.8K
    +21%
    Employees
    9
  49. 49.OÜ Virestcon Ehitus
    12023880, Neeme küla
    Revenue 2025
    €2M
    −12%
    Net profit
    €8.3K
    −95%
    Employees
    14
  50. 50.ABC KÜTE JAHUTUS VENTILATSIOON OÜ
    11673819, Tartu linn
    Revenue 2025
    €1.9M
    −7%
    Net profit
    −€51.8K
    −434%
    Employees
    7
  51. 51.ABIX-TEENINDUSE OSAÜHING
    10074761, Keila linn
    Revenue 2025
    €1.9M
    +68%
    Net profit
    €49.4K
    +179%
    Employees
    19
  52. 52.DRIMMAX OÜ
    14997853, Vatsla küla
    Revenue 2025
    €1.9M
    +18%
    Net profit
    €28.3K
    −70%
    Employees
    8
  53. 53.OÜ Mangano
    11327945, Kesklinna linnaosa
    Revenue 2025
    €1.9M
    +5.3%
    Net profit
    €3.9K
    +571%
    Employees
    10
  54. 54.Kliimaexpress OÜ
    14385802, Jüri alevik
    Revenue 2025
    €1.9M
    −9.7%
    Net profit
    €88.7K
    +153%
    Employees
    15
  55. 55.KVJ Tehnohaldus OÜ
    14656856, Kesklinna linnaosa
    Revenue 2025
    €1.9M
    +150%
    Net profit
    €137.3K
    +977%
    Employees
    16
  56. 56.OÜ SanBerg
    12212635, Karksi-Nuia linn
    Revenue 2025
    €1.8M
    +65%
    Net profit
    €98.6K
    −2.2%
    Employees
    17
  57. 57.NOQQ OÜ
    12932111, Kesklinna linnaosa
    Revenue 2025
    €1.7M
    +213%
    Net profit
    €314.4K
    +418%
    Employees
    14
  58. 58.J.V.H.Production OÜ
    12889199, Narva linn
    Revenue 2025
    €1.7M
    +30%
    Net profit
    €12.7K
    +93%
    Employees
    33
  59. 59.Morten Group OÜ
    11995084, Pärnu linn
    Revenue 2025
    €1.6M
    −3.8%
    Net profit
    €42.7K
    +244%
    Employees
    13
  60. 60.SR-Pipe OÜ
    14416709, Võhmanõmme küla
    Revenue 2025
    €1.6M
    +32%
    Net profit
    €186.5K
    −26%
    Employees
    5
  61. 61.VENT SYSTEM PROJECT OÜ
    11720522, Narva linn
    Revenue 2025
    €1.6M
    +20%
    Net profit
    €3.4K
    −98%
    Employees
    11
  62. 62.A&O HOLDING OÜ
    14486704, Rakvere linn
    Revenue 2025
    €1.6M
    +52%
    Net profit
    €3.8K
    −74%
    Employees
    11
  63. 63.osaühing Ergomeeter
    11962208, Tõrvandi alevik
    Revenue 2025
    €1.6M
    +55%
    Net profit
    €146.8K
    +389%
    Employees
    12
  64. 64.AirWays OÜ
    14863495, Raavitsa küla
    Revenue 2025
    €1.6M
    +8.9%
    Net profit
    −€35.2K
    −1,231%
    Employees
    6
  65. 65.HECO EHITUS OÜ
    16422789, Mustamäe linnaosa
    Revenue 2025
    €1.5M
    +73%
    Net profit
    €43K
    −49%
    Employees
    6
  66. 66.SM-Works OÜ
    16145321, Suurupi küla
    Revenue 2025
    €1.5M
    −5.7%
    Net profit
    −€4.1K
    +95%
    Employees
    10
  67. 67.GasTerm Eesti OÜ
    10355833, Peetri alevik
    Revenue 2025
    €1.5M
    −0.1%
    Net profit
    €81.6K
    −25%
    Employees
    14
  68. 68.Osaühing "Santex"
    10063289, Räpina linn
    Revenue 2025
    €1.5M
    +9%
    Net profit
    €6.7K
    +41%
    Employees
    17
  69. 69.Koduspa OÜ
    11958031, Maardu linn
    Revenue 2025
    €1.5M
    +30%
    Net profit
    €73.1K
    +9.5%
    Employees
    4
  70. 70.BALTIMIR GROUP OÜ
    11192439, Pirita linnaosa
    Revenue 2025
    €1.5M
    +19%
    Net profit
    €98.9K
    +941%
    Employees
    5
  71. 71.kyte.ee OÜ
    10821991, Jälgimäe küla
    Revenue 2025
    €1.4M
    +16%
    Net profit
    €9.3K
    +332%
    Employees
    9
  72. 72.Osaühing VAP Ventilatsioon
    11179404, Karla küla
    Revenue 2025
    €1.4M
    −9.4%
    Net profit
    €14.5K
    −86%
    Employees
    2
  73. 73.Kliimalahendus OÜ
    11754435, Tartu linn
    Revenue 2025
    €1.4M
    +7.1%
    Net profit
    €36.2K
    +95%
    Employees
    9
  74. 74.Nikos Grupp OÜ
    11974857, Lasnamäe linnaosa
    Revenue 2025
    €1.4M
    +77%
    Net profit
    €2.7K
    −54%
    Employees
    6
  75. 75.osaühing GASPRE
    10064648, Põhja-Tallinna linnaosa
    Revenue 2025
    €1.4M
    −10%
    Net profit
    €35.9K
    −80%
    Employees
    15
  76. 76.Fop Rem Grupp Osaühing
    11088417, Ahtme linnaosa
    Revenue 2025
    €1.4M
    +189%
    Net profit
    €291.1K
    +295%
    Employees
    12
  77. 77.Lovak OÜ
    12688935, Põhja-Tallinna linnaosa
    Revenue 2025
    €1.4M
    +20%
    Net profit
    €158.1K
    +177%
    Employees
    17
  78. 78.OÜ Toruproff
    12598215, Nurme küla
    Revenue 2025
    €1.4M
    +12%
    Net profit
    −€11K
    +79%
    Employees
    10
  79. 79.Õhk OÜ
    14008063, Sulupere küla
    Revenue 2025
    €1.3M
    +48%
    Net profit
    €5.4K
    +30%
    Employees
    8
  80. 80.TJ Hooldus OÜ
    12286071, Viljandi linn
    Revenue 2025
    €1.3M
    0%
    Net profit
    −€62.1K
    −132%
    Employees
    9
  81. 81.Hooldusmeister OÜ
    12331216, Peetri alevik
    Revenue 2025
    €1.3M
    −15%
    Net profit
    €64.6K
    +9.9%
    Employees
    19
  82. 82.GoldPipe OÜ
    14522825, Tartu linn
    Revenue 2025
    €1.3M
    +21%
    Net profit
    €53.8K
    +15,449%
    Employees
    9
  83. 83.Puller Projekt OÜ
    11531255, Jüri alevik
    Revenue 2025
    €1.3M
    −5.1%
    Net profit
    €37.1K
    −66%
    Employees
    5
  84. 84.AKSUM GRUPP OÜ
    11945063, Tõrvandi alevik
    Revenue 2025
    €1.3M
    +4.4%
    Net profit
    €21.3K
    +764%
    Employees
    7
  85. 85.Osaühing VERX RAKVERE
    10293753, Rakvere linn
    Revenue 2025
    €1.3M
    −21%
    Net profit
    €159
    −96%
    Employees
    21
  86. 86.OÜ Tresden
    11228605, Viti küla
    Revenue 2025
    €1.3M
    −19%
    Net profit
    −€57.5K
    −123%
    Employees
    7
  87. 87.Silfer OÜ
    11986381, Rakvere linn
    Revenue 2025
    €1.3M
    −17%
    Net profit
    €139.5K
    +366%
    Employees
    12
  88. 88.Osaühing Vesaro
    10315561, Vändra alev
    Revenue 2025
    €1.2M
    −23%
    Net profit
    €43.7K
    +217%
    Employees
    12
  89. 89.OÜ ALK PIPES
    11066025, Saustinõmme küla
    Revenue 2025
    €1.2M
    −18%
    Net profit
    −€16.5K
    −145%
    Employees
    6
  90. 90.AIR OÜ
    12460043, Rae küla
    Revenue 2025
    €1.2M
    +58%
    Net profit
    €1.4K
    −97%
    Employees
    3
  91. 91.Osaühing PLANRAY
    10400309, Taaravainu küla
    Revenue 2025
    €1.2M
    −3.7%
    Net profit
    €2.7K
    −96%
    Employees
    9
  92. 92.MOVEK GRUPP OÜ
    10635596, Uuemõisa alevik
    Revenue 2025
    €1.2M
    −11%
    Net profit
    €21K
    −74%
    Employees
    10
  93. 93.OSAÜHING VARPO GRUPP
    10418686, Mustamäe linnaosa
    Revenue 2025
    €1.2M
    +546%
    Net profit
    €5.7K
    −29%
    Employees
    3
  94. 94.SoojusGrupp OÜ
    12800510, Pärnu linn
    Revenue 2025
    €1.1M
    +24%
    Net profit
    €35.3K
    +164%
    Employees
    14
  95. 95.SRT Toru & Ventilatsioonitööd OÜ
    14617661, Pärnu linn
    Revenue 2025
    €1.1M
    −15%
    Net profit
    €1.6K
    −76%
    Employees
    10
  96. 96.Fresh-Est Kliima OÜ
    12369271, Kristiine linnaosa
    Revenue 2025
    €1.1M
    +0.1%
    Net profit
    €2.1K
    −92%
    Employees
    12
  97. 97.TA Measuring OÜ
    14257607, Saue linn
    Revenue 2025
    €1.1M
    +5.3%
    Net profit
    −€33.4K
    +9.3%
    Employees
    7
  98. 98.DENSAN OÜ
    12798724, Lasnamäe linnaosa
    Revenue 2025
    €1.1M
    +38%
    Net profit
    €171K
    −24%
    Employees
    6
  99. 99.Fimole OÜ
    11138345, Valgma küla
    Revenue 2025
    €1.1M
    +12%
    Net profit
    €101.2K
    +415%
    Employees
    4
  100. 100.TEVENT OÜ
    10300111, Tartu linn
    Revenue 2025
    €1.1M
    −28%
    Net profit
    €26.9K
    +735%
    Employees
    7