| aktsiaselts ESTIKO | 04.10.1995 (29) | Indirect holding | 11 397 629 € | Business consultancy and other management advice | 16.10.2018 (6) |
| aktsiaselts Estiko Grupp | 03.10.1996 (28) | Direct holding | - | Activities of holding companies | 08.10.2018 (6) |
| aktsiaselts ESTIKO - PLASTAR | 03.11.1995 (29) | More than 50 % of voting rights in the consolidated entity | 65 748 701 € | Manufacture of other plastic products | 06.09.2018 (6) |
| aktsiaselts RONDAM | 10.09.1996 (28) | Direct holding | - | Renting and operating of own or leased real estate | 08.10.2018 (6) |
| Eesti Kaubandus-Tööstuskoda | 25.02.1997 (28) | Board member(s) | 2 901 184 € | Activities of business and employers' organisations | 17.01.2022 (3) |
| E-Kaubamaja OÜ | 23.12.2004 (20) | Indirect holding | - | Renting and operating of own or leased real estate | 16.10.2018 (6) |
| ESTIKO Elekter OÜ | 20.06.2019 (6) | Direct holding | 2 690 857 € | Sale of electricity | 20.06.2019 (6) |
| ESTIKO Energia OÜ | 04.09.2017 (7) | Indirect holding | 326 615 € | Other electricity generation (incl. from biomass) | 16.10.2018 (6) |
| Estiko Investeeringute OÜ | 12.12.1996 (28) | Indirect holding | - | Renting and operating of own or leased real estate | 16.10.2018 (6) |
| Estiko Kinnisvarahaldus OÜ | 21.03.2005 (20) | Indirect holding | 91 732 € | Other real estate management or related activities | 16.10.2018 (6) |
| FI Kinnisvara OÜ | 13.07.2015 (9) | Direct holding | 773 822 € | Renting and operating of own or leased real estate | 05.10.2018 (6) |
| KEK Arendus OÜ | 17.02.2017 (8) | Direct holding | 7 421 € | Renting and operating of own or leased real estate | 08.10.2018 (6) |
| Keskar Holding OÜ | 17.03.2021 (4) | Direct holding | - | Other non-specialised retail trade | 17.03.2021 (4) |
| KLT AIR OÜ | 06.03.2017 (8) | Indirect holding | - | Rental and operating leasing of air transport equipment | 12.01.2023 (2) |
| Leholand OÜ | 15.02.2011 (14) | Indirect holding | - | Renting and operating of own or leased real estate | 16.10.2018 (6) |
| Liivalaia Arenduse OÜ | 31.05.2006 (19) | Indirect holding | 2 439 687 € | Renting and operating of own or leased real estate | 08.10.2018 (6) |
| Lipp Kinnisvara OÜ | 24.08.2010 (14) | Direct holding | - | Renting and operating of own or leased real estate | 09.10.2018 (6) |
| Mittetulundusühing Eesti Olümpiaakadeemia | 09.12.2009 (15) | Board member(s) | - | Activities of sports federations and associations | 09.10.2018 (6) |
| MITTETULUNDUSÜHING EESTI SPORDI- JA TERVISEUURINGUTE KESKUS | 14.05.2012 (13) | Board member(s) | - | Activities of sports federations and associations | 22.10.2018 (6) |
| mittetulundusühing „Märka järgnevat põlvkonda“ | 18.12.2017 (7) | Board member(s) | - | Activities of sports federations and associations | 05.10.2018 (6) |
| mittetulundusühing Tartu Kalevi Õppe- ja Treeningkeskus | 19.03.2010 (15) | Board member(s) | - | Operation of sports facilities | 09.10.2018 (6) |
| mittetulundusühing TARTU UUNIK AUTO | 01.02.2008 (17) | Board member(s) | - | Other amusement and recreation activities n.e.c. | 08.10.2018 (6) |
| mittetulundusühing Öko | 27.12.2006 (18) | Board member(s) | - | Other research and experimental development on natural and technical sciences | 28.10.2019 (5) |
| MTÜ Tartu Tamme Seeniorid | 16.12.2016 (8) | Board member(s) | - | Welfare institutions for the elderly or physically disabled | 08.10.2018 (6) |
| MTÜ Ühinenud Emajõe Veeteed | 08.04.2020 (5) | Board member(s) | - | Other service activities | 08.04.2020 (5) |
| NEIQ Finants OÜ | 15.12.2017 (7) | Direct holding | - | Renting and operating of own or leased real estate | 09.10.2018 (6) |
| osaühing Dorpat | 02.03.2007 (18) | Indirect holding | 5 926 404 € | Hotels | 08.10.2018 (6) |
| osaühing NEIVELAND | 26.09.1997 (27) | Indirect holding | 405 000 € | Growing of cereals (except rice), leguminous crops and oil-seed plants | 08.10.2018 (6) |
| OÜ Antonio Invest | 16.04.2013 (12) | Indirect holding | - | Other financial service activities n.e.c., except insurance and pension funding | 08.10.2018 (6) |
| OÜ Chemedest | 06.07.2001 (23) | Member of higher governing body (board or supervisory board) | - | Research and experimental development on natural and technical sciences | 07.07.2022 (2) |
| OÜ Chemestmed | 29.07.2011 (13) | Member of higher governing body (board or supervisory board) | 5 382 € | Research and experimental development on natural and technical sciences | 29.06.2023 (1) |
| OÜ Emajõe Ärikeskus | 12.12.1996 (28) | Indirect holding | - | Renting and operating of own or leased real estate | 04.09.2018 (6) |
| OÜ Estiko Green Energy | 30.06.2020 (4) | Member of higher governing body (board or supervisory board) | - | Generation of electricity | 30.06.2020 (4) |
| OÜ Forward Kinnisvara | 13.04.2015 (10) | Direct holding | - | Growing of cereals (except rice), leguminous crops and oil-seed plants | 08.10.2018 (6) |
| OÜ Kalanaan | 26.10.2004 (20) | Direct holding | - | Freshwater fishing | 08.10.2018 (6) |
| OÜ Kesklinna Keskus | 11.07.1997 (27) | Indirect holding | - | Renting and operating of own or leased real estate | 22.10.2018 (6) |
| OÜ KLASONER | 08.04.1998 (27) | Direct holding | - | Business consultancy and other management advice | 16.05.2024 (1) |
| OÜ Koidula Kinnisvara | 19.06.2007 (18) | Indirect holding | - | Development of building projects | 08.10.2018 (6) |
| OÜ KRISTON AUTO | 21.03.1997 (28) | Direct holding | 402 431 € | Rental and leasing of passenger cars and light vans (gross weight up to 3.5 t) | 08.10.2018 (6) |
| OÜ Latzeme | 17.02.2021 (4) | Indirect holding | - | Buying and selling of own real estate | 17.02.2021 (4) |
| OÜ Livonia Kinnisvara | 01.10.1997 (27) | Direct holding | 7 335 € | Renting and operating of own or leased real estate | 15.10.2018 (6) |
| OÜ Lydia Hotell | 01.03.2016 (9) | Indirect holding | 4 170 036 € | Hotels | 05.10.2018 (6) |
| OÜ Mesipuu Kinnisvara | 04.04.2012 (13) | Direct holding | - | Renting and operating of own or leased real estate | 16.10.2018 (6) |
| OÜ Neveri | 04.08.2009 (15) | Direct holding | 693 357 € | Renting and operating of own or leased real estate | 16.10.2018 (6) |
| OÜ Raidenil | 26.10.2005 (19) | Direct holding | - | Research and development in biotechnology | 09.10.2018 (6) |
| OÜ Rondam Kinnisvara | 07.06.2007 (18) | Indirect holding | - | Development of building projects | 08.10.2018 (6) |
| OÜ Ronest | 04.10.2005 (19) | Direct holding | - | Financial consultancy | 04.06.2024 (1) |
| OÜ Ronest Kinnisvara | 14.09.2007 (17) | Indirect holding | - | Growing of cereals (except rice), leguminous crops and oil-seed plants | 04.06.2024 (1) |
| OÜ Station Hotel | 30.09.2005 (19) | Indirect holding | - | Renting and operating of own or leased real estate | 08.10.2018 (6) |
| OÜ Tammelinna Maja | 20.05.2011 (14) | Direct holding | 3 743 € | Renting and operating of own or leased real estate | 05.10.2018 (6) |
| OÜ Tarco Arendus | 18.11.1996 (28) | Indirect holding | 26 512 € | Other real estate management or related activities | 16.10.2018 (6) |
| OÜ Tartu KEK | 01.10.1996 (28) | Direct holding | 454 269 € | Renting and operating of own or leased real estate | 08.10.2018 (6) |
| OÜ Tasku Keskus | 11.02.2005 (20) | Indirect holding | - | Renting and operating of own or leased real estate | 04.09.2018 (6) |
| OÜ Tasku Meedia | 06.04.2020 (5) | Member of higher governing body (board or supervisory board) | - | Production of motion pictures, videos and television programmes | 06.04.2020 (5) |
| OÜ Teanton | 26.08.2010 (14) | Direct holding | - | Renting and operating of own or leased real estate | 09.10.2018 (6) |
| OÜ Toomemäe Kinnisvara | 20.05.2011 (14) | Direct holding | 787 856 € | Renting and operating of own or leased real estate | 16.10.2018 (6) |
| OÜ Wermo Maja | 21.03.2005 (20) | Direct holding | 33 477 € | Renting and operating of own or leased real estate | 09.10.2018 (6) |
| Robin Kinnisvara OÜ | 06.08.2010 (14) | Indirect holding | 1 062 329 € | Renting and operating of own or leased real estate | 09.10.2018 (6) |
| Rooni Jahiselts | 30.05.2003 (22) | Board member(s) | - | Sporting and recreational hunting and fishing | 09.10.2018 (6) |
| Sihtasutus Tartu Sporditeadlaste Fond | 16.12.1999 (25) | Founder-rights holder, supervisory-board member, board member | - | Research and development in social sciences and humanities | 30.10.2018 (6) |
| Spordiklubi LIVONIA | 27.07.1998 (26) | Board member(s) | - | Activities of sports federations and associations | 05.10.2018 (6) |
| Suurtüki invest OÜ | 22.06.2023 (2) | Direct holding | - | Buying and selling of own real estate | 22.06.2023 (2) |
| Tartu Classic auto OÜ | 02.12.2016 (8) | Direct holding | - | Retail sale of motor vehicles | 08.10.2018 (6) |
| Tähe Maailm OÜ | 09.05.2012 (13) | Indirect holding | 575 108 € | Renting and operating of own or leased real estate | 10.10.2018 (6) |
| Vasara Kinnisvara OÜ | 18.12.2018 (6) | Direct holding | 25 200 € | Renting and operating of own or leased real estate | 19.12.2018 (6) |
| Wermo Vara OÜ | 27.12.2007 (17) | Indirect holding | 182 799 € | Other real estate management or related activities | 16.10.2018 (6) |
| OÜ Determtec | 16.04.2025 (0) | Member of higher governing body (board or supervisory board) | - | Research and experimental development on natural and technical sciences | 16.04.2025 (0) |