| Company | Role | Period | Ownership | Status |
|---|---|---|---|---|
| Kiinteistö Oy Pohjoinen Hesperiankatu 17 CVR 1927557-3 | OtherAudit | Since 2019 | — | Active |
| JS-Resta Oy CVR 2160064-6 | OtherDeputy auditor | Since 2025 | — | Active |
| Stellafarma Oy CVR 2377255-6 | OtherAudit | Since 2016 | — | Active |
| Company | Role | Period | Ownership | Status |
|---|---|---|---|---|
| Kiinteistöosakeyhtiö Siltala CVR 0423970-5 | OtherAudit | 2016 – 2020 | — | Active |
| Kiinteistö Oy Castellum Lahti Tevi CVR 0672087-7 | OtherAudit | 2018 – 2021 | — | Active |
| Castellum Vantaa Martinparkki Oy CVR 0808909-7 | OtherAudit | 2020 – 2021 | — | Active |
| Kiinteistö Oy Castellum Vantaa Jaakonkatu 3 CVR 1066354-5 | OtherAudit | 2018 – 2021 | — | Active |
| AddSecure Smart Transport Oy CVR 1090116-0 | OtherAudit | 2019 – 2021 | — | Active |
| Kiinteistö Oy Jyväskylän Mattilanniemi 6 CVR 1503558-0 | OtherAudit | 2018 – 2022 | — | Active |
| Kiinteistö Oy Castellum Espoo Piispanhuippu CVR 1612907-9 | OtherAudit | 2019 – 2021 | — | Active |
| Kiinteistö Oy Castellum Espoo Säterinkatu 6 CVR 1629021-7 | OtherAudit | 2019 – 2021 | — | Active |
| Kiinteistö Oy Castellum Helsinki Opus 3 CVR 1706892-5 | OtherAudit | 2018 – 2021 | — | Active |
| Kiinteistö Oy Jyväskylän Mattilanniemi 8 CVR 2119236-3 | OtherAudit | 2018 – 2022 | — | Active |
| Kiinteistö Oy Castellum Espoo Linnoitustie 3 CVR 2159587-5 | OtherAudit | 2019 – 2021 | — | Active |
| Castellum Tampere HVT 30 A Oy CVR 2178399-9 | OtherAudit | 2017 – 2021 | — | Dissolved |
| Castellum Tampere HVT 30 B Oy CVR 2178400-0 | OtherAudit | 2017 – 2021 | — | Dissolved |
| Castellum Tampere HVT 30 C Oy CVR 2178403-5 | OtherAudit | 2017 – 2021 | — | Dissolved |
| Kiinteistö Oy Castellum Tampere Hatanpään Valtatie 30 CVR 2178407-8 | OtherAudit | 2017 – 2021 | — | Active |
| Kiinteistö Oy Castellum Tampere HVT 30 B CVR 2178408-6 | OtherAudit | 2017 – 2021 | — | Dissolved |
| Kiinteistö Oy Castellum Tampere HVT 30 C CVR 2178411-5 | OtherAudit | 2017 – 2021 | — | Dissolved |
| Kiinteistö Oy Castellum Tampere HVT 30 Parkki CVR 2178412-3 | OtherAudit | 2017 – 2021 | — | Active |
| DENCON Foods Oy CVR 2254879-8 | OtherAudit | 2014 – 2023 | — | Active |
| Your Health Partner Oy CVR 2279982-9 | OtherAudit | 2016 – 2023 | — | Dissolved |
| Castellum Helsinki Opus 3 Oy CVR 2330823-5 | OtherAudit | 2018 – 2021 | — | Active |
| Vitavire Oy CVR 2347061-1 | OtherAudit | 2017 – 2022 | — | Active |
| Kiinteistö Oy Castellum Espoo Paalu CVR 2379341-0 | OtherAudit | 2018 – 2021 | — | Active |
| Kiinteistö Oy Castellum Espoo Voltti CVR 2379344-5 | OtherAudit | 2018 – 2021 | — | Dissolved |
| Kiinteistö Oy Castellum Espoo Derby CVR 2379346-1 | OtherAudit | 2018 – 2021 | — | Active |
| Kiinteistö Oy Castellum Espoo Spurtti CVR 2379351-7 | OtherAudit | 2018 – 2021 | — | Dissolved |
| Fitness24Seven Oy CVR 2402161-5 | OtherAudit | 2018 – 2021 | — | Active |
| Star IT Oy CVR 2410042-8 | OtherAudit | 2022 – 2023 | — | Active |
| Vire Labs Oy CVR 2421458-0 | OtherAudit | 2013 – 2023 | — | Active |
| Kiinteistö Oy Innova 4 CVR 2488224-7 | OtherAudit | 2017 – 2022 | — | Active |
| Freemium Media Oy CVR 2534985-8 | OtherAudit | 2017 – 2020 | — | Dissolved |
| Bittisiirto Oy CVR 2560396-7 | OtherAudit | 2018 – 2021 | — | Active |
| Exotic Snacks Oy CVR 2570617-3 | OtherAudit | 2019 – 2023 | — | Active |
| Castellum Vantaa Jaakonkatu 3 Oy CVR 2580836-4 | OtherAudit | 2018 – 2021 | — | Dissolved |
| Castellum Vantaa Jaakonkatu 3 Holding Oy CVR 2581121-3 | OtherAudit | 2018 – 2021 | — | Active |
| Ålands Apoteksvaror Ab CVR 2582558-6 | OtherAudit | 2018 – 2022 | — | Active |
| Residentia Oy CVR 2638772-5 | OtherAudit | 2014 – 2023 | — | Active |
| Mediikka Oy CVR 2640479-1 | OtherAudit | 2017 – 2022 | — | Active |
| Optima Viva Oy CVR 2647999-6 | OtherAudit | 2014 – 2022 | — | Active |
| Kiinteistö Oy Castellum Turku Puutarhakatu 1 CVR 2658857-8 | OtherAudit | 2018 – 2021 | — | Active |
| Kiinteistö Oy Castellum Turku Puolalankatu 5 CVR 2658859-4 | OtherAudit | 2018 – 2021 | — | Active |
| Seidat Oy CVR 2659096-9 | OtherDeputy auditor | 2015 – 2021 | — | Active |
| Hoivafarma Oy CVR 2687199-8 | OtherAudit | 2015 – 2025 | — | Active |
| Basemark Oy CVR 2688018-1 | OtherAudit | 2015 – 2020 | — | Active |
| Nordfin Capital Oy CVR 2701303-9 | OtherAudit | 2016 – 2023 | — | Active |
| Vitapharma Oy CVR 2710353-6 | OtherAudit | 2017 – 2022 | — | Active |
| VR Gurus Oy CVR 2747964-8 | OtherAudit | 2016 – 2023 | — | Dissolved |
| City Farma Oy CVR 2752587-8 | OtherAudit | 2017 – 2022 | — | Active |
| Kiinteistö Oy Castellum Vantaa Martintalo CVR 2798553-2 | OtherAudit | 2020 – 2021 | — | Active |
| Pharmamedicus Oy CVR 2799847-2 | OtherAudit | 2018 – 2022 | — | Active |
| Kahiro Oy CVR 2814844-5 | OtherAudit | 2018 – 2022 | — | Active |
| AddSecure Oy CVR 2841072-2 | OtherAudit | 2018 – 2021 | — | Active |
| Castellum Tampere HVT 30 C Holding Oy CVR 2848441-4 | OtherAudit | 2017 – 2021 | — | Dissolved |
| Castellum Tampere HVT 30 B Holding Oy CVR 2848442-2 | OtherAudit | 2017 – 2021 | — | Dissolved |
| Castellum Tampere Hatanpään Valtatie 30 Oy CVR 2848444-9 | OtherAudit | 2017 – 2021 | — | Active |
| Kielo Jyväskylä HoldCo Oy CVR 2865523-6 | OtherAudit | 2017 – 2022 | — | Active |
| Kielo Office Solutions Oy CVR 2865525-2 | OtherAudit | 2017 – 2022 | — | Active |
| Kiinteistö Oy Innova 1 CVR 2865527-9 | OtherAudit | 2017 – 2022 | — | Active |
| Kiinteistö Oy Ohjelmakaari 2&10 CVR 2865528-7 | OtherAudit | 2017 – 2022 | — | Active |
| Kielo AR Service Oy CVR 2865529-5 | OtherAudit | 2017 – 2022 | — | Active |
| Kielo Jyväskylä Oy CVR 2874585-6 | OtherAudit | 2017 – 2022 | — | Active |
| Legendary Capital Oy CVR 2877807-6 | OtherAudit | 2018 – 2021 | — | Active |
| Kielo Management Oy CVR 2900417-9 | OtherAudit | 2018 – 2022 | — | Active |
| Kielo Martintalo Oy CVR 2916662-9 | OtherAudit | 2020 – 2023 | — | Dissolved |
| Castellum Trio Oy CVR 2917625-3 | OtherAudit | 2018 – 2021 | — | Active |
| Castellum Trio Holding Oy CVR 2917626-1 | OtherAudit | 2018 – 2021 | — | Active |
| Nordfin Capital III Oy CVR 2925236-7 | OtherAudit | 2020 – 2023 | — | Active |
| Kiinteistö Oy Castellum Lahden Panimo CVR 2941757-1 | OtherAudit | 2018 – 2021 | — | Active |
| AddSecure Finland Holding Oy CVR 2950847-3 | OtherAudit | 2020 – 2022 | — | Active |
| Kiinteistö Oy Innova 2 CVR 2959945-9 | OtherAudit | 2019 – 2022 | — | Active |
| Kiinteistö Oy Innova 3 CVR 2959946-7 | OtherAudit | 2019 – 2023 | — | Dissolved |
| Kiinteistö Oy Ylistönmäentie 24 CVR 2959947-5 | OtherAudit | 2019 – 2022 | — | Active |
| Kiinteistö Oy Ylistönmäentie 26 CVR 2959948-3 | OtherAudit | 2019 – 2022 | — | Active |
| Kiinteistö Oy Ylistönmäentie 31 CVR 2959949-1 | OtherAudit | 2019 – 2022 | — | Active |
| Kiinteistö Oy Survontie 9 CVR 2959950-4 | OtherAudit | 2019 – 2022 | — | Active |
| AddSecure Smart Care II Oy CVR 2993585-4 | OtherAudit | 2020 – 2023 | — | Dissolved |
| Nordfin Capital II Oy CVR 2996816-2 | OtherAudit | 2020 – 2023 | — | Active |
| Kiinteistö Oy Castellum Helsinki Kirjurinkatu 3 CVR 3000491-8 | OtherAudit | 2019 – 2021 | — | Active |
| Castellum Helsinki Kirjurinkatu 3 Oy CVR 3000493-4 | OtherAudit | 2019 – 2021 | — | Active |
| Castellum Espoo Piispanhuippu Oy CVR 3016930-9 | OtherAudit | 2019 – 2021 | — | Active |
| Castellum Espoo Säteri Business Park Oy CVR 3016931-7 | OtherAudit | 2019 – 2021 | — | Active |
| AddSecure Smart Care Oy CVR 3022469-7 | OtherAudit | 2020 – 2022 | — | Active |
| Castellum BidCo 11 Oy CVR 3098249-8 | OtherAudit | 2019 – 2021 | — | Dissolved |
| Castellum BidCo 9 Oy CVR 3098251-9 | OtherAudit | 2019 – 2021 | — | Dissolved |
| Castellum HoldCo 11 Oy CVR 3098253-5 | OtherAudit | 2019 – 2021 | — | Active |
| Castellum Vantaa Martintalo Oy CVR 3098254-3 | OtherAudit | 2019 – 2021 | — | Active |
| Ørn Software Holding Oy CVR 3208703-2 | OtherAudit | 2021 – 2021 | — | Dissolved |
| Person | Role | Shared companies | Profile |
|---|---|---|---|
| Audit | 2companies | View profile | |
| Board of Directors | 2companies | View profile | |
| Deputy Member | 2companies | View profile | |
| Deputy Member | 2companies | View profile | |
| Audit | 2companies | View profile |