| As Oy Helsingin Antti Korpintie CVR 0119183-0 | OtherDeputy auditor | 2015 – 2022 | — | Active |
| Mikkelin Puhelinosuuskunta CVR 0165133-1 | OtherAudit | 2017 – 2023 | — | Active |
| Kiinteistö Oy Pohjoinen Rautatiekatu 21 CVR 0200230-9 | OtherDeputy auditor | 2012 – 2020 | — | Active |
| Keskinäinen Kiinteistöosakeyhtiö Lapinlahdenkatu 3 CVR 0221363-2 | OtherDeputy auditor | 2014 – 2019 | — | Dissolved |
| Kiinteistöosakeyhtiö Kalevankatu 4 CVR 0235025-8 | OtherAudit | 2012 – 2023 | — | Active |
| Futunio Oy CVR 0282236-6 | OtherAudit | 2021 – 2023 | — | Active |
| FINVA Finanssikoulutus Oy CVR 0291379-4 | OtherAudit | 2019 – 2023 | — | Dissolved |
| Laajasalon tennishallit Oy CVR 0499013-6 | OtherAudit | 2012 – 2022 | — | Active |
| Aalto University Executive Education Oy CVR 0590964-3 | OtherAudit | 2019 – 2023 | — | Active |
| Alaris Cojot OY CVR 0620465-3 | OtherAudit | 2017 – 2023 | — | Active |
| Teknikum-Kiinteistöt Oy CVR 0729439-8 | OtherAudit | 2019 – 2020 | — | Dissolved |
| Teknikum-Yhtiöt Oy CVR 0764514-3 | OtherAudit | 2019 – 2020 | — | Active |
| Teknikum Oy CVR 0764527-4 | OtherAudit | 2019 – 2020 | — | Active |
| Nordcom Oy CVR 0764733-3 | OtherAudit | 2020 – 2023 | — | Dissolved |
| QPR Software Oyj CVR 0832693-7 | OtherAudit | 2020 – 2023 | — | Active |
| Digitalist Experience Oy CVR 0865249-2 | OtherAudit | 2021 – 2023 | — | Active |
| Mavisystems Oy CVR 0893346-2 | OtherAudit | 2018 – 2023 | — | Dissolved |
| Showlink Oy CVR 0902225-7 | OtherDeputy auditor | 2017 – 2020 | — | Active |
| LeadDesk Solutions Oy CVR 0914044-8 | OtherAudit | 2020 – 2023 | — | Dissolved |
| Expeditors Finland Oy CVR 0921328-0 | OtherAudit | 2012 – 2023 | — | Active |
| Digitalist Group Oyj CVR 0997039-6 | OtherAudit | 2021 – 2023 | — | Active |
| CABB Oy CVR 1031310-7 | OtherAudit | 2017 – 2023 | — | Active |
| Kiinteistö Oy Paciuksenkatu 19 CVR 1091634-6 | OtherDeputy auditor | 2014 – 2021 | — | Active |
| Aalto Holding Oy CVR 1094018-6 | OtherAudit | 2019 – 2023 | — | Active |
| Suomen Allergiaterveys Oy CVR 1446398-9 | OtherDeputy auditor | 2014 – 2023 | — | Active |
| Ironnet Oy CVR 1511018-1 | OtherAudit | 2022 – 2023 | — | Dissolved |
| u-blox Espoo Oy CVR 1523780-1 | OtherAudit | 2017 – 2023 | — | Active |
| Beveric Oy CVR 1557643-2 | OtherAudit | 2021 – 2023 | — | Dissolved |
| MPY Telecom Oyj CVR 1570688-2 | OtherAudit | 2017 – 2023 | — | Dissolved |
| Mediamaestro Oy CVR 1579134-3 | OtherAudit | 2021 – 2023 | — | Active |
| Exidio Oy CVR 1600297-5 | OtherAudit | 2017 – 2023 | — | Dissolved |
| RedLynx Oy CVR 1614092-1 | OtherAudit | 2011 – 2023 | — | Active |
| Cohesity Finland Oy CVR 1645331-1 | OtherAudit | 2016 – 2019 | — | Active |
| QPR Services Oy CVR 1783511-9 | OtherAudit | 2020 – 2023 | — | Active |
| DataCenter Group Oy CVR 1857545-1 | OtherAudit | 2022 – 2023 | — | Dissolved |
| CABB Finland Oy CVR 1903611-8 | OtherAudit | 2017 – 2023 | — | Active |
| Bilot Oyj CVR 1981569-9 | OtherAudit | 2020 – 2023 | — | Dissolved |
| Sulake Oy CVR 2011433-9 | OtherAudit | 2019 – 2023 | — | Active |
| Advania Fokus Oy CVR 2060883-0 | OtherAudit | 2022 – 2023 | — | Active |
| Advania Finland Oy CVR 2116894-5 | OtherAudit | 2019 – 2023 | — | Active |
| Teknikum-Sekoitukset Oy CVR 2187026-7 | OtherAudit | 2019 – 2020 | — | Dissolved |
| Mirosys Oy CVR 2191049-2 | OtherAudit | 2018 – 2023 | — | Active |
| Oitti Tools Oy CVR 2203243-3 | OtherAudit | 2009 – 2023 | — | Active |
| BCore Oy CVR 2234524-5 | OtherAudit | 2020 – 2021 | — | Active |
| OP Palvelut Oy CVR 2241007-8 | OtherAudit | 2017 – 2019 | — | Active |
| OP-Palvelut Oy CVR 2241010-7 | OtherAudit | 2017 – 2019 | — | Dissolved |
| QPR CIS Oy CVR 2291117-1 | OtherAudit | 2020 – 2023 | — | Active |
| LeadDesk Oyj CVR 2299022-8 | OtherAudit | 2020 – 2023 | — | Active |
| OnSun Oy CVR 2331985-8 | OtherAudit | 2010 – 2023 | — | Active |
| CastorIT Oy CVR 2332524-6 | OtherAudit | 2020 – 2023 | — | Dissolved |
| Electronic Arts Finland Oy CVR 2414980-3 | OtherAudit | 2013 – 2023 | — | Active |
| Digia Hub Oy CVR 2501384-4 | OtherAudit | 2020 – 2023 | — | Dissolved |
| Hevosurheiluyhtiö Riders Inn Oy CVR 2503746-7 | OtherAudit | 2012 – 2023 | — | Active |
| Arter Oy CVR 2553833-3 | OtherAudit | 2021 – 2023 | — | Active |
| Aerion Solutions Oy CVR 2556613-1 | OtherAudit | 2022 – 2023 | — | Active |
| GetJenny Oy CVR 2562711-7 | OtherAudit | 2021 – 2023 | — | Dissolved |
| Advance IT Solutions Oy CVR 2617142-2 | OtherAudit | 2022 – 2023 | — | Dissolved |
| Motley Agency Oy CVR 2657691-3 | OtherAudit | 2021 – 2023 | — | Dissolved |
| Arkance Systems Finland Oy CVR 2709325-1 | OtherAudit | 2016 – 2020 | — | Active |
| Connected Inventions Oy CVR 2716911-3 | OtherAudit | 2016 – 2023 | — | Active |
| Valtti Kumppanit Oy CVR 2720318-2 | OtherAudit | 2022 – 2023 | — | Dissolved |
| Triona Oy CVR 2796937-2 | OtherAudit | 2017 – 2023 | — | Active |
| Connected Data Solutions Oy CVR 2902019-5 | OtherAudit | 2018 – 2023 | — | Active |
| Point Group Oy CVR 2910826-9 | OtherAudit | 2018 – 2020 | — | Dissolved |
| AssetPoint Oy CVR 2913898-6 | OtherAudit | 2018 – 2020 | — | Dissolved |
| BuildPoint Oy CVR 2914021-8 | OtherAudit | 2018 – 2020 | — | Dissolved |
| TSS Finland Oy CVR 2996940-5 | OtherAudit | 2021 – 2023 | — | Active |
| Tietokeskus Yrityspalvelut Oy CVR 3008816-2 | OtherAudit | 2019 – 2023 | — | Dissolved |
| Advania Holding Oy CVR 3022297-4 | OtherAudit | 2019 – 2023 | — | Active |
| TSS Prime Oy CVR 3169690-1 | OtherAudit | 2021 – 2023 | — | Active |
| Laitila Tooling Oy CVR 3179650-7 | OtherAudit | 2021 – 2022 | — | Active |
| LeanLab Oy CVR 3225468-9 | OtherAudit | 2021 – 2023 | — | Active |
