| Oy Hjeco Ab CVR 0107095-9 | OtherAudit | 2014 – 2023 | — | Active |
| GlaxoSmithKline Oy CVR 0108378-4 | OtherAudit | 2021 – 2023 | — | Active |
| ITW CONSTRUCTION PRODUCTS OY CVR 0109696-4 | OtherAudit | 2005 – 2023 | — | Active |
| CWT Finland Oy CVR 0110102-2 | OtherAudit | 2018 – 2023 | — | Active |
| Satotukku Oy CVR 0113698-9 | OtherAudit | 2018 – 2023 | — | Active |
| Fifty5Blue Finland Oy CVR 0114300-3 | OtherAudit | 2017 – 2023 | — | Active |
| Burson Finland Oy CVR 0114710-0 | OtherAudit | 2012 – 2019 | — | Active |
| Canon Oy CVR 0114931-7 | OtherAudit | 2020 – 2023 | — | Active |
| Osakeyhtiö SKF Aktiebolag CVR 0202048-6 | OtherAudit | 2021 – 2023 | — | Active |
| Oy L M Ericsson Ab CVR 0203114-2 | OtherAudit | 2020 – 2022 | — | Active |
| Suomen Unipol Oy CVR 0306390-4 | OtherAudit | 2018 – 2019 | — | Active |
| Stokvis Tapes Oy CVR 0415224-7 | OtherAudit | 2019 – 2023 | — | Active |
| SATS Finland Oy CVR 0459885-5 | OtherAudit | 2014 – 2023 | — | Active |
| Asunto Oy Maisterintie 19 CVR 0516856-6 | BoardBoard of Directors | 2021 – 2024 | — | Active |
| Bcc Finland Oy CVR 0729624-6 | OtherAudit | 2022 – 2023 | — | Active |
| LD-Kiinteistöt Oy CVR 0754016-5 | OtherAudit | 2017 – 2023 | — | Active |
| Rejlers Finland Oy CVR 0765069-8 | OtherAudit | 2013 – 2021 | — | Active |
| Sähköinsinööritoimisto Delta-KN Oy CVR 0777576-5 | OtherAudit | 2020 – 2023 | — | Dissolved |
| Valintavarkaus Oy CVR 0811202-3 | OtherAudit | 2017 – 2023 | — | Dissolved |
| Kao Finland Oy CVR 0864958-4 | OtherAudit | 2009 – 2023 | — | Active |
| Aller Media Oy CVR 0872238-2 | OtherAudit | 2009 – 2019 | — | Active |
| Kantar Agri Oy CVR 0884726-5 | OtherAudit | 2017 – 2023 | — | Active |
| Air BP Finland Oy CVR 0899636-7 | OtherAudit | 2022 – 2023 | — | Active |
| Oy Avant-Niko Ab CVR 0907534-0 | OtherAudit | 2017 – 2020 | — | Active |
| Wunderman Helsinki Oy CVR 0907885-9 | OtherAudit | 2006 – 2020 | — | Active |
| SoftwareONE Finland Oy CVR 0916468-5 | OtherAudit | 2006 – 2019 | — | Active |
| Atea Finland Oy CVR 0919156-0 | OtherAudit | 2022 – 2023 | — | Active |
| Oy Lindab Ab CVR 0920791-3 | OtherAudit | 2021 – 2023 | — | Active |
| Wallac Oy CVR 0937168-4 | OtherAudit | 2006 – 2019 | — | Active |
| Posiva Oy CVR 1029258-8 | OtherAudit | 2013 – 2023 | — | Active |
| AMADA Automation Europe Oy CVR 1033383-7 | OtherAudit | 2020 – 2021 | — | Active |
| Boco IP Oy Ab CVR 1037059-0 | OtherAudit | 2011 – 2023 | — | Active |
| Insinööritoimisto R.J.Virta Oy CVR 1044838-6 | OtherAudit | 2018 – 2023 | — | Active |
| Sabora pharma Oy CVR 1089311-3 | OtherDeputy auditor | 2005 – 2022 | — | Active |
| SNA Europe (Finland) Oy CVR 1098554-4 | OtherAudit | 2006 – 2023 | — | Active |
| Intrum Oy CVR 1470246-8 | OtherAudit | 2021 – 2023 | — | Active |
| Orifarm Oy CVR 1479981-0 | OtherAudit | 2005 – 2023 | — | Active |
| Gigantti Oy Ab CVR 1523846-8 | OtherAudit | 2018 – 2023 | — | Active |
| Revvity Oy CVR 1538193-4 | OtherAudit | 2006 – 2019 | — | Active |
| Salico Oy CVR 1568508-1 | OtherAudit | 2017 – 2022 | — | Active |
| Sergel Oy CVR 1571416-1 | OtherAudit | 2022 – 2023 | — | Active |
| Oy Grundfos Environment Finland Ab CVR 1599796-6 | OtherAudit | 2014 – 2020 | — | Active |
| Taylor Nelson Sofres Suomi Oy CVR 1612189-4 | OtherAudit | 2010 – 2023 | — | Active |
| Turun Seudun Energiantuotanto Oy CVR 1730092-3 | OtherAudit | 2012 – 2021 | — | Active |
| TopNordic Finland Oy CVR 1735844-7 | OtherAudit | 2022 – 2023 | — | Active |
| Clas Ohlson Oy CVR 1765891-7 | OtherAudit | 2014 – 2023 | — | Active |
| Orifarm Healthcare Oy CVR 1842903-2 | OtherAudit | 2005 – 2023 | — | Active |
| DXC Technology Oy CVR 1853088-6 | OtherAudit | 2006 – 2021 | — | Dissolved |
| Lindorff Finland Oy CVR 1858518-2 | OtherAudit | 2021 – 2023 | — | Active |
| Dinair Clean Air Oy CVR 1864637-9 | OtherAudit | 2018 – 2023 | — | Active |
| Powerduo Oy CVR 1867614-8 | OtherDeputy auditor | 2005 – 2023 | — | Dissolved |
| Techtronic Industries Finland Oy CVR 1914191-1 | OtherAudit | 2005 – 2020 | — | Active |
| Mediatoimisto Happi Oy CVR 1934411-0 | OtherAudit | 2007 – 2023 | — | Active |
| Greendeli Oy CVR 2021507-6 | OtherAudit | 2017 – 2023 | — | Active |
| MBACCESS Oy CVR 2040955-9 | OtherAudit | 2006 – 2023 | — | Active |
| DIBS Payment Services Ab CVR 2062828-4 | OtherAudit | 2006 – 2019 | — | Active |
| Atea Finland Holding Oy CVR 2124024-9 | OtherAudit | 2022 – 2023 | — | Active |
| Suiris Oy CVR 2154432-2 | OtherAudit | 2010 – 2019 | — | Dissolved |
| Sähköinsinööritoimisto Matti Leppä Oy CVR 2195511-3 | OtherAudit | 2013 – 2023 | — | Dissolved |
| Autoklinikka-yhtiöt Oy CVR 2225675-2 | OtherAudit | 2018 – 2023 | — | Active |
| WPP Media Finland Oy CVR 2231452-9 | OtherAudit | 2008 – 2023 | — | Active |
| MEC Finland Oy CVR 2231456-1 | OtherAudit | 2008 – 2023 | — | Dissolved |
| Maxus Oy CVR 2273452-3 | OtherAudit | 2009 – 2023 | — | Active |
| Dingle Oy CVR 2289652-2 | OtherAudit | 2016 – 2019 | — | Dissolved |
| Virta MediaCommunity Oy CVR 2294032-7 | OtherAudit | 2009 – 2023 | — | Active |
| Jimexo Tech Oy CVR 2322897-2 | OtherAudit | 2019 – 2023 | — | Dissolved |
| CWT Finland Holdings Oy CVR 2387246-9 | OtherAudit | 2018 – 2023 | — | Active |
| Svea Rahoitus Oy CVR 2508690-4 | OtherAudit | 2021 – 2023 | — | Active |
| Picadeli Finland Oy CVR 2590747-7 | OtherAudit | 2018 – 2023 | — | Active |
| Lahden SnackPoint Oy CVR 2595119-5 | OtherAudit | 2017 – 2023 | — | Dissolved |
| Haleon Finland Oy CVR 2657375-5 | OtherAudit | 2021 – 2023 | — | Active |
| Conniaco (Finland) Oy CVR 2682937-8 | OtherAudit | 2015 – 2023 | — | Active |
| Data Refinery Oy CVR 2848544-1 | OtherAudit | 2017 – 2019 | — | Dissolved |