The following list contains all "listed" teams. "Accredited" teams are - by definition - also "listed" teams, and are therefore contained in this list for your convenience.
This list contains the same information as the list by countries, but is sorted by team names.
| 2CCSIRT | Czech Republic | Listed since 25 Mar 2019 |
| ACOnet-CERT | Austria | Accredited since 28 Mar 2003 |
| ACTIVE24-CSIRT | Czech Republic | Listed since 25 Mar 2019 |
| AEC | Austria | Certification Candidate since 20 Oct 2019 |
| Ai CERT | *Europe | Accreditation Suspended since 15 Aug 2019 |
| AKCESK/NAECCS | Albania | Accredited since 27 May 2020 |
| ALEF-CSIRT | Czech Republic | Certification Candidate since 03 Apr 2020 |
| AlliaCERT | France | Re-Listing Pending since 18 Feb 2019 |
| AMC-CERT | Netherlands | Listed since 19 Mar 2020 |
| AMRES-CSIRT | Serbia | Listed since 16 Apr 2019 |
| AndaluciaCERT | Spain | Accredited since 14 May 2018 |
| ANTIK CSIRT | Slovakia | Re-Listing Pending since 30 Jun 2019 |
| ASNET-CERT | Armenia | Listed since 30 Apr 2020 |
| AUTH-CERT | Greece | Listed since 16 Apr 2019 |
| AXA CERT | France | Listed since 06 Oct 2019 |
| AXENTA CSIRT | Czech Republic | Accredited since 25 Feb 2019 |
| AzScienceCERT | Azerbaijan | Accredited since 30 May 2011 |
| BARIKAT-CSIRT | Turkey | Listed since 01 Nov 2018 |
| BASF gCERT | Germany | Listed since 04 Jun 2019 |
| Bayern-CERT | Germany | Listed since 03 May 2019 |
| BBN-SIRT | Sweden | Accredited since 07 Dec 2018 |
| BCSC | Spain | Listed since 05 Feb 2019 |
| BELNET CERT | Belgium | Accredited since 14 Sep 2004 |
| Beset-Cirt | Slovakia | Listed since 03 May 2018 |
| BF-SIRT | Sweden | Accredited since 19 Jun 2017 |
| BGD e-GOV CIRT | Bangladesh | Accredited since 28 Nov 2018 |
| Binconf CDC | Slovakia | Accredited since 20 Sep 2018 |
| Bosch CERT and PSIRT | Germany | Listed since 05 Feb 2019 |
| BTCERTCC | United Kingdom | Accredited since 01 Jun 2001 |
| Caixabank CSIRT | Spain | Accredited since 13 Jul 2017 |
| CARICERT | Curacao | Accredited since 26 May 2014 |
| CASABLANCA.CZ-CSIRT | Czech Republic | Listed since 08 Mar 2019 |
| Catalonia CERT | Spain | Accredited since 25 Dec 2010 |
| CCN-CERT | Spain | Accredited since 25 Jan 2008 |
| CDC AEC | Czech Republic | Listed since 19 Sep 2019 |
| CDT-CERT | Czech Republic | Listed since 28 Feb 2019 |
| CERN CERT | Switzerland | Listed since 18 May 2019 |
| CERT Alior | Poland | Accredited since 26 Aug 2019 |
| CERT ALLEGRO | Poland | Accredited since 21 Oct 2019 |
| CERT BIK | Poland | Re-Listing Candidate since 25 May 2020 |
| CERT Bulgaria | Bulgaria | Accredited since 12 Jul 2009 |
| CERT BWI | Germany | Re-Certification Candidate since 24 Jun 2018 |
| CERT Credit Agricole | France | Certification Candidate since 03 Jan 2020 |
| CERT EDF | France | Listing Candidate since 25 May 2020 |
| CERT ENEA | Poland | Listed since 23 Oct 2018 |
| CERT ENERGA | Poland | Listed since 27 Dec 2019 |
| CERT ESEC | France | Accreditation Suspended since 15 Aug 2019 |
| CERT Groupe BPCE | France | Accredited since 03 May 2019 |
| CERT KredoBank | Ukraine | Listed since 25 Nov 2018 |
| CERT La Poste | France | Accredited since 27 Mar 2015 |
| CERT mBank | Poland | Accredited since 03 Nov 2017 |
| CERT Michelin | France | Listed since 07 Feb 2020 |
| CERT NRW | Germany | Listed since 27 May 2019 |
| CERT OPL | Poland | Certified since 14 Mar 2016 |
| CERT Orange Cyberdefense | France | Accredited since 21 Sep 2009 |
| CERT OSIRIS | France | Listed since 28 Feb 2019 |
| CERT PKO BP | Poland | Certified since 28 Jan 2020 |
| CERT POLSKA | Poland | Certification Candidate since 21 Aug 2019 |
| CERT PSE | Poland | Certified since 28 Jan 2020 |
| CERT RS | Bosnia Hercegovina | Accredited since 16 Apr 2020 |
| CERT SEKOIA | France | Listed since 08 Mar 2019 |
| CERT SG | France | Accredited since 12 Nov 2018 |
| CERT TMPL | Poland | Accredited since 31 Aug 2018 |
| CERT ZSIS | Croatia | Accredited since 12 Jul 2009 |
| CERT-AGID | Italy | Accredited since 19 Jul 2016 |
| CERT-AKAOMA | France | Listed since 31 Jan 2020 |
| CERT-AM | Armenia | Accredited since 13 Jan 2014 |
| CERT-BDF | France | Accredited since 09 Apr 2015 |
| CERT-Bund | Germany | Accredited since 12 Sep 2012 |
| CERT-CDCFR | France | Accredited since 23 May 2016 |
| CERT-Conix | France | Accredited since 20 Jul 2017 |
| CERT-D3LAB | Italy | Listed since 22 May 2019 |
| CERT-DS | France | Accredited since 01 Aug 2016 |
| CERT-DVT | France | Accredited since 01 Feb 2011 |
| CERT-EBRC | Luxembourg | Listed since 07 Jan 2020 |
| CERT-EE | Estonia | Re-Certification Candidate since 02 Jan 2020 |
| CERT-ENAV | Italy | Accredited since 26 Apr 2018 |
| CERT-EU | *European Union | Accredited since 02 May 2013 |
| CERT-FR | France | Accredited since 25 Mar 2002 |
| CERT-GE | Georgia | Listed since 18 Feb 2019 |
| CERT-GIB | Singapore | Accredited since 15 Jan 2013 |
| CERT-GOV-GE | Georgia | Accredited since 24 May 2012 |
| CERT-GOV-MD | Moldova, Republic Of | Accredited since 13 Jan 2014 |
| CERT-Intrinsec | France | Listed since 15 Aug 2019 |
| CERT-IS | Iceland | Listed since 16 Apr 2019 |
| Cert-IST | France | Accredited since 14 Mar 2006 |
| CERT-KP-RKS | Kosovo, Republic Of | Listed since 03 Mar 2020 |
| CERT-KSF-RKS | Kosovo, Republic Of | Listed since 03 Aug 2017 |
| CERT-LTM | Italy | Listed since 10 Dec 2019 |
| CERT-MC | Monaco | Listed since 18 Dec 2018 |
| CERT-P | Italy | Listed since 26 Nov 2019 |
| CERT-Post | Switzerland | Accredited since 21 Oct 2019 |
| CERT-Renater | France | Accredited since 30 Sep 2001 |
| CERT-rlp | Germany | Listed since 27 May 2019 |
| CERT-RO | Romania | Accredited since 09 Mar 2012 |
| CERT-RU | Netherlands | Listed since 04 Jun 2019 |
| CERT-RUG | Netherlands | Accredited since 13 Aug 2002 |
| CERT-SE | Sweden | Certified since 16 Nov 2011 |
| CERT-SNCF | France | Listed since 07 Feb 2020 |
| CERT-UA | Ukraine | Listed since 23 Jun 2019 |
| CERT-UAM | Spain | Listed since 12 Nov 2019 |
| CERT-Ubisoft | France | Accreditation Candidate since 06 Apr 2020 |
| CERT-UC3M | Spain | Listed since 26 Mar 2020 |
| CERT-UU | Netherlands | Listed since 07 May 2019 |
| CERT-UvA | Netherlands | Listed since 14 Mar 2019 |
| CERT-VW | Germany | Accredited since 02 Dec 2003 |
| CERT-W | France | Accredited since 07 Jul 2014 |
| CERT-WM | Netherlands | Listed since 31 Jan 2018 |
| CERT-XLM | Luxembourg | Accredited since 23 Jan 2015 |
| CERT-XMCO | France | Accredited since 31 Aug 2018 |
| CERT-Yoroi | Italy | Certification Candidate since 05 May 2020 |
| CERT.at | Austria | Certified since 05 Feb 2018 |
| CERT.AZ | Azerbaijan | Accreditation Suspended since 15 Aug 2019 |
| CERT.be | Belgium | Accredited since 22 Jan 2010 |
| CERT.br | Brazil | Accredited since 31 Mar 2020 |
| CERT.BY | Belarus | Listed since 14 Jun 2019 |
| CERT.GOV.AZ | Azerbaijan | Accredited since 17 Aug 2012 |
| CERT.GOV.PL | Poland | Re-Listing Pending since 13 May 2019 |
| CERT.hr | Croatia | Accredited since 22 Jan 2010 |
| CERT.LV | Latvia | Certified since 01 Sep 2016 |
| CERT.PT | Portugal | Certification Candidate since 13 Feb 2020 |
| CERTBI | Italy | Accredited since 21 Nov 2018 |
| CERTBw | Germany | Listed since 23 Apr 2019 |
| CERTEGO-IRT | Italy | Accredited since 16 Aug 2019 |
| CERTFin | Italy | Accredited since 02 Oct 2019 |
| CERTGOVIL | Israel | Re-Listing Pending since 13 May 2019 |
| CESNET-CERTS | Czech Republic | Accredited since 27 Jan 2008 |
| CETIN CSIRT | Czech Republic | Listed since 22 Apr 2020 |
| CFCS | Denmark | Accredited since 12 Oct 2011 |
| CIRCL | Luxembourg | Accredited since 19 Sep 2011 |
| CIRT.ME | Montenegro | Listed since 14 Mar 2019 |
| Cisco PSIRT | *World Wide | Listed since 03 May 2019 |
| CiviCERT | *World Wide | Accredited since 24 Mar 2016 |
| civitec CERT | Germany | Listed since 26 Mar 2020 |
| ComCERT | Germany | Listed since 07 May 2019 |
| ComCERT.PL | Poland | Accredited since 02 Jun 2016 |
| Coolhousing CSIRT | Czech Republic | Listed since 10 Apr 2019 |
| CORIS-STS | Romania | Accredited since 30 May 2011 |
| COrSR | France | Listed since 17 Oct 2019 |
| CRA CSIRT | Czech Republic | Listed since 28 Dec 2019 |
| CS-CSIRT | Czech Republic | Accredited since 23 Jan 2019 |
| CSGN-CERT | Romania | Accredited since 04 Feb 2015 |
| CSIRT Altice Portugal | Portugal | Accredited since 06 Apr 2012 |
| CSIRT BNP Paribas | France | Listed since 09 Aug 2019 |
| CSIRT CEDIA | Ecuador | Listed since 15 May 2018 |
| CSIRT CSAS | Czech Republic | Accredited since 09 Jul 2019 |
| CSIRT innogy SE | Germany | Accredited since 26 Apr 2019 |
| CSIRT Merit | Czech Republic | Listed since 09 Oct 2019 |
| CSIRT OU | Czech Republic | Listed since 04 Jul 2018 |
| CSIRT VF-PT | Portugal | Listed since 03 Mar 2020 |
| CSIRT-CV | Spain | Accredited since 27 Sep 2011 |
| CSIRT-ECB | *European Union | Listed since 19 Mar 2019 |
| CSIRT-EDERA.CZ | Czech Republic | Listed since 17 Dec 2019 |
| CSIRT-IE | Ireland | Accredited since 28 Nov 2017 |
| CSIRT-MU | Czech Republic | Certified since 05 Dec 2016 |
| CSIRT-NETX | Czech Republic | Listed since 15 Mar 2019 |
| CSIRT-PJ | France | Listed since 09 Aug 2019 |
| CSIRT-SPCSS | Czech Republic | Listed since 26 Jun 2018 |
| CSIRT-UPJS | Slovakia | Listed since 31 Jan 2020 |
| CSIRT-VUT | Czech Republic | Listed since 18 Feb 2019 |
| CSIRT.CZ | Czech Republic | Certified since 16 Nov 2018 |
| CSIRT.gal | Spain | Listed since 29 Jun 2018 |
| CSIRT.MIL.SK | Slovakia | Accredited since 12 Feb 2018 |
| CSIRT.SK | Slovakia | Accredited since 06 May 2011 |
| CSIRT.UMINHO | Portugal | Listed since 23 Apr 2020 |
| CSIRT.UPORTO | Portugal | Accredited since 01 Jul 2007 |
| CSIRTMalta | Malta | Listed since 05 Jul 2019 |
| CSOB-Group-CSIRT | Czech Republic | Listed since 14 Mar 2019 |
| CSUC-CSIRT | Spain | Accredited since 13 Jan 2015 |
| CYBER CIRCLE CSIRT | Latvia | Listed since 25 Mar 2020 |
| CZ.NIC-CSIRT | Czech Republic | Accredited since 26 Aug 2010 |
| DB CSIRT | Germany | Listed since 28 Sep 2017 |
| DBG-CERT | Luxembourg | Accreditation Candidate since 31 Mar 2020 |
| DefCERT | Netherlands | Listed since 31 Jan 2020 |
| DELOITTE EDC | Spain | Listed since 13 Nov 2019 |
| Deutsche Telekom CERT | Germany | Certification Candidate since 08 May 2019 |
| DFN-CERT | Germany | Certified since 12 Jul 2012 |
| DGS-IRT | Portugal | Certified since 10 Dec 2019 |
| DIAL-CSIRT | Czech Republic | Listed since 23 Jun 2019 |
| DKCERT | Denmark | Accredited since 05 Feb 2002 |
| DS-SiRT | United Kingdom | Accredited since 15 Sep 2017 |
| E.ON CERT | Germany | Accredited since 13 Oct 2015 |
| EATM-CERT | Belgium | Accredited since 19 Mar 2020 |
| EC DIGIT CSIRC | *European Union | Accredited since 15 Nov 2019 |
| EDF CIRC | Estonia | Accredited since 10 Jun 2016 |
| EduCSIRT.hu | Hungary | Listed since 10 Apr 2019 |
| EGI CSIRT | *Europe | Re-Certification Candidate since 30 Apr 2020 |
| EkomCERT | Norway | Listed since 15 Jan 2019 |
| ELAT CSIRT | Czech Republic | Listed since 03 May 2018 |
| Enel CERT | Italy | Accredited since 29 May 2018 |
| ENTELGY INNOTEC CSIRT | Spain | Accredited since 14 Oct 2016 |
| Ericsson PSIRT | Finland | Accredited since 25 Nov 2005 |
| ERIS-CERT | Spain | Accredited since 25 Jun 2018 |
| ESACERT | *Europe | Accredited since 13 May 2004 |
| esCERT-UPC | Spain | Accredited since 30 Sep 2001 |
| ESP DEF CERT | Spain | Accredited since 18 Jul 2013 |
| ETHZ-NSG | Switzerland | Re-Certification Candidate since 22 Feb 2018 |
| Euronext CSIRT | Portugal | Accredited since 18 Dec 2019 |
| Evonik CERT | Germany | Listed since 25 Mar 2019 |
| ExaCERT | Poland | Listed since 28 Mar 2018 |
| FinCERT.pl | Poland | Listed since 29 Nov 2018 |
| FORPSI-CSIRT | Czech Republic | Listed since 18 May 2019 |
| FORTHcert | Greece | Certified since 31 Oct 2012 |
| FoxCERT | Netherlands | Accredited since 01 Oct 2014 |
| Funet CERT | Finland | Re-Certification Candidate since 04 May 2020 |
| G-SIRT | Italy | Accredited since 07 Feb 2020 |
| GARR-CERT | Italy | Accredited since 01 Jan 2001 |
| GAZ-SYSTEM CERT | Poland | Accredited since 07 Aug 2019 |
| GEANT CERT | *Europe | Re-Certification Candidate since 01 Jun 2018 |
| gematik CERT | Germany | Listed since 01 Nov 2018 |
| GOV CERT SK | Slovakia | Listed since 29 Jun 2018 |
| GovCERT Austria | Austria | Listed since 14 Feb 2019 |
| GovCERT.ch | Switzerland | Accredited since 21 Aug 2014 |
| GOVCERT.CZ | Czech Republic | Accredited since 21 Aug 2014 |
| GOVCERT.LU | Luxembourg | Accredited since 08 Jun 2012 |
| GRNET-CERT | Greece | Accredited since 07 Apr 2003 |
| GSC-NDC-OC | *European Union | Listed since 25 Mar 2019 |
| ha-vel CSIRT | Czech Republic | Listed since 08 Aug 2019 |
| Handelsbanken SIRT | Sweden | Accredited since 09 Jan 2012 |
| HealthNet-CSIRT | Luxembourg | Accredited since 29 Nov 2017 |
| HEAnet-CERT | Ireland | Listed since 27 May 2019 |
| HelseCERT | Norway | Listed since 23 Jun 2019 |
| HKCERT | Hong Kong | Listed since 25 May 2018 |
| HUN-CERT | Hungary | Listed since 26 Jun 2019 |
| IBD | Netherlands | Accredited since 09 Jul 2015 |
| ICA SYS CiberSOC | Spain | Listed since 13 Mar 2020 |
| ICT Academy CERT | Kosovo, Republic Of | Listed since 17 Sep 2019 |
| IHK-CERT | Germany | Listed since 23 Jul 2019 |
| ILAN-CERT | Israel | Listed since 23 Apr 2019 |
| INCIBE-CERT | Spain | Accredited since 01 Jul 2008 |
| Infineon CDC | Germany | Accredited since 23 Aug 2019 |
| ING CCERT | Netherlands | Listed since 08 Mar 2020 |
| INTERNEXT CSIRT | Czech Republic | Listed since 14 Feb 2019 |
| IPO-CSIRT | Sweden | Listed since 26 Mar 2020 |
| IRISSCERT | Ireland | Accredited since 16 May 2010 |
| ISIRT | *World Wide | Listed since 15 Aug 2019 |
| ISPA CSIRT | Czech Republic | Listed since 19 Mar 2019 |
| IT-CERT | Italy | Accredited since 29 Mar 2016 |
| ITS-CERT | Spain | Listed since 07 Mar 2019 |
| ITXCSIRT | Spain | Listed since 05 Feb 2019 |
| Janet CSIRT | United Kingdom | Accredited since 01 Jan 2001 |
| JN DATA CDC | Denmark | Accredited since 16 Jan 2020 |
| KazAcad CSIRT | Kazakhstan | Listed since 04 Dec 2018 |
| KBC Group CERT | Belgium | Accredited since 22 Feb 2016 |
| KBM CSIRT | Czech Republic | Listed since 13 Dec 2017 |
| KERNUN CSIRT | Czech Republic | Listed since 09 Oct 2017 |
| KIT-CERT | Germany | Accredited since 22 Mar 2010 |
| KOS-CERT | Kosovo, Republic Of | Accredited since 03 Jul 2017 |
| KPN-CERT | Netherlands | Certified since 27 Mar 2012 |
| KraftCERT | Norway | Certification Candidate since 30 Apr 2020 |
| KrCERT/CC | Korea, Republic Of | Listed since 25 Mar 2020 |
| KVTC-CERT | Lithuania | Accredited since 19 Oct 2009 |
| KZ-CERT | Kazakhstan | Re-Listing Pending since 13 May 2019 |
| LAYER8 CSIRT | Portugal | Listed since 25 Mar 2020 |
| LDO-CERT | Italy | Accredited since 21 Jun 2019 |
| LE-CERT | Spain | Listed since 17 Mar 2020 |
| LISIRT | United States | Listing Candidate since 25 May 2020 |
| LITNET CERT | Lithuania | Accredited since 27 Jan 2005 |
| LiU IRT | Sweden | Certified since 07 Nov 2014 |
| MA-CERT | Morocco | Re-Listing Pending since 11 Apr 2019 |
| Malware.lu CERT | Luxembourg | Accredited since 23 Jul 2013 |
| MAPFRE-CCG-CERT | Spain | Listed since 18 Feb 2019 |
| MASTER.CZ-CSIRT | Czech Republic | Listed since 12 Dec 2017 |
| MD-CERT | Moldova, Republic Of | Listed since 23 Apr 2019 |
| MIA-CERT | Kosovo, Republic Of | Re-Listing Pending since 27 Jan 2020 |
| Minsait CSIRT | Spain | Listed since 14 May 2018 |
| mIRT | Norway | Accredited since 08 May 2017 |
| MKD-CIRT | North Macedonia | Accredited since 08 Dec 2017 |
| MoRENet CSIRT | Mozambique | Listed since 06 Aug 2019 |
| MT-CSIRT | Malta | Accredited since 24 May 2004 |
| MUP CERT | Serbia | Accredited since 23 Nov 2018 |
| NASK IRT | Poland | Listed since 08 May 2020 |
| National CSIRT-CY | Cyprus | Accredited since 21 Jun 2018 |
| NavCERT | France | Accredited since 20 Apr 2020 |
| NCERT-GR | Greece | Re-Listing Pending since 28 Jan 2019 |
| NCIRC CC | *World Wide | Re-Listing Pending since 09 Feb 2020 |
| NCSC (UK) | United Kingdom | Accreditation Suspended since 28 Jan 2020 |
| NCSC-FI | Finland | Certified since 07 Nov 2014 |
| NCSC-Hungary | Hungary | Accredited since 14 Feb 2006 |
| NCSC-NL | Netherlands | Certified since 26 Nov 2010 |
| NCSC-NO | Norway | Accredited since 26 Jan 2007 |
| NETBOX CSIRT | Czech Republic | Listed since 29 Nov 2018 |
| NetsCERT | Denmark | Listed since 03 May 2019 |
| NFCERT | Norway | Listed since 18 May 2019 |
| Nikhef CSIRT | Netherlands | Listed since 06 Sep 2018 |
| NIX.CZ-CSIRT | Czech Republic | Listed since 13 Dec 2017 |
| NKSC/CERT-LT | Lithuania | Accredited since 16 Jan 2009 |
| NN-GROUP CSIRT | Netherlands | Listed since 05 Jul 2019 |
| Nokia PSIRT | Finland | Listed since 12 Mar 2020 |
| NORDUnet CERT | *Europe | Certified since 01 Jun 2016 |
| NRD CIRT | Lithuania | Accredited since 03 Mar 2017 |
| NS-CERT | Spain | Accredited since 20 Apr 2018 |
| NVISO-CSIRT | Belgium | Accredited since 09 Apr 2018 |
| O2.cz CERT | Czech Republic | Listed since 04 Mar 2019 |
| Orange-CERT-CC | France | Listed since 16 Apr 2019 |
| OS-CERT | Switzerland | Accredited since 14 Nov 2016 |
| OxCERT | United Kingdom | Accredited since 26 Mar 2019 |
| Panasonic PSIRT | Japan | Accredited since 19 Aug 2013 |
| PGE-CERT | Poland | Certified since 28 Jan 2020 |
| PGGM-CERT | Netherlands | Listed since 29 Jun 2018 |
| PI-CERT | Italy | Accredited since 03 Dec 2013 |
| PIONIER-CERT | Poland | Listed since 19 Mar 2019 |
| PRACE CSIRT | *Europe | Listed since 19 Apr 2018 |
| PRE-CERT | Germany | Accredited since 12 Jun 2002 |
| PXS-CSIRT | Belgium | Certified since 08 Jul 2016 |
| R-IT CERT | Austria | Listed since 10 Apr 2019 |
| RCTS CERT | Portugal | Certified since 28 Jan 2015 |
| RedIRIS | Spain | Accredited since 23 Mar 2001 |
| RESTENA-CSIRT | Luxembourg | Accredited since 21 Apr 2009 |
| RH-ISIRT | United States | Accredited since 05 Jun 2018 |
| RHnet CERT | Iceland | Listed since 18 Feb 2019 |
| RIC-CSIRT | Switzerland | Listed since 02 Apr 2019 |
| RIPE NCC CSIRT | Netherlands | Accredited since 15 Dec 2014 |
| RoCSIRT | Romania | Accredited since 12 Jul 2009 |
| RU-CERT | Russian Federation | Accredited since 10 Jul 2005 |
| RUS-CERT | Germany | Accredited since 15 Mar 2002 |
| S-CERT | Germany | Accredited since 10 Oct 2002 |
| S2 Grupo CERT | Spain | Accredited since 19 Apr 2016 |
| S21sec CERT | Spain | Accredited since 19 Sep 2011 |
| SA NREN CSIRT | South Africa | Accredited since 15 Nov 2018 |
| SAND-CSIRT | *World Wide | Listed since 11 May 2020 |
| SAP CDRC | Germany | Listed since 07 May 2019 |
| Saudi CERT | Saudi Arabia | Accreditation Candidate since 20 Apr 2020 |
| SAX.CERT | Germany | Listed since 30 Apr 2020 |
| SBAB-SIRT | Sweden | Accredited since 10 Jul 2017 |
| sCERT AT | Austria | Accredited since 16 Jan 2020 |
| SEB CSIRT | Sweden | Accredited since 23 Sep 2016 |
| SEBET | Czech Republic | Listed since 07 May 2019 |
| secu-CERT | Germany | Listed since 23 Apr 2019 |
| SEZNAM.CZ-CSIRT | Czech Republic | Listed since 27 May 2019 |
| SHARE CERT | Serbia | Accredited since 28 Dec 2018 |
| SI-CERT | Slovenia | Accredited since 03 Jul 2001 |
| SIA CERT | Italy | Accreditation Candidate since 07 Apr 2020 |
| Siemens CERT | Germany | Accredited since 23 Mar 2001 |
| SIGOV-CERT | Slovenia | Listed since 30 Apr 2019 |
| SIRT-NS | Netherlands | Listed since 21 Jan 2019 |
| SK-CERT | Slovakia | Certified since 26 Mar 2020 |
| SOC FDJ | France | Listed since 23 Jul 2019 |
| SOC-Corpus | Czech Republic | Accredited since 24 Oct 2018 |
| SOC-GSE | Italy | Accredited since 23 Nov 2017 |
| SOC24.PL | Poland | Accredited since 28 Jan 2019 |
| SOC365 CSIRT | Czech Republic | Listed since 15 May 2018 |
| SOCA | Czech Republic | Accredited since 10 Feb 2017 |
| SRB-CERT | Serbia | Accredited since 09 Aug 2019 |
| Sri Lanka CERT/CC | Sri Lanka | Listed since 07 Mar 2019 |
| StACSIRT | United Kingdom | Accredited since 19 Jan 2018 |
| STI CERT | Romania | Accredited since 20 Nov 2015 |
| StillSec iSOC | Poland | Listed since 13 Dec 2017 |
| STM CSIRT | France | Listed since 07 Feb 2020 |
| SUNET CERT | Sweden | Accredited since 23 May 2002 |
| SURFcert | Netherlands | Accredited since 01 Jan 2001 |
| Swedbank SIRT | Sweden | Accredited since 16 May 2010 |
| Swisscom CSIRT | Switzerland | Listed since 03 May 2019 |
| SWITCH-CERT | Switzerland | Re-Certification Candidate since 23 Mar 2018 |
| T-CERT | Netherlands | Listed since 08 Mar 2020 |
| TDC SOC | Denmark | Accredited since 20 Apr 2001 |
| Team Cymru | *World Wide | Accredited since 26 Aug 2010 |
| TechCERT | Sri Lanka | Listed since 28 Feb 2019 |
| TEFCSIRT | Spain | Listed since 17 Feb 2020 |
| TeliaCERT | Sweden | Certified since 29 Sep 2011 |
| Telindus-CSIRT | Luxembourg | Accredited since 25 Mar 2016 |
| TERNA-CERT | Italy | Accredited since 06 May 2019 |
| THA-CERT | *World Wide | Accredited since 18 Sep 2017 |
| ThaiCERT | Thailand | Accredited since 01 Oct 2015 |
| tk CERT | Germany | Accredited since 05 Feb 2014 |
| TMCZ CSIRT | Czech Republic | Listed since 17 Sep 2019 |
| TPS-CSIRT | Czech Republic | Listed since 30 Apr 2020 |
| TR-CERT | Turkey | Accredited since 17 Jun 2008 |
| TS CSIRT | Czech Republic | Accredited since 28 Feb 2020 |
| TS-WAY CIOC | Italy | Re-Listing Pending since 07 Jan 2020 |
| tunCERT | Tunisia | Listed since 10 Apr 2019 |
| Turkcell CDC | Turkey | Listed since 03 Aug 2018 |
| TurkTelekom-CSIRT | Turkey | Accredited since 27 Aug 2019 |
| UBT-CERT | Kosovo, Republic Of | Accredited since 01 Aug 2018 |
| UiO-CERT | Norway | Accredited since 25 Jan 2008 |
| UITSEC CSIRT | Turkey | Re-Listing Candidate since 12 May 2020 |
| ULAK-CSIRT | Turkey | Accredited since 14 Jul 2007 |
| UmU IRT | Sweden | Certified since 12 Jun 2019 |
| UNICOM CERT | Serbia | Listed since 26 Nov 2018 |
| Uninett CERT | Norway | Certified since 31 Jan 2014 |
| UU-CSIRT | Sweden | Accredited since 09 Oct 2015 |
| UZCERT | Uzbekistan | Listed since 19 Feb 2020 |
| VDE | Germany | Accredited since 03 Feb 2018 |
| VINCI-CERT | France | Listed since 25 Mar 2020 |
| VNET CSIRT | Slovakia | Listed since 14 Mar 2019 |
| Vodafone-CERT | Germany | Re-Listing Pending since 09 May 2019 |
| VOID SOC | Slovakia | Accredited since 01 Nov 2019 |
| VSHOSTING-CSIRT | Czech Republic | Listed since 21 Jul 2017 |
| VTCERT | Switzerland | Re-Listing Pending since 10 Apr 2019 |
| War-CSIIRT | United Kingdom | Listed since 03 May 2019 |
| WEB4U-CSIRT | Czech Republic | Listed since 18 May 2019 |
| WIA-CSIRT | Czech Republic | Listed since 09 May 2019 |
| WienCERT | Austria | Certified since 05 Feb 2018 |
| WWU-CERT | Germany | Listed since 28 Aug 2018 |
| X-Force IRIS EMEA | United Kingdom | Listed since 29 Nov 2018 |
| Germany | Accredited since 26 Mar 2014 | |
| XMConsulting-CSIRT | Belgium | Listed since 22 Mar 2018 |
| YCERT | Italy | Listed since 13 Jun 2019 |
| Z-CERT | Netherlands | Accredited since 16 Apr 2018 |