| Xerius Onderlinge Verzekeringsvereniging Also registered as Xerius Association dAssurances Mutuelle | HHealth / Medical | Mutual / cooperative | Mutual / cooperative | NBB | Verified |
| ACM Belgium Life | LLife | Credit Mutuel | Mutual / cooperative | NBB | Verified |
| Cigna Life Insurance Company of Europe | LLife | Cigna | Foreign multinational | NBB | Verified |
| CPH LIFE | LLife | Independent | Domestic private | NBB | Verified |
| Patronale Life | LLife | Independent | Domestic private | NBB | Verified |
| Securex Leven ovv Also registered as Securex Vie aam | LLife | Independent | Domestic private | NBB | Verified |
| Mutual Insurance and Reinsurance for Information Systems | RReinsurer | Mutual / cooperative | Mutual / cooperative | NBB | Verified |
| Accelerant Insurance Europe | UNot stated in register | Independent | Domestic private | NBB | Verified |
| ACM Belgium | UNot stated in register | Credit Mutuel | Mutual / cooperative | NBB | Verified |
| AG Insurance | UNot stated in register | Ageas | Pan-European group | NBB | Verified |
| ageas | UNot stated in register | Ageas | Pan-European group | NBB | Verified |
| Algemene Vervoerverzekering | UNot stated in register | Independent | Domestic private | NBB | Verified |
| Allianz Benelux | UNot stated in register | Allianz | Pan-European group | NBB | Verified |
| Alpha Insurance | UNot stated in register | Independent | Domestic private | NBB | Verified |
| Amifor | UNot stated in register | Independent | Domestic private | NBB | Verified |
| Amma Verzekeringen Also registered as Amma Assurances | UNot stated in register | Covea | Mutual / cooperative | NBB | Verified |
| AR&CO Insurance | UNot stated in register | Independent | Domestic private | NBB | Verified |
| Argenta Assuranties Also registered as Argenta Assurances | UNot stated in register | Argenta | Domestic private | NBB | Verified |
| Athora Belgium | UNot stated in register | Athora | Pan-European group | NBB | Verified |
| AXA Belgium | UNot stated in register | AXA | Pan-European group | NBB | Verified |
| Baloise Belgium | UNot stated in register | Baloise / Helvetia | Pan-European group | NBB | Verified |
| Belfius Verzekeringen Also registered as Belfius Assurances | UNot stated in register | Belfius | State-owned / parastatal | NBB | Verified |
| Cigna Europe Insurance Company | UNot stated in register | Cigna | Foreign multinational | NBB | Verified |
| Contassur | UNot stated in register | Independent | Domestic private | NBB | Verified |
| Coöperatieve brandverzekering Sint-Eligiusgilde | UNot stated in register | Independent | Domestic private | NBB | Verified |
| Credimo | UNot stated in register | Independent | Domestic private | NBB | Verified |
| Curalia | UNot stated in register | Independent | Domestic private | NBB | Verified |
| De Pittemse Brandverzekering | UNot stated in register | Independent | Domestic private | NBB | Verified |
| DKV Belgium | UNot stated in register | Munich Re | Pan-European group | NBB | Verified |
| ERGO Insurance | UNot stated in register | Munich Re | Pan-European group | NBB | Verified |
| Ethias | UNot stated in register | Belgian State / regions | State-owned / parastatal | NBB | Verified |
| Euler Hermes (Allianz Trade) | UNot stated in register | Allianz | Pan-European group | NBB | Verified |
| EUROMEX | UNot stated in register | Independent | Domestic private | NBB | Verified |
| Federale Verzekering Also registered as Fédérale Assurance / Fédérale Versicherung | UNot stated in register | Federale | Mutual / cooperative | NBB | Verified |
| Fortegra Belgium Insurance Company | UNot stated in register | Independent | Domestic private | NBB | Verified |
| HospiPlus | UNot stated in register | Independent | Domestic private | OCM-CDZ | Verified |
| HOSPITAAL-PLUS Also registered as HOPITAL-PLUS | UNot stated in register | Independent | Domestic private | OCM-CDZ | Verified |
| Justitia | UNot stated in register | Independent | Domestic private | NBB | Verified |
| KBC Verzekeringen Also registered as KBC Assurances | UNot stated in register | KBC | Domestic private | NBB | Verified |
| Lloyds Insurance Company | UNot stated in register | Independent | Domestic private | NBB | Verified |
| Maatschappij van Onderlinge Bijstand Verzekeringen CM-Vlaanderen | UNot stated in register | Mutual / cooperative | Mutual / cooperative | OCM-CDZ | Verified |
| MC ASSURE | UNot stated in register | Independent | Domestic private | OCM-CDZ | Verified |
| MLOZ Insurance | UNot stated in register | Independent | Domestic private | OCM-CDZ | Verified |
| Monument Assurance Belgium | UNot stated in register | Monument Re | Domestic private | NBB | Verified |
| MSIG Europe SE | UNot stated in register | MS&AD | Foreign multinational | NBB | Verified |
| NN Insurance Belgium | UNot stated in register | NN Group | Pan-European group | NBB | Verified |
| Onderlinge Brandverzekering Buggenhout | UNot stated in register | Mutual / cooperative | Mutual / cooperative | NBB | Verified |
| Onderlinge Brandverzekering Diksmuide Registration/operation end date recorded: 2027-01-01 | UNot stated in register | Mutual / cooperative | Mutual / cooperative | NBB | Verified |
| Onderlinge Brandverzekering Hansbeke | UNot stated in register | Mutual / cooperative | Mutual / cooperative | NBB | Verified |
| Onderlinge Brandverzekering van Ardooie | UNot stated in register | Mutual / cooperative | Mutual / cooperative | NBB | Verified |
| Onderlinge Brandverzekering van Avelgem, Anzegem en Kaster | UNot stated in register | Mutual / cooperative | Mutual / cooperative | NBB | Verified |
| Onderlinge Brandverzekering van Beveren-Roeselare | UNot stated in register | Mutual / cooperative | Mutual / cooperative | NBB | Verified |
| Onderlinge Brandverzekering van Deerlijk Registration/operation end date recorded: 2027-01-01 | UNot stated in register | Mutual / cooperative | Mutual / cooperative | NBB | Verified |
| Onderlinge Brandverzekering van Izegem | UNot stated in register | Mutual / cooperative | Mutual / cooperative | NBB | Verified |
| Onderlinge Brandverzekering van Kuurne | UNot stated in register | Mutual / cooperative | Mutual / cooperative | NBB | Verified |
| Onderlinge Brandverzekering van Lendelede | UNot stated in register | Mutual / cooperative | Mutual / cooperative | NBB | Verified |
| Onderlinge Brandverzekering van Lichtervelde | UNot stated in register | Mutual / cooperative | Mutual / cooperative | NBB | Verified |
| Onderlinge Brandverzekering van Moorsele | UNot stated in register | Mutual / cooperative | Mutual / cooperative | NBB | Verified |
| Onderlinge Brandverzekering van Ooike | UNot stated in register | Mutual / cooperative | Mutual / cooperative | NBB | Verified |
| Onderlinge Brandverzekering van Sijsele | UNot stated in register | Mutual / cooperative | Mutual / cooperative | NBB | Verified |
| Onderlinge Brandverzekering van Zonnebeke | UNot stated in register | Mutual / cooperative | Mutual / cooperative | NBB | Verified |
| P&V Verzekeringen Also registered as P&V Assurances | UNot stated in register | P&V | Mutual / cooperative | NBB | Verified |
| Plaatselijke Brandverzekering van Ichtegem | UNot stated in register | Independent | Domestic private | NBB | Verified |
| Plaatselijke Brandverzekering van Torhout | UNot stated in register | Independent | Domestic private | NBB | Verified |
| Precura | UNot stated in register | Independent | Domestic private | NBB | Verified |
| Premia Insurance Europe | UNot stated in register | Independent | Domestic private | NBB | Verified |
| Protect NV Also registered as Protect | UNot stated in register | Independent | Domestic private | NBB | Verified |
| QBE Europe | UNot stated in register | QBE | Foreign multinational | NBB | Verified |
| Samenwerkende Brandverzekering van Eernegem | UNot stated in register | Independent | Domestic private | NBB | Verified |
| Samenwerkende Brandverzekering van Koekelare | UNot stated in register | Independent | Domestic private | NBB | Verified |
| Samenwerkende Brandverzekeringsmaatschappij van Watou | UNot stated in register | Independent | Domestic private | NBB | Verified |
| Securex Allerlei Risicos ovv Also registered as Securex Risques Divers aam | UNot stated in register | Independent | Domestic private | NBB | Verified |
| SMA Neutra | UNot stated in register | Independent | Domestic private | OCM-CDZ | Verified |
| SOCIETE MUTUALISTE DASSURANCE SOLIDARIS BRABANT | UNot stated in register | Mutual / cooperative | Mutual / cooperative | OCM-CDZ | Verified |
| SOLIDARIS ASSURANCES | UNot stated in register | Independent | Domestic private | OCM-CDZ | Verified |
| SquareTrade Europe Insurance | UNot stated in register | Independent | Domestic private | NBB | Verified |
| Verzekeringen MMH CV Also registered as Assurances MMH SC | UNot stated in register | Independent | Domestic private | NBB | Verified |
| Verzekeringen van het Notariaat Also registered as Assurances du Notariat | UNot stated in register | Independent | Domestic private | NBB | Verified |
| Verzekeringskas Arbeidsongevallen SECUREX Also registered as Caisse dAssurance Accidents du Travail SECUREX | UNot stated in register | Independent | Domestic private | NBB | Verified |
| Verzekeringsmaatschappij van Onderlinge Bijstand Solidaris Verzekeringen | UNot stated in register | Mutual / cooperative | Mutual / cooperative | OCM-CDZ | Verified |
| Credendo - Guarantees & Specialty Risks | XSpecialty / Credit / Captive | Credendo | State-owned / parastatal | NBB | Verified |
| Credendo – Trade Credit Insurance | XSpecialty / Credit / Captive | Credendo | State-owned / parastatal | NBB | Verified |
| DAS, Rechtsbijstand Also registered as DAS, Protection juridique | XSpecialty / Credit / Captive | Independent | Domestic private | NBB | Verified |
| European Liability Insurance for Nuclear Industry (ELINI) | XSpecialty / Credit / Captive | Independent | Domestic private | NBB | Verified |
| European Mutual Association for Nuclear Insurance (EMANI) | XSpecialty / Credit / Captive | Mutual / cooperative | Mutual / cooperative | NBB | Verified |
| Garantiefonds Reizen Also registered as Fonds de Garantie Voyages | XSpecialty / Credit / Captive | Independent | Domestic private | NBB | Verified |
| LAlliance Batelière de la Sambre belge | XSpecialty / Credit / Captive | Independent | Domestic private | NBB | Verified |