diff --git a/src/VirtoCommerce.ProfileExperienceApiModule.Data/Commands/RegisterRequestCommandHandler.cs b/src/VirtoCommerce.ProfileExperienceApiModule.Data/Commands/RegisterRequestCommandHandler.cs
index 8cf898a3..0d6d9d84 100644
--- a/src/VirtoCommerce.ProfileExperienceApiModule.Data/Commands/RegisterRequestCommandHandler.cs
+++ b/src/VirtoCommerce.ProfileExperienceApiModule.Data/Commands/RegisterRequestCommandHandler.cs
@@ -104,7 +104,7 @@ private async Task<RegisterOrganizationResult> ProcessRequestAsync(RegisterReque
                 _organizationValidator.ValidateAsync(organization)
             };
 
-            foreach (var address in organization.Addresses)
+            foreach (var address in organization?.Addresses ?? new List<Address>())
             {
                 validationTasks.Add(_addressValidator.ValidateAsync(address));
             }