diff --git a/src/main/java/eu/dnetlib/repo/manager/service/EmailUtilsImpl.java b/src/main/java/eu/dnetlib/repo/manager/service/EmailUtilsImpl.java
index 137ca74..a4db326 100644
--- a/src/main/java/eu/dnetlib/repo/manager/service/EmailUtilsImpl.java
+++ b/src/main/java/eu/dnetlib/repo/manager/service/EmailUtilsImpl.java
@@ -5,6 +5,7 @@ import eu.dnetlib.domain.functionality.validator.JobForValidation;
 import eu.dnetlib.repo.manager.domain.InterfaceComplianceRequest;
 import eu.dnetlib.repo.manager.domain.Repository;
 import eu.dnetlib.repo.manager.domain.RepositoryInterface;
+import eu.dnetlib.repo.manager.domain.dto.User;
 import eu.dnetlib.repo.manager.exception.ValidationServiceException;
 import eu.dnetlib.utils.MailLibrary;
 import org.mitre.openid.connect.model.OIDCAuthenticationToken;
@@ -17,8 +18,7 @@ import org.springframework.security.core.Authentication;
 import org.springframework.security.core.context.SecurityContextHolder;
 import org.springframework.stereotype.Component;
 
-import java.util.Collections;
-import java.util.List;
+import java.util.*;
 import java.util.stream.Collectors;
 
 @Component("emailUtils")
@@ -259,7 +259,12 @@ public class EmailUtilsImpl implements EmailUtils {
                     "This message has been generated automatically.";
             message = createUserMail(message, authentication);
 
-            this.sendMail(repository.getRegisteredby(), subject, message);
+            Collection<String> emailTo = new HashSet<>();
+            if (repository.getRegisteredby() != null) {
+                emailTo.add(repository.getRegisteredby());
+            }
+            emailTo.add(User.from(((OIDCAuthenticationToken) authentication).getUserInfo()).getEmail());
+            this.sendMail(emailTo, subject, message);
 
         } catch (Exception e) {
             logger.error("Error while sending registration of interface notification email to user: " + repository.getRegisteredby(), e);
@@ -288,7 +293,12 @@ public class EmailUtilsImpl implements EmailUtils {
                             "If you have any questions, write to 'helpdesk@openaire.eu'.";
             message = createUserMail(message, authentication);
 
-            this.sendMail(repository.getRegisteredby(), subject, message);
+            Collection<String> emailTo = new HashSet<>();
+            if (repository.getRegisteredby() != null) {
+                emailTo.add(repository.getRegisteredby());
+            }
+            emailTo.add(User.from(((OIDCAuthenticationToken) authentication).getUserInfo()).getEmail());
+            this.sendMail(emailTo, subject, message);
 
         } catch (Exception e) {
             logger.error("Error while sending registration notification email to user: " + repository.getRegisteredby(), e);
@@ -346,7 +356,12 @@ public class EmailUtilsImpl implements EmailUtils {
                             "If you have any questions, write to 'helpdesk@openaire.eu'.";
             message = createUserMail(message, authentication);
 
-            this.sendMail(repository.getRegisteredby(), subject, message);
+            Collection<String> emailTo = new HashSet<>();
+            if (repository.getRegisteredby() != null) {
+                emailTo.add(repository.getRegisteredby());
+            }
+            emailTo.add(User.from(((OIDCAuthenticationToken) authentication).getUserInfo()).getEmail());
+            this.sendMail(emailTo, subject, message);
 
         } catch (Exception e) {
             logger.error("Error while sending registration notification email to user: " + repository.getRegisteredby(), e);
@@ -781,7 +796,7 @@ public class EmailUtilsImpl implements EmailUtils {
         this.sendMail(Collections.singletonList(email), subject, message);
     }
 
-    public void sendMail(List<String> recipients, String subject, String message) {
+    public void sendMail(Collection<String> recipients, String subject, String message) {
         try {
             logger.debug("Sending e-mail\nRecipients: {}\nSubject: {}\nMessage: {}", recipients, subject, message);
             mailLibrary.sendEmail(recipients.toArray(new String[]{}), subject, message);