diff --git a/pom.xml b/pom.xml
index db5b8da..da0d59a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -28,7 +28,7 @@
 		<dependency>
 			<groupId>com.github.informatik-ag-ngl</groupId>
 			<artifactId>envoy-common</artifactId>
-			<version>develop-SNAPSHOT</version>
+			<version>f~contacts-SNAPSHOT</version>
 		</dependency>
 		<dependency>
 			<groupId>com.github.informatik-ag-ngl</groupId>
diff --git a/src/main/java/envoy/server/data/User.java b/src/main/java/envoy/server/data/User.java
index 877a699..6a07bcf 100644
--- a/src/main/java/envoy/server/data/User.java
+++ b/src/main/java/envoy/server/data/User.java
@@ -22,8 +22,8 @@ import javax.persistence.*;
 @Table(name = "users")
 @NamedQueries(
 	{ @NamedQuery(query = "SELECT u FROM User u WHERE u.name = :name", name = "getUserByName"),
-			@NamedQuery(query = "SELECT u.contacts FROM User u WHERE u = :user", name = "getContactsOfUser")// not tested
-	}
+			@NamedQuery(query = "SELECT u.contacts FROM User u WHERE u = :user", name = "getContactsOfUser"), // not tested
+			@NamedQuery(query = "SELECT u FROM User u WHERE lower(u.name) LIKE lower(:searchPhrase)", name = "searchUsers") }
 )
 public class User {
 
diff --git a/src/main/java/envoy/server/database/PersistenceManager.java b/src/main/java/envoy/server/database/PersistenceManager.java
index 84587e6..32a5219 100644
--- a/src/main/java/envoy/server/database/PersistenceManager.java
+++ b/src/main/java/envoy/server/database/PersistenceManager.java
@@ -176,6 +176,10 @@ public class PersistenceManager {
 		return entityManager.createNamedQuery("getUnreadMessages").setParameter("recipient", user).getResultList();
 	}
 
+	public List<User> searchUsers(String searchPhrase) {
+		return entityManager.createNamedQuery("searchUsers").setParameter("searchPhrase", searchPhrase).getResultList();
+	}
+
 	/**
 	 * @param user the User whose contacts should be retrieved
 	 * @return the contacts of this User - currently everyone using Envoy
diff --git a/src/main/java/envoy/server/processors/ContactsRequestProcesor.java b/src/main/java/envoy/server/processors/ContactsRequestProcesor.java
new file mode 100644
index 0000000..7757345
--- /dev/null
+++ b/src/main/java/envoy/server/processors/ContactsRequestProcesor.java
@@ -0,0 +1,33 @@
+package envoy.server.processors;
+
+import java.io.IOException;
+import java.util.stream.Collectors;
+
+import envoy.event.ContactsRequest;
+import envoy.server.ObjectProcessor;
+import envoy.server.database.PersistenceManager;
+import envoy.server.net.ObjectWriteProxy;
+
+/**
+ * Project: <strong>envoy-server-standalone</strong><br>
+ * File: <strong>ContactsRequestProcesor.java</strong><br>
+ * Created: <strong>08.02.2020</strong><br>
+ * 
+ * @author Kai S. K. Engelbart
+ * @since Envoy Server Standalone v0.1-alpha
+ */
+public class ContactsRequestProcesor implements ObjectProcessor<ContactsRequest> {
+
+	@Override
+	public void process(ContactsRequest request, long socketId, ObjectWriteProxy writeProxy) throws IOException {
+		writeProxy.write(socketId,
+				PersistenceManager.getPersistenceManager()
+					.searchUsers(request.get())
+					.stream()
+					.map(envoy.server.data.User::toCommonUser)
+					.collect(Collectors.toList()));
+	}
+
+	@Override
+	public Class<ContactsRequest> getInputClass() { return ContactsRequest.class; }
+}
diff --git a/src/main/java/envoy/server/processors/LoginCredentialProcessor.java b/src/main/java/envoy/server/processors/LoginCredentialProcessor.java
index 4a7f2c8..2bad4e4 100644
--- a/src/main/java/envoy/server/processors/LoginCredentialProcessor.java
+++ b/src/main/java/envoy/server/processors/LoginCredentialProcessor.java
@@ -52,8 +52,7 @@ public class LoginCredentialProcessor implements ObjectProcessor<LoginCredential
 		UserStatusChangeProcessor.updateUserStatus(user);
 
 		// Create contacts
-		Contacts contacts = new Contacts(user.getId(),
-				user.getContacts().stream().map(envoy.server.data.User::toCommonUser).collect(Collectors.toList()));
+		Contacts contacts = new Contacts(user.getContacts().stream().map(envoy.server.data.User::toCommonUser).collect(Collectors.toList()));
 		contacts.getContacts().add(user.toCommonUser());
 
 		// Complete handshake