diff --git a/src/main/java/net/hostsharing/hsadminng/hs/office/bankaccount/HsOfficeBankAccountController.java b/src/main/java/net/hostsharing/hsadminng/hs/office/bankaccount/HsOfficeBankAccountController.java
index 69295853..50087bf4 100644
--- a/src/main/java/net/hostsharing/hsadminng/hs/office/bankaccount/HsOfficeBankAccountController.java
+++ b/src/main/java/net/hostsharing/hsadminng/hs/office/bankaccount/HsOfficeBankAccountController.java
@@ -1,5 +1,6 @@
 package net.hostsharing.hsadminng.hs.office.bankaccount;
 
+import io.micrometer.core.annotation.Timed;
 import net.hostsharing.hsadminng.context.Context;
 import net.hostsharing.hsadminng.hs.office.generated.api.v1.api.HsOfficeBankAccountsApi;
 import net.hostsharing.hsadminng.hs.office.generated.api.v1.model.HsOfficeBankAccountInsertResource;
@@ -31,7 +32,8 @@ public class HsOfficeBankAccountController implements HsOfficeBankAccountsApi {
 
     @Override
     @Transactional(readOnly = true)
-    public ResponseEntity<List<HsOfficeBankAccountResource>> listBankAccounts(
+    @Timed("app.bankAccounts.api.patchDebitor")
+    public ResponseEntity<List<HsOfficeBankAccountResource>> getListOfBankAccounts(
             final String currentSubject,
             final String assumedRoles,
             final String holder) {
@@ -45,7 +47,8 @@ public class HsOfficeBankAccountController implements HsOfficeBankAccountsApi {
 
     @Override
     @Transactional
-    public ResponseEntity<HsOfficeBankAccountResource> addBankAccount(
+    @Timed("app.bankAccounts.api.postNewBankAccount")
+    public ResponseEntity<HsOfficeBankAccountResource> postNewBankAccount(
             final String currentSubject,
             final String assumedRoles,
             final HsOfficeBankAccountInsertResource body) {
@@ -71,7 +74,8 @@ public class HsOfficeBankAccountController implements HsOfficeBankAccountsApi {
 
     @Override
     @Transactional(readOnly = true)
-    public ResponseEntity<HsOfficeBankAccountResource> getBankAccountByUuid(
+    @Timed("app.bankAccounts.api.getSingleBankAccountByUuid")
+    public ResponseEntity<HsOfficeBankAccountResource> getSingleBankAccountByUuid(
             final String currentSubject,
             final String assumedRoles,
             final UUID bankAccountUuid) {
@@ -87,6 +91,7 @@ public class HsOfficeBankAccountController implements HsOfficeBankAccountsApi {
 
     @Override
     @Transactional
+    @Timed("app.bankAccounts.api.deleteBankAccountByUuid")
     public ResponseEntity<Void> deleteBankAccountByUuid(
             final String currentSubject,
             final String assumedRoles,
diff --git a/src/main/java/net/hostsharing/hsadminng/hs/office/bankaccount/HsOfficeBankAccountRepository.java b/src/main/java/net/hostsharing/hsadminng/hs/office/bankaccount/HsOfficeBankAccountRepository.java
index 11de3bdb..ecc1b2c0 100644
--- a/src/main/java/net/hostsharing/hsadminng/hs/office/bankaccount/HsOfficeBankAccountRepository.java
+++ b/src/main/java/net/hostsharing/hsadminng/hs/office/bankaccount/HsOfficeBankAccountRepository.java
@@ -1,5 +1,6 @@
 package net.hostsharing.hsadminng.hs.office.bankaccount;
 
+import io.micrometer.core.annotation.Timed;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.Repository;
 
@@ -9,23 +10,30 @@ import java.util.UUID;
 
 public interface HsOfficeBankAccountRepository extends Repository<HsOfficeBankAccountEntity, UUID> {
 
+    @Timed("app.bankAccounts.repo.findByUuid")
     Optional<HsOfficeBankAccountEntity> findByUuid(UUID id);
 
     @Query("""
             SELECT c FROM HsOfficeBankAccountEntity c
                 WHERE lower(c.holder) like lower(concat(:holder, '%'))
                 ORDER BY c.holder
-               """)
+            """)
+    @Timed("app.bankAccounts.repo.findByOptionalHolderLikeImpl")
     List<HsOfficeBankAccountEntity> findByOptionalHolderLikeImpl(String holder);
     default List<HsOfficeBankAccountEntity> findByOptionalHolderLike(String holder) {
         return findByOptionalHolderLikeImpl(holder == null ? "" : holder);
     }
 
+
+    @Timed("app.bankAccounts.repo.findByIbanOrderByIbanAsc")
     List<HsOfficeBankAccountEntity> findByIbanOrderByIbanAsc(String iban);
 
+    @Timed("app.bankAccounts.repo.save")
     <S extends HsOfficeBankAccountEntity> S save(S entity);
 
+    @Timed("app.bankAccounts.repo.deleteByUuid")
     int deleteByUuid(final UUID uuid);
 
+    @Timed("app.bankAccounts.repo.count")
     long count();
 }
diff --git a/src/main/java/net/hostsharing/hsadminng/hs/office/sepamandate/HsOfficeSepaMandateController.java b/src/main/java/net/hostsharing/hsadminng/hs/office/sepamandate/HsOfficeSepaMandateController.java
index 0a72e425..05916d7c 100644
--- a/src/main/java/net/hostsharing/hsadminng/hs/office/sepamandate/HsOfficeSepaMandateController.java
+++ b/src/main/java/net/hostsharing/hsadminng/hs/office/sepamandate/HsOfficeSepaMandateController.java
@@ -1,5 +1,6 @@
 package net.hostsharing.hsadminng.hs.office.sepamandate;
 
+import io.micrometer.core.annotation.Timed;
 import net.hostsharing.hsadminng.context.Context;
 import net.hostsharing.hsadminng.hs.office.generated.api.v1.api.HsOfficeSepaMandatesApi;
 import net.hostsharing.hsadminng.hs.office.generated.api.v1.model.HsOfficeSepaMandateInsertResource;
@@ -38,7 +39,8 @@ public class HsOfficeSepaMandateController implements HsOfficeSepaMandatesApi {
 
     @Override
     @Transactional(readOnly = true)
-    public ResponseEntity<List<HsOfficeSepaMandateResource>> listSepaMandatesByIban(
+    @Timed("app.sepaMandates.api.getListOfSepaMandates")
+    public ResponseEntity<List<HsOfficeSepaMandateResource>> getListOfSepaMandates(
             final String currentSubject,
             final String assumedRoles,
             final String iban) {
@@ -53,7 +55,8 @@ public class HsOfficeSepaMandateController implements HsOfficeSepaMandatesApi {
 
     @Override
     @Transactional
-    public ResponseEntity<HsOfficeSepaMandateResource> addSepaMandate(
+    @Timed("app.sepaMandates.api.postNewSepaMandate")
+    public ResponseEntity<HsOfficeSepaMandateResource> postNewSepaMandate(
             final String currentSubject,
             final String assumedRoles,
             final HsOfficeSepaMandateInsertResource body) {
@@ -76,7 +79,8 @@ public class HsOfficeSepaMandateController implements HsOfficeSepaMandatesApi {
 
     @Override
     @Transactional(readOnly = true)
-    public ResponseEntity<HsOfficeSepaMandateResource> getSepaMandateByUuid(
+    @Timed("app.sepaMandates.api.getSingleSepaMandateByUuid")
+    public ResponseEntity<HsOfficeSepaMandateResource> getSingleSepaMandateByUuid(
             final String currentSubject,
             final String assumedRoles,
             final UUID sepaMandateUuid) {
@@ -93,6 +97,7 @@ public class HsOfficeSepaMandateController implements HsOfficeSepaMandatesApi {
 
     @Override
     @Transactional
+    @Timed("app.sepaMandates.api.deleteSepaMandateByUuid")
     public ResponseEntity<Void> deleteSepaMandateByUuid(
             final String currentSubject,
             final String assumedRoles,
@@ -109,6 +114,7 @@ public class HsOfficeSepaMandateController implements HsOfficeSepaMandatesApi {
 
     @Override
     @Transactional
+    @Timed("app.sepaMandates.api.patchSepaMandate")
     public ResponseEntity<HsOfficeSepaMandateResource> patchSepaMandate(
             final String currentSubject,
             final String assumedRoles,
diff --git a/src/main/java/net/hostsharing/hsadminng/hs/office/sepamandate/HsOfficeSepaMandateRepository.java b/src/main/java/net/hostsharing/hsadminng/hs/office/sepamandate/HsOfficeSepaMandateRepository.java
index aab53bae..24ebfe1d 100644
--- a/src/main/java/net/hostsharing/hsadminng/hs/office/sepamandate/HsOfficeSepaMandateRepository.java
+++ b/src/main/java/net/hostsharing/hsadminng/hs/office/sepamandate/HsOfficeSepaMandateRepository.java
@@ -1,5 +1,6 @@
 package net.hostsharing.hsadminng.hs.office.sepamandate;
 
+import io.micrometer.core.annotation.Timed;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.Repository;
 
@@ -9,6 +10,7 @@ import java.util.UUID;
 
 public interface HsOfficeSepaMandateRepository extends Repository<HsOfficeSepaMandateEntity, UUID> {
 
+    @Timed("app.sepaMandates.repo.findByUuid")
     Optional<HsOfficeSepaMandateEntity> findByUuid(UUID id);
 
     @Query("""
@@ -16,12 +18,16 @@ public interface HsOfficeSepaMandateRepository extends Repository<HsOfficeSepaMa
                 WHERE :iban is null
                     OR mandate.bankAccount.iban like concat(cast(:iban as text), '%')
                 ORDER BY mandate.bankAccount.iban
-               """)
+            """)
+    @Timed("app.sepaMandates.repo.findSepaMandateByOptionalIban")
     List<HsOfficeSepaMandateEntity> findSepaMandateByOptionalIban(String iban);
 
+    @Timed("app.sepaMandates.repo.save")
     HsOfficeSepaMandateEntity save(final HsOfficeSepaMandateEntity entity);
 
+    @Timed("app.sepaMandates.repo.count")
     long count();
 
+    @Timed("app.sepaMandates.repo.deleteByUuid")
     int deleteByUuid(UUID uuid);
 }
diff --git a/src/main/resources/api-definition/hs-office/hs-office-bankaccounts-with-uuid.yaml b/src/main/resources/api-definition/hs-office/hs-office-bankaccounts-with-uuid.yaml
index cdef972a..08602841 100644
--- a/src/main/resources/api-definition/hs-office/hs-office-bankaccounts-with-uuid.yaml
+++ b/src/main/resources/api-definition/hs-office/hs-office-bankaccounts-with-uuid.yaml
@@ -2,7 +2,7 @@ get:
     tags:
         - hs-office-bank-accounts
     description: 'Fetch a single bank account by its uuid, if visible for the current subject.'
-    operationId: getBankAccountByUuid
+    operationId: getSingleBankAccountByUuid
     parameters:
         - $ref: 'auth.yaml#/components/parameters/currentSubject'
         - $ref: 'auth.yaml#/components/parameters/assumedRoles'
diff --git a/src/main/resources/api-definition/hs-office/hs-office-bankaccounts.yaml b/src/main/resources/api-definition/hs-office/hs-office-bankaccounts.yaml
index 316fc250..e492d093 100644
--- a/src/main/resources/api-definition/hs-office/hs-office-bankaccounts.yaml
+++ b/src/main/resources/api-definition/hs-office/hs-office-bankaccounts.yaml
@@ -3,7 +3,7 @@ get:
     description: Returns the list of (optionally filtered) bankaccounts which are visible to the current subject or any of it's assumed roles.
     tags:
         - hs-office-bank-accounts
-    operationId: listBankAccounts
+    operationId: getListOfBankAccounts
     parameters:
         - $ref: 'auth.yaml#/components/parameters/currentSubject'
         - $ref: 'auth.yaml#/components/parameters/assumedRoles'
@@ -31,7 +31,7 @@ post:
     summary: Adds a new bank account.
     tags:
         - hs-office-bank-accounts
-    operationId: addBankAccount
+    operationId: postNewBankAccount
     parameters:
         - $ref: 'auth.yaml#/components/parameters/currentSubject'
         - $ref: 'auth.yaml#/components/parameters/assumedRoles'
diff --git a/src/main/resources/api-definition/hs-office/hs-office-sepamandates-with-uuid.yaml b/src/main/resources/api-definition/hs-office/hs-office-sepamandates-with-uuid.yaml
index 1e14a235..3ff4ccb4 100644
--- a/src/main/resources/api-definition/hs-office/hs-office-sepamandates-with-uuid.yaml
+++ b/src/main/resources/api-definition/hs-office/hs-office-sepamandates-with-uuid.yaml
@@ -2,7 +2,7 @@ get:
     tags:
         - hs-office-sepaMandates
     description: 'Fetch a single SEPA Mandate by its uuid, if visible for the current subject.'
-    operationId: getSepaMandateByUuid
+    operationId: getSingleSepaMandateByUuid
     parameters:
         - $ref: 'auth.yaml#/components/parameters/currentSubject'
         - $ref: 'auth.yaml#/components/parameters/assumedRoles'
diff --git a/src/main/resources/api-definition/hs-office/hs-office-sepamandates.yaml b/src/main/resources/api-definition/hs-office/hs-office-sepamandates.yaml
index 724d8ece..ad624014 100644
--- a/src/main/resources/api-definition/hs-office/hs-office-sepamandates.yaml
+++ b/src/main/resources/api-definition/hs-office/hs-office-sepamandates.yaml
@@ -3,7 +3,7 @@ get:
     description: Returns the list of (optionally filtered) SEPA Mandates which are visible to the current subject or any of it's assumed roles.
     tags:
         - hs-office-sepaMandates
-    operationId: listSepaMandatesByIBAN
+    operationId: getListOfSepaMandates
     parameters:
         - $ref: 'auth.yaml#/components/parameters/currentSubject'
         - $ref: 'auth.yaml#/components/parameters/assumedRoles'
@@ -31,7 +31,7 @@ post:
     summary: Adds a new SEPA Mandate.
     tags:
         - hs-office-sepaMandates
-    operationId: addSepaMandate
+    operationId: postNewSepaMandate
     parameters:
         - $ref: 'auth.yaml#/components/parameters/currentSubject'
         - $ref: 'auth.yaml#/components/parameters/assumedRoles'
diff --git a/src/test/java/net/hostsharing/hsadminng/hs/office/bankaccount/HsOfficeBankAccountControllerAcceptanceTest.java b/src/test/java/net/hostsharing/hsadminng/hs/office/bankaccount/HsOfficeBankAccountControllerAcceptanceTest.java
index 4d6c9973..0a565a60 100644
--- a/src/test/java/net/hostsharing/hsadminng/hs/office/bankaccount/HsOfficeBankAccountControllerAcceptanceTest.java
+++ b/src/test/java/net/hostsharing/hsadminng/hs/office/bankaccount/HsOfficeBankAccountControllerAcceptanceTest.java
@@ -50,7 +50,7 @@ class HsOfficeBankAccountControllerAcceptanceTest extends ContextBasedTestWithCl
     EntityManager em;
 
     @Nested
-    class ListBankAccounts {
+    class GetListOfBankAccounts {
 
         @Test
         void globalAdmin_withoutAssumedRoles_canViewAllBankAccounts_ifNoCriteriaGiven() throws JSONException {
@@ -117,7 +117,7 @@ class HsOfficeBankAccountControllerAcceptanceTest extends ContextBasedTestWithCl
     class CreateBankAccount {
 
         @Test
-        void globalAdmin_withoutAssumedRole_canAddBankAccount() {
+        void globalAdmin_withoutAssumedRole_canPostNewBankAccount() {
 
             context.define("superuser-alex@hostsharing.net");
 
diff --git a/src/test/java/net/hostsharing/hsadminng/hs/office/bankaccount/HsOfficeBankAccountRepositoryIntegrationTest.java b/src/test/java/net/hostsharing/hsadminng/hs/office/bankaccount/HsOfficeBankAccountRepositoryIntegrationTest.java
index ed573418..770ef859 100644
--- a/src/test/java/net/hostsharing/hsadminng/hs/office/bankaccount/HsOfficeBankAccountRepositoryIntegrationTest.java
+++ b/src/test/java/net/hostsharing/hsadminng/hs/office/bankaccount/HsOfficeBankAccountRepositoryIntegrationTest.java
@@ -128,7 +128,7 @@ class HsOfficeBankAccountRepositoryIntegrationTest extends ContextBasedTestWithC
     }
 
     @Nested
-    class ListBankAccounts {
+    class GetListOfBankAccounts {
 
         @Test
         public void globalAdmin_canViewAllBankAccounts() {
diff --git a/src/test/java/net/hostsharing/hsadminng/hs/office/sepamandate/HsOfficeSepaMandateControllerAcceptanceTest.java b/src/test/java/net/hostsharing/hsadminng/hs/office/sepamandate/HsOfficeSepaMandateControllerAcceptanceTest.java
index 4eccac8e..63cce53f 100644
--- a/src/test/java/net/hostsharing/hsadminng/hs/office/sepamandate/HsOfficeSepaMandateControllerAcceptanceTest.java
+++ b/src/test/java/net/hostsharing/hsadminng/hs/office/sepamandate/HsOfficeSepaMandateControllerAcceptanceTest.java
@@ -132,10 +132,10 @@ class HsOfficeSepaMandateControllerAcceptanceTest extends ContextBasedTestWithCl
     }
 
     @Nested
-    class AddSepaMandate {
+    class PostNewSepaMandate {
 
         @Test
-        void globalAdmin_canAddSepaMandate() {
+        void globalAdmin_canPostNewSepaMandate() {
 
             context.define("superuser-alex@hostsharing.net");
             final var givenDebitor = debitorRepo.findDebitorByOptionalNameLike("Third").get(0);
@@ -177,7 +177,7 @@ class HsOfficeSepaMandateControllerAcceptanceTest extends ContextBasedTestWithCl
 
         // TODO.test: move validation tests to a ...WebMvcTest
         @Test
-        void globalAdmin_canNotAddSepaMandateWhenDebitorUuidIsMissing() {
+        void globalAdmin_canNotPostNewSepaMandateWhenDebitorUuidIsMissing() {
 
             context.define("superuser-alex@hostsharing.net");
             final var givenDebitor = debitorRepo.findDebitorByOptionalNameLike("Third").get(0);
@@ -202,7 +202,7 @@ class HsOfficeSepaMandateControllerAcceptanceTest extends ContextBasedTestWithCl
         }
 
         @Test
-        void globalAdmin_canNotAddSepaMandate_ifBankAccountDoesNotExist() {
+        void globalAdmin_canNotPostNewSepaMandate_ifBankAccountDoesNotExist() {
 
             context.define("superuser-alex@hostsharing.net");
             final var givenDebitor = debitorRepo.findDebitorByOptionalNameLike("Third").get(0);
@@ -232,7 +232,7 @@ class HsOfficeSepaMandateControllerAcceptanceTest extends ContextBasedTestWithCl
         }
 
         @Test
-        void globalAdmin_canNotAddSepaMandate_ifPersonDoesNotExist() {
+        void globalAdmin_canNotPostNewSepaMandate_ifPersonDoesNotExist() {
 
             context.define("superuser-alex@hostsharing.net");
             final var givenDebitorUuid = UUID.fromString("00000000-0000-0000-0000-000000000000");