diff --git a/client-api/src/main/java/ru/dragonestia/picker/api/repository/AccountRepository.java b/client-api/src/main/java/ru/dragonestia/picker/api/repository/AccountRepository.java
new file mode 100644
index 0000000..ddca960
--- /dev/null
+++ b/client-api/src/main/java/ru/dragonestia/picker/api/repository/AccountRepository.java
@@ -0,0 +1,11 @@
+package ru.dragonestia.picker.api.repository;
+
+import org.jetbrains.annotations.NotNull;
+import ru.dragonestia.picker.api.model.account.ResponseAccount;
+
+import java.util.Optional;
+
+public interface AccountRepository {
+
+    Optional<ResponseAccount> findAccountByUsername(@NotNull String username);
+}
diff --git a/client-impl/src/main/java/ru/dragonestia/picker/api/impl/RoomPickerClient.java b/client-impl/src/main/java/ru/dragonestia/picker/api/impl/RoomPickerClient.java
index b9e5076..c5febad 100644
--- a/client-impl/src/main/java/ru/dragonestia/picker/api/impl/RoomPickerClient.java
+++ b/client-impl/src/main/java/ru/dragonestia/picker/api/impl/RoomPickerClient.java
@@ -5,11 +5,13 @@ import okhttp3.Request;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.ApiStatus.Internal;
 
+import ru.dragonestia.picker.api.impl.repository.AccountRepositoryImpl;
 import ru.dragonestia.picker.api.impl.repository.NodeRepositoryImpl;
 import ru.dragonestia.picker.api.impl.repository.RoomRepositoryImpl;
 import ru.dragonestia.picker.api.impl.repository.UserRepositoryImpl;
 import ru.dragonestia.picker.api.impl.util.RestTemplate;
 import ru.dragonestia.picker.api.impl.util.type.HttpMethod;
+import ru.dragonestia.picker.api.repository.AccountRepository;
 import ru.dragonestia.picker.api.repository.NodeRepository;
 import ru.dragonestia.picker.api.repository.RoomRepository;
 import ru.dragonestia.picker.api.repository.UserRepository;
@@ -24,6 +26,7 @@ public class RoomPickerClient {
     private final NodeRepository nodeRepository;
     private final RoomRepository roomRepository;
     private final UserRepository userRepository;
+    private final AccountRepository accountRepository;
 
     public RoomPickerClient(@NotNull String url, @NotNull String username, @NotNull String password) {
         this.url = url;
@@ -33,6 +36,7 @@ public class RoomPickerClient {
         this.nodeRepository = new NodeRepositoryImpl(this);
         this.roomRepository = new RoomRepositoryImpl(this);
         this.userRepository = new UserRepositoryImpl(this);
+        this.accountRepository = new AccountRepositoryImpl(this);
     }
 
     @Internal
diff --git a/client-impl/src/main/java/ru/dragonestia/picker/api/impl/repository/AuthException.java b/client-impl/src/main/java/ru/dragonestia/picker/api/impl/exception/AuthException.java
similarity index 71%
rename from client-impl/src/main/java/ru/dragonestia/picker/api/impl/repository/AuthException.java
rename to client-impl/src/main/java/ru/dragonestia/picker/api/impl/exception/AuthException.java
index 219a0c2..a40779f 100644
--- a/client-impl/src/main/java/ru/dragonestia/picker/api/impl/repository/AuthException.java
+++ b/client-impl/src/main/java/ru/dragonestia/picker/api/impl/exception/AuthException.java
@@ -1,4 +1,4 @@
-package ru.dragonestia.picker.api.impl.repository;
+package ru.dragonestia.picker.api.impl.exception;
 
 public class AuthException extends RuntimeException {
 
diff --git a/client-impl/src/main/java/ru/dragonestia/picker/api/impl/repository/AccountRepositoryImpl.java b/client-impl/src/main/java/ru/dragonestia/picker/api/impl/repository/AccountRepositoryImpl.java
new file mode 100644
index 0000000..5600ecc
--- /dev/null
+++ b/client-impl/src/main/java/ru/dragonestia/picker/api/impl/repository/AccountRepositoryImpl.java
@@ -0,0 +1,25 @@
+package ru.dragonestia.picker.api.impl.repository;
+
+import org.jetbrains.annotations.ApiStatus.Internal;
+import org.jetbrains.annotations.NotNull;
+import ru.dragonestia.picker.api.impl.RoomPickerClient;
+import ru.dragonestia.picker.api.impl.util.RestTemplate;
+import ru.dragonestia.picker.api.model.account.ResponseAccount;
+import ru.dragonestia.picker.api.repository.AccountRepository;
+
+import java.util.Optional;
+
+public class AccountRepositoryImpl implements AccountRepository {
+
+    private final RestTemplate rest;
+
+    @Internal
+    public AccountRepositoryImpl(RoomPickerClient client) {
+        this.rest = client.getRestTemplate();
+    }
+
+    @Override
+    public Optional<ResponseAccount> findAccountByUsername(@NotNull String username) {
+        throw new UnsupportedOperationException("Not implemented");
+    }
+}
diff --git a/client-impl/src/main/java/ru/dragonestia/picker/api/impl/util/RestTemplate.java b/client-impl/src/main/java/ru/dragonestia/picker/api/impl/util/RestTemplate.java
index 2982a37..78c2cad 100644
--- a/client-impl/src/main/java/ru/dragonestia/picker/api/impl/util/RestTemplate.java
+++ b/client-impl/src/main/java/ru/dragonestia/picker/api/impl/util/RestTemplate.java
@@ -6,7 +6,7 @@ import com.fasterxml.jackson.databind.ObjectMapper;
 import okhttp3.*;
 import org.jetbrains.annotations.ApiStatus.Internal;
 import ru.dragonestia.picker.api.impl.exception.NotEnoughPermissions;
-import ru.dragonestia.picker.api.impl.repository.AuthException;
+import ru.dragonestia.picker.api.impl.exception.AuthException;
 import ru.dragonestia.picker.api.exception.ExceptionFactory;
 import ru.dragonestia.picker.api.impl.RoomPickerClient;
 import ru.dragonestia.picker.api.impl.util.type.HttpMethod;