diff --git a/back-end/src/controllers/marque.controller.ts b/back-end/src/controllers/marque.controller.ts
index 1ccabea..beca463 100644
--- a/back-end/src/controllers/marque.controller.ts
+++ b/back-end/src/controllers/marque.controller.ts
@@ -1,43 +1,7 @@
 import { Request, Response } from 'express';
-import { new_client } from '../db/db_client';
 import { Marque } from '../types/marque';
-import { Either, eitherLeft, eitherRight } from '../utils/utils';
-
-const getMarque = async (idOrName: number | string): Promise<Either<Marque, string>> => {
-    const client = new_client();
-    await client.connect();
-    let res;
-    if (typeof idOrName !== 'number') {
-        res = await client.query("SELECT * FROM marques WHERE nom_marque=$1;", [`${idOrName}`]);
-    } else {
-        res = await client.query("SELECT * FROM marques WHERE id_marque=$1;", [idOrName]);
-    }
-    if (res.rows.length === 0) {
-        await client.end();
-        return eitherRight<Marque, string>("Does not exist.");
-    }
-    const marque: Marque = { id_marque: res.rows[0].id_marque, name: res.rows[0].nom_marque };
-    await client.end();
-
-    return eitherLeft<Marque, string>(marque);
-}
-
-const createMarque = async (name: string): Promise<Either<Marque, string>> => {
-    const gettingMarque = await getMarque(name);
-    if (!gettingMarque.hasRight) {
-        return eitherRight<Marque, string>("Already in database.");
-    }
-    const client = new_client();
-    await client.connect();
-    const res = await client.query("INSERT INTO marques (nom_membre) VALUES ($1) RETURNING *;", [`${name}`]);
-    if (res.rows.length === 0) {
-        await client.end();
-        return eitherRight<Marque, string>("Something went wrong");
-    }
-    const marque: Marque = { id_marque: res.rows[0].id_marque, name: res.rows[0].nom_marque };
-    await client.end();
-    return eitherLeft<Marque, string>(marque);
-};
+import marqueService from '../services/marque.service';
+import { Either } from '../utils/utils';
 
 const register = async (req: Request, res: Response) => {
     if (!req || !req.body || !req.body.name) {
@@ -45,7 +9,7 @@ const register = async (req: Request, res: Response) => {
         return;
     }
     const name: string = req.body.name;
-    const marque: Either<Marque, string> = await createMarque(name);
+    const marque: Either<Marque, string> = await marqueService.createMarque(name);
     if (marque.hasRight) {
         res.status(403).send(marque.right);
         return;
@@ -54,4 +18,8 @@ const register = async (req: Request, res: Response) => {
     res.status(200).send(marque);
 }
 
-export { register };
+const marqueController = {
+	register
+};
+
+export default marqueController;
diff --git a/back-end/src/routes/marque.route.ts b/back-end/src/routes/marque.route.ts
index b0619e5..4967d8f 100644
--- a/back-end/src/routes/marque.route.ts
+++ b/back-end/src/routes/marque.route.ts
@@ -1,8 +1,8 @@
 import express from 'express';
-import { register } from '../controllers/marque.controller';
+import marqueController from '../controllers/marque.controller';
 
 const router = express.Router();
 
-router.post('/register', register);
+router.post('/register', marqueController.register);
 
 export default router;
diff --git a/back-end/src/services/marque.service.ts b/back-end/src/services/marque.service.ts
new file mode 100644
index 0000000..47eaf48
--- /dev/null
+++ b/back-end/src/services/marque.service.ts
@@ -0,0 +1,47 @@
+import { Request, Response } from 'express';
+import { new_client } from '../db/db_client';
+import { Marque } from '../types/marque';
+import { Either, eitherLeft, eitherRight } from '../utils/utils';
+
+const getMarque = async (idOrName: number | string): Promise<Either<Marque, string>> => {
+    const client = new_client();
+    await client.connect();
+    let res;
+    if (typeof idOrName !== 'number') {
+        res = await client.query("SELECT * FROM marques WHERE nom_marque=$1;", [`${idOrName}`]);
+    } else {
+        res = await client.query("SELECT * FROM marques WHERE id_marque=$1;", [idOrName]);
+    }
+    if (res.rows.length === 0) {
+        await client.end();
+        return eitherRight<Marque, string>("Does not exist.");
+    }
+    const marque: Marque = { id_marque: res.rows[0].id_marque, name: res.rows[0].nom_marque };
+    await client.end();
+
+    return eitherLeft<Marque, string>(marque);
+}
+
+const createMarque = async (name: string): Promise<Either<Marque, string>> => {
+    const gettingMarque = await getMarque(name);
+    if (!gettingMarque.hasRight) {
+        return eitherRight<Marque, string>("Already in database.");
+    }
+    const client = new_client();
+    await client.connect();
+    const res = await client.query("INSERT INTO marques (nom_membre) VALUES ($1) RETURNING *;", [`${name}`]);
+    if (res.rows.length === 0) {
+        await client.end();
+        return eitherRight<Marque, string>("Something went wrong");
+    }
+    const marque: Marque = { id_marque: res.rows[0].id_marque, name: res.rows[0].nom_marque };
+    await client.end();
+    return eitherLeft<Marque, string>(marque);
+};
+
+const marqueService = {
+	getMarque,
+	createMarque
+};
+
+export default marqueService;