diff --git a/src/app/app.component.ts b/src/app/app.component.ts
index 2d66c0e..1329634 100644
--- a/src/app/app.component.ts
+++ b/src/app/app.component.ts
@@ -1,8 +1,10 @@
 import { Component, OnInit } from '@angular/core';
-import { CollaborateurConnecte } from '@shared/globales/collaborateur-connecte'
 import { CollaborateursService } from '@shared/api-swagger/api/api'
 import { AuthService } from '@shared/auth/auth.service';
 import { Subscription } from 'rxjs';
+
+import { cles } from "@shared/utils/cles"
+
 @Component({
   selector: 'app-root',
   templateUrl: './app.component.html',
@@ -15,15 +17,17 @@ export class AppComponent implements OnInit {
   subscriber: Subscription;
 
 
-  constructor(private collaborateurConnecte:CollaborateurConnecte, private collaborateursService: CollaborateursService,
+  constructor(private collaborateursService: CollaborateursService,
     private authService: AuthService ) {
     
   }
 
   ngOnInit(): void {
-    this.subscriber = this.collaborateursService.getCollaborateurByMail(this.authService.mail).subscribe(
-      collaborateur => this.collaborateurConnecte.collaborateur = collaborateur
-    );
+    if(sessionStorage.getItem(cles.sessionKeyConnectee) == undefined) {
+      this.subscriber = this.collaborateursService.getCollaborateurByMail(this.authService.mail).subscribe(
+        collaborateur => sessionStorage.setItem(cles.sessionKeyConnectee, JSON.stringify(collaborateur))
+      );
+    }
   }
 
   ngOnDestroy(): void {
diff --git a/src/app/app.module.ts b/src/app/app.module.ts
index 41f2951..2e3c6b5 100644
--- a/src/app/app.module.ts
+++ b/src/app/app.module.ts
@@ -16,8 +16,6 @@ import { ApiModule } from '@shared/api-swagger'
 import { HomeModule } from './home';
 import { CollaborateursModule } from './collaborateurs';
 
-import { CollaborateurConnecte } from "@shared/globales/collaborateur-connecte";
-
 import { ReferentsModule } from './referents';
 import { FormationsModule } from './formations';
 import { DemandesFormationModule } from './demandes-formation';
@@ -42,7 +40,7 @@ import { AuthModule } from '@shared/auth/auth.module';
     EpSaisieModule, EpModule
     
   ],
-  providers: [CollaborateurConnecte],
+  providers: [],
   bootstrap: [AppComponent]
 })
 
diff --git a/src/app/collaborateurs/collaborateurs.component.ts b/src/app/collaborateurs/collaborateurs.component.ts
index b54bba2..aaea809 100644
--- a/src/app/collaborateurs/collaborateurs.component.ts
+++ b/src/app/collaborateurs/collaborateurs.component.ts
@@ -7,7 +7,8 @@ import {MatTableDataSource} from '@angular/material/table';
 
 import { BusinessUnitDTO, CollaborateurDTO } from '@shared/api-swagger/model/models'
 import { CollaborateursService } from "@shared/api-swagger/api/api";
-import { CollaborateurConnecte } from "@shared/globales/collaborateur-connecte"
+import { cles } from "@shared/utils/cles";
+
 
 /**
     * Composant qui sert à l'affichage de la liste des collaborateurs en fonction de l'agence de son utilitateur.
@@ -103,7 +104,7 @@ export class CollaborateursComponent implements OnInit {
    */
   dateFin: Date = undefined;
 
-  constructor(private service: CollaborateursService, private collaborateurConnecte: CollaborateurConnecte) {}
+  constructor(private service: CollaborateursService) {}
 
   ngOnInit() {
     this.setBUsId();
@@ -199,11 +200,12 @@ export class CollaborateursComponent implements OnInit {
    * création de la liste des business unit du collaborateur connecté pour afficher les checkboxes
    */
   setBUsId() {
-    if(this.collaborateurConnecte.collaborateur == undefined) {
+    if(sessionStorage.getItem(cles.sessionKeyConnectee) == undefined){
       setTimeout( () => this.setBUsId(), 1000);
     }
     else {
-      this.bus = this.collaborateurConnecte.collaborateur.businessUnit.agence.bu;
+      const connecte = JSON.parse(sessionStorage.getItem(cles.sessionKeyConnectee));
+      this.bus = connecte.businessUnit.agence.bu;
       for(let bu of this.bus) {
         this.busIds.push(bu.id);
       }
diff --git a/src/app/referents/referents.component.ts b/src/app/referents/referents.component.ts
index d468a28..8d00549 100644
--- a/src/app/referents/referents.component.ts
+++ b/src/app/referents/referents.component.ts
@@ -3,13 +3,13 @@ import { Component, OnInit, ViewChild } from '@angular/core';
 import { Subscription } from 'rxjs';
 
 import {MatTableDataSource} from '@angular/material/table';
-import {MatPaginator} from '@angular/material/paginator';
-import {MatSort} from '@angular/material/sort';
 
 import { CollaborateursService } from "@shared/api-swagger/api/api";
 
 import { BusinessUnitDTO, CollaborateurDTO } from "@shared/api-swagger/model/models";
-import { CollaborateurConnecte } from "@shared/globales/collaborateur-connecte"
+
+import { cles } from "@shared/utils/cles";
+
 
 /**
     */
@@ -96,7 +96,7 @@ export class ReferentsComponent implements OnInit {
     */
   chargement = true;
   
-  constructor(private service: CollaborateursService, private collaborateurConnecte: CollaborateurConnecte) {}
+  constructor(private service: CollaborateursService) {}
 
   ngOnInit() {
     this.setBUsId();
@@ -162,11 +162,12 @@ export class ReferentsComponent implements OnInit {
    * création de la liste des business unit du collaborateur connecté pour afficher les checkboxes
    */
   setBUsId() {
-    if(this.collaborateurConnecte.collaborateur == undefined) {
+    if(sessionStorage.getItem(cles.sessionKeyConnectee) == undefined){
       setTimeout( () => this.setBUsId(), 1000);
     }
     else {
-      this.bus = this.collaborateurConnecte.collaborateur.businessUnit.agence.bu;
+      const connecte = JSON.parse(sessionStorage.getItem(cles.sessionKeyConnectee));
+      this.bus = connecte.businessUnit.agence.bu;
       for(let bu of this.bus) {
         this.busIds.push(bu.id);
       }
diff --git a/src/app/shared/globales/collaborateur-connecte.ts b/src/app/shared/globales/collaborateur-connecte.ts
deleted file mode 100644
index 1c86448..0000000
--- a/src/app/shared/globales/collaborateur-connecte.ts
+++ /dev/null
@@ -1,7 +0,0 @@
-import { Injectable } from "@angular/core";
-import { CollaborateurDTO } from "@shared/api-swagger/model/models";
-
-@Injectable()
-export class CollaborateurConnecte {
-    collaborateur: CollaborateurDTO
-}
\ No newline at end of file
diff --git a/src/app/shared/utils/cles.ts b/src/app/shared/utils/cles.ts
new file mode 100644
index 0000000..49e19f5
--- /dev/null
+++ b/src/app/shared/utils/cles.ts
@@ -0,0 +1,3 @@
+export const cles = {
+    sessionKeyConnectee : "collaborateurConnecte",
+}
\ No newline at end of file