diff --git a/app/entreprises/forms.py b/app/entreprises/forms.py
index a129c722..c564b24d 100644
--- a/app/entreprises/forms.py
+++ b/app/entreprises/forms.py
@@ -348,8 +348,16 @@ class CorrespondantCreationForm(FlaskForm):
         validators=[DataRequired(message=CHAMP_REQUIS)],
         render_kw={"class": "form-control"},
     )
-    nom = _build_string_field("Nom (*)", render_kw={"class": "form-control"})
-    prenom = _build_string_field("Prénom (*)", render_kw={"class": "form-control"})
+    nom = StringField(
+        "Nom (*)",
+        validators=[DataRequired('Le champ "Nom" est requis')],
+        render_kw={"class": "form-control"},
+    )
+    prenom = StringField(
+        "Prénom (*)",
+        validators=[DataRequired('Le champ "Prénom" est requis')],
+        render_kw={"class": "form-control"},
+    )
     telephone = _build_string_field(
         "Téléphone (*)", required=False, render_kw={"class": "form-control"}
     )
@@ -379,7 +387,6 @@ class CorrespondantCreationForm(FlaskForm):
         if not self.telephone.data and not self.mail.data:
             msg = "Saisir un moyen de contact (mail ou téléphone)"
             self.telephone.errors.append(msg)
-            self.mail.errors.append(msg)
             validate = False
 
         return validate
@@ -464,7 +471,6 @@ class CorrespondantModificationForm(FlaskForm):
         if not self.telephone.data and not self.mail.data:
             msg = "Saisir un moyen de contact (mail ou téléphone)"
             self.telephone.errors.append(msg)
-            self.mail.errors.append(msg)
             validate = False
 
         return validate
diff --git a/app/static/css/entreprises.css b/app/static/css/entreprises.css
index 203b3aeb..14c8f210 100644
--- a/app/static/css/entreprises.css
+++ b/app/static/css/entreprises.css
@@ -129,4 +129,9 @@
 
 #form-entreprise-filter > label {
     margin-right: 20px;
+}
+
+.title-form {
+    font-weight: bold;
+    color: #a94442
 }
\ No newline at end of file
diff --git a/app/templates/entreprises/ajout_correspondants.html b/app/templates/entreprises/ajout_correspondants.html
index 18070b7f..48791603 100644
--- a/app/templates/entreprises/ajout_correspondants.html
+++ b/app/templates/entreprises/ajout_correspondants.html
@@ -17,6 +17,9 @@
             <form method="POST" action="" novalidate>
                 {{ form.hidden_tag() }}
                 {% for subfield in form.correspondants %}
+                    {% if form.correspondants.errors %}
+                        <p class="help-block title-form">Formulaire Correspondants-{{ loop.index-1 }}</p>
+                    {% endif %}
                     {% for subsubfield in subfield %}
                         {% if subsubfield.errors %}
                             {% for error in subsubfield.errors %}