diff --git a/front/MyINPulse-front/src/ApiClasses/Appointment.ts b/front/MyINPulse-front/src/ApiClasses/Appointment.ts
new file mode 100644
index 0000000..392c1d1
--- /dev/null
+++ b/front/MyINPulse-front/src/ApiClasses/Appointment.ts
@@ -0,0 +1,68 @@
+// appointment.ts
+class Appointment {
+    private _idAppointment?: number;
+    private _appointmentDate?: string;
+    private _appointmentTime?: string;
+    private _appointmentDuration?: string;
+    private _appointmentPlace?: string;
+    private _appointmentSubject?: string;
+
+    constructor(data: Partial<Appointment> = {}) {
+        this._idAppointment = data.idAppointment;
+        this._appointmentDate = data.appointmentDate;
+        this._appointmentTime = data.appointmentTime;
+        this._appointmentDuration = data.appointmentDuration;
+        this._appointmentPlace = data.appointmentPlace;
+        this._appointmentSubject = data.appointmentSubject;
+    }
+
+    get idAppointment(): number | undefined {
+        return this._idAppointment;
+    }
+
+    set idAppointment(value: number | undefined) {
+        this._idAppointment = value;
+    }
+
+    get appointmentDate(): string | undefined {
+        return this._appointmentDate;
+    }
+
+    set appointmentDate(value: string | undefined) {
+        this._appointmentDate = value;
+    }
+
+    get appointmentTime(): string | undefined {
+        return this._appointmentTime;
+    }
+
+    set appointmentTime(value: string | undefined) {
+        this._appointmentTime = value;
+    }
+
+    get appointmentDuration(): string | undefined {
+        return this._appointmentDuration;
+    }
+
+    set appointmentDuration(value: string | undefined) {
+        this._appointmentDuration = value;
+    }
+
+    get appointmentPlace(): string | undefined {
+        return this._appointmentPlace;
+    }
+
+    set appointmentPlace(value: string | undefined) {
+        this._appointmentPlace = value;
+    }
+
+    get appointmentSubject(): string | undefined {
+        return this._appointmentSubject;
+    }
+
+    set appointmentSubject(value: string | undefined) {
+        this._appointmentSubject = value;
+    }
+}
+
+export default Appointment;
diff --git a/front/MyINPulse-front/src/ApiClasses/JoinRequest.ts b/front/MyINPulse-front/src/ApiClasses/JoinRequest.ts
new file mode 100644
index 0000000..e09dff0
--- /dev/null
+++ b/front/MyINPulse-front/src/ApiClasses/JoinRequest.ts
@@ -0,0 +1,32 @@
+// joinRequest.ts
+import UserEntrepreneur from "./UserEntrepreneur";
+
+class JoinRequest {
+    private _idProject?: number;
+    private _entrepreneur?: UserEntrepreneur;
+
+    constructor(data: Partial<JoinRequest> = {}) {
+        this._idProject = data.idProject;
+        this._entrepreneur = data.entrepreneur
+            ? new UserEntrepreneur(data.entrepreneur)
+            : undefined;
+    }
+
+    get idProject(): number | undefined {
+        return this._idProject;
+    }
+
+    set idProject(value: number | undefined) {
+        this._idProject = value;
+    }
+
+    get entrepreneur(): UserEntrepreneur | undefined {
+        return this._entrepreneur;
+    }
+
+    set entrepreneur(value: UserEntrepreneur | undefined) {
+        this._entrepreneur = value;
+    }
+}
+
+export default JoinRequest;
diff --git a/front/MyINPulse-front/src/ApiClasses/JoinRequestDecision.ts b/front/MyINPulse-front/src/ApiClasses/JoinRequestDecision.ts
new file mode 100644
index 0000000..41afd80
--- /dev/null
+++ b/front/MyINPulse-front/src/ApiClasses/JoinRequestDecision.ts
@@ -0,0 +1,18 @@
+// joinRequestDecision.ts
+class JoinRequestDecision {
+    private _isAccepted?: boolean;
+
+    constructor(data: Partial<JoinRequestDecision> = {}) {
+        this._isAccepted = data.isAccepted;
+    }
+
+    get isAccepted(): boolean | undefined {
+        return this._isAccepted;
+    }
+
+    set isAccepted(value: boolean | undefined) {
+        this._isAccepted = value;
+    }
+}
+
+export default JoinRequestDecision;
diff --git a/front/MyINPulse-front/src/ApiClasses/Project.ts b/front/MyINPulse-front/src/ApiClasses/Project.ts
new file mode 100644
index 0000000..07c49a7
--- /dev/null
+++ b/front/MyINPulse-front/src/ApiClasses/Project.ts
@@ -0,0 +1,72 @@
+// project.ts
+class Project {
+    private _idProject?: number;
+    private _projectName?: string;
+    private _creationDate?: string;
+    private _logo?: string;
+    private _status?: "PENDING" | "ACTIVE" | "ENDED" | "ABORTED" | "REJECTED";
+
+    constructor(data: Partial<Project> = {}) {
+        this._idProject = data.idProject;
+        this._projectName = data.projectName;
+        this._creationDate = data.creationDate;
+        this._logo = data.logo;
+        this._status = data.status;
+    }
+
+    get idProject(): number | undefined {
+        return this._idProject;
+    }
+
+    set idProject(value: number | undefined) {
+        this._idProject = value;
+    }
+
+    get projectName(): string | undefined {
+        return this._projectName;
+    }
+
+    set projectName(value: string | undefined) {
+        this._projectName = value;
+    }
+
+    get creationDate(): string | undefined {
+        return this._creationDate;
+    }
+
+    set creationDate(value: string | undefined) {
+        this._creationDate = value;
+    }
+
+    get logo(): string | undefined {
+        return this._logo;
+    }
+
+    set logo(value: string | undefined) {
+        this._logo = value;
+    }
+
+    get status():
+        | "PENDING"
+        | "ACTIVE"
+        | "ENDED"
+        | "ABORTED"
+        | "REJECTED"
+        | undefined {
+        return this._status;
+    }
+
+    set status(
+        value:
+            | "PENDING"
+            | "ACTIVE"
+            | "ENDED"
+            | "ABORTED"
+            | "REJECTED"
+            | undefined
+    ) {
+        this._status = value;
+    }
+}
+
+export default Project;
diff --git a/front/MyINPulse-front/src/ApiClasses/ProjectDecision.ts b/front/MyINPulse-front/src/ApiClasses/ProjectDecision.ts
new file mode 100644
index 0000000..e9094a8
--- /dev/null
+++ b/front/MyINPulse-front/src/ApiClasses/ProjectDecision.ts
@@ -0,0 +1,38 @@
+// projectDecision.ts
+class ProjectDecision {
+    private _projectId?: number;
+    private _adminId?: number;
+    private _isAccepted?: boolean;
+
+    constructor(data: Partial<ProjectDecision> = {}) {
+        this._projectId = data.projectId;
+        this._adminId = data.adminId;
+        this._isAccepted = data.isAccepted;
+    }
+
+    get projectId(): number | undefined {
+        return this._projectId;
+    }
+
+    set projectId(value: number | undefined) {
+        this._projectId = value;
+    }
+
+    get adminId(): number | undefined {
+        return this._adminId;
+    }
+
+    set adminId(value: number | undefined) {
+        this._adminId = value;
+    }
+
+    get isAccepted(): boolean | undefined {
+        return this._isAccepted;
+    }
+
+    set isAccepted(value: boolean | undefined) {
+        this._isAccepted = value;
+    }
+}
+
+export default ProjectDecision;
diff --git a/front/MyINPulse-front/src/ApiClasses/Repport.ts b/front/MyINPulse-front/src/ApiClasses/Repport.ts
new file mode 100644
index 0000000..e3a0c89
--- /dev/null
+++ b/front/MyINPulse-front/src/ApiClasses/Repport.ts
@@ -0,0 +1,28 @@
+// report.ts
+class Report {
+    private _idReport?: number;
+    private _reportContent?: string;
+
+    constructor(data: Partial<Report> = {}) {
+        this._idReport = data.idReport;
+        this._reportContent = data.reportContent;
+    }
+
+    get idReport(): number | undefined {
+        return this._idReport;
+    }
+
+    set idReport(value: number | undefined) {
+        this._idReport = value;
+    }
+
+    get reportContent(): string | undefined {
+        return this._reportContent;
+    }
+
+    set reportContent(value: string | undefined) {
+        this._reportContent = value;
+    }
+}
+
+export default Report;
diff --git a/front/MyINPulse-front/src/ApiClasses/SectionCell.ts b/front/MyINPulse-front/src/ApiClasses/SectionCell.ts
new file mode 100644
index 0000000..1b346d1
--- /dev/null
+++ b/front/MyINPulse-front/src/ApiClasses/SectionCell.ts
@@ -0,0 +1,48 @@
+// sectionCell.ts
+class SectionCell {
+    private _idSectionCell?: number;
+    private _sectionId?: number;
+    private _contentSectionCell?: string;
+    private _modificationDate?: string;
+
+    constructor(data: Partial<SectionCell> = {}) {
+        this._idSectionCell = data.idSectionCell;
+        this._sectionId = data.sectionId;
+        this._contentSectionCell = data.contentSectionCell;
+        this._modificationDate = data.modificationDate;
+    }
+
+    get idSectionCell(): number | undefined {
+        return this._idSectionCell;
+    }
+
+    set idSectionCell(value: number | undefined) {
+        this._idSectionCell = value;
+    }
+
+    get sectionId(): number | undefined {
+        return this._sectionId;
+    }
+
+    set sectionId(value: number | undefined) {
+        this._sectionId = value;
+    }
+
+    get contentSectionCell(): string | undefined {
+        return this._contentSectionCell;
+    }
+
+    set contentSectionCell(value: string | undefined) {
+        this._contentSectionCell = value;
+    }
+
+    get modificationDate(): string | undefined {
+        return this._modificationDate;
+    }
+
+    set modificationDate(value: string | undefined) {
+        this._modificationDate = value;
+    }
+}
+
+export default SectionCell;
diff --git a/front/MyINPulse-front/src/ApiClasses/User.ts b/front/MyINPulse-front/src/ApiClasses/User.ts
new file mode 100644
index 0000000..53d3906
--- /dev/null
+++ b/front/MyINPulse-front/src/ApiClasses/User.ts
@@ -0,0 +1,67 @@
+class User {
+    private _idUser?: number;
+    private _userSurname?: string;
+    private _userName?: string;
+    private _primaryMail?: string;
+    private _secondaryMail?: string;
+    private _phoneNumber?: string;
+
+    constructor(data: Partial<User> = {}) {
+        this._idUser = data.idUser;
+        this._userSurname = data.userSurname;
+        this._userName = data.userName;
+        this._primaryMail = data.primaryMail;
+        this._secondaryMail = data.secondaryMail;
+        this._phoneNumber = data.phoneNumber;
+    }
+
+    get idUser(): number | undefined {
+        return this._idUser;
+    }
+
+    set idUser(value: number | undefined) {
+        this._idUser = value;
+    }
+
+    get userSurname(): string | undefined {
+        return this._userSurname;
+    }
+
+    set userSurname(value: string | undefined) {
+        this._userSurname = value;
+    }
+
+    get userName(): string | undefined {
+        return this._userName;
+    }
+
+    set userName(value: string | undefined) {
+        this._userName = value;
+    }
+
+    get primaryMail(): string | undefined {
+        return this._primaryMail;
+    }
+
+    set primaryMail(value: string | undefined) {
+        this._primaryMail = value;
+    }
+
+    get secondaryMail(): string | undefined {
+        return this._secondaryMail;
+    }
+
+    set secondaryMail(value: string | undefined) {
+        this._secondaryMail = value;
+    }
+
+    get phoneNumber(): string | undefined {
+        return this._phoneNumber;
+    }
+
+    set phoneNumber(value: string | undefined) {
+        this._phoneNumber = value;
+    }
+}
+
+export default User;
diff --git a/front/MyINPulse-front/src/ApiClasses/UserAdmin.ts b/front/MyINPulse-front/src/ApiClasses/UserAdmin.ts
new file mode 100644
index 0000000..b86caa0
--- /dev/null
+++ b/front/MyINPulse-front/src/ApiClasses/UserAdmin.ts
@@ -0,0 +1,10 @@
+// user-admin.ts
+import User from "./User";
+
+class UserAdmin extends User {
+    constructor(data: Partial<UserAdmin> = {}) {
+        super(data);
+    }
+}
+
+export default UserAdmin;
diff --git a/front/MyINPulse-front/src/ApiClasses/UserEntrepreneur.ts b/front/MyINPulse-front/src/ApiClasses/UserEntrepreneur.ts
new file mode 100644
index 0000000..e61ca58
--- /dev/null
+++ b/front/MyINPulse-front/src/ApiClasses/UserEntrepreneur.ts
@@ -0,0 +1,41 @@
+// user-entrepreneur.ts
+import User from "./User";
+
+class UserEntrepreneur extends User {
+    private _school?: string;
+    private _course?: string;
+    private _sneeStatus?: boolean;
+
+    constructor(data: Partial<UserEntrepreneur> = {}) {
+        super(data);
+        this._school = data.school;
+        this._course = data.course;
+        this._sneeStatus = data.sneeStatus;
+    }
+
+    get school(): string | undefined {
+        return this._school;
+    }
+
+    set school(value: string | undefined) {
+        this._school = value;
+    }
+
+    get course(): string | undefined {
+        return this._course;
+    }
+
+    set course(value: string | undefined) {
+        this._course = value;
+    }
+
+    get sneeStatus(): boolean | undefined {
+        return this._sneeStatus;
+    }
+
+    set sneeStatus(value: boolean | undefined) {
+        this._sneeStatus = value;
+    }
+}
+
+export default UserEntrepreneur;