diff --git a/src/lib/services/project-service.ts b/src/lib/services/project-service.ts
index d7dfb1c200..d76a855204 100644
--- a/src/lib/services/project-service.ts
+++ b/src/lib/services/project-service.ts
@@ -6,6 +6,7 @@ import { nameType } from '../routes/util';
 import { projectSchema } from './project-schema';
 import NotFoundError from '../error/notfound-error';
 import {
+    ProjectUserAddedEvent,
     PROJECT_CREATED,
     PROJECT_DELETED,
     PROJECT_UPDATED,
@@ -288,6 +289,7 @@ export default class ProjectService {
         projectId: string,
         roleId: number,
         userId: number,
+        createdBy: string,
     ): Promise<void> {
         const [roles, users] = await this.accessService.getProjectRoleUsers(
             projectId,
@@ -306,6 +308,14 @@ export default class ProjectService {
         }
 
         await this.accessService.addUserToRole(userId, role.id, projectId);
+
+        this.eventStore.store(
+            new ProjectUserAddedEvent({
+                project: projectId,
+                createdBy,
+                data: { roleId, userId },
+            }),
+        );
     }
 
     // TODO: should be an event too
diff --git a/src/lib/types/events.ts b/src/lib/types/events.ts
index 5f4e29b855..5aa577d306 100644
--- a/src/lib/types/events.ts
+++ b/src/lib/types/events.ts
@@ -39,6 +39,9 @@ export const PROJECT_CREATED = 'project-created';
 export const PROJECT_UPDATED = 'project-updated';
 export const PROJECT_DELETED = 'project-deleted';
 export const PROJECT_IMPORT = 'project-import';
+export const PROJECT_USER_ADDED = 'project-user-added';
+export const PROJECT_USER_REMOVED = 'project-user-removed';
+export const PROJECT_USER_UPDATED = 'project-user-updated';
 export const DROP_PROJECTS = 'drop-projects';
 export const TAG_CREATED = 'tag-created';
 export const TAG_DELETED = 'tag-deleted';
@@ -378,3 +381,16 @@ export class FeatureStrategyRemoveEvent extends BaseEvent {
         this.preData = preData;
     }
 }
+
+export class ProjectUserAddedEvent extends BaseEvent {
+    readonly project: string;
+
+    readonly data: any;
+
+    constructor(p: { project: string; createdBy: string; data: any }) {
+        super(PROJECT_USER_ADDED, p.createdBy);
+        const { project, data } = p;
+        this.project = project;
+        this.data = data;
+    }
+}