diff --git a/src/Controllers/organisation.controller.ts b/src/Controllers/organisation.controller.ts
index 559cc8d..1987ee9 100644
--- a/src/Controllers/organisation.controller.ts
+++ b/src/Controllers/organisation.controller.ts
@@ -3,9 +3,9 @@ import { Request, Response } from "express";
 import prisma from "../lib/prisma";
 import { AUTH_ERROR, createInsufficientPermissionsError, DataType, generateInvalidBodyError } from "./common";
 
-export const _getAllOrganisations = async (res: Response, eventId: number | undefined = undefined) => {
+export const _getAllOrganisations = async (res: Response, eventId: string | undefined = undefined) => {
   const organisations = await prisma.organisation.findMany({
-    where: { eventId },
+    where: { event: { pid: eventId } },
     select: { pid: true, name: true, event: { select: { pid: true, name: true } } },
   });
 
@@ -22,9 +22,19 @@ interface GetAllOrganisationsSearchParams {
 }
 
 export const getAllOrganisations = async (req: Request<{}, {}, {}, GetAllOrganisationsSearchParams>, res: Response) => {
-  const eventId = parseInt(req.query.eventId || "");
+  // TODO: Maybe rename to eventPid
+  return _getAllOrganisations(res, req.query.eventId);
+};
 
-  return _getAllOrganisations(res, isNaN(eventId) ? undefined : eventId);
+interface GetAllOrganisationsWithParamQueryParams {
+  eventPid: string;
+}
+
+export const getAllOrganisationsWithParam = async (
+  req: Request<GetAllOrganisationsWithParamQueryParams>,
+  res: Response
+) => {
+  return _getAllOrganisations(res, req.params.eventPid);
 };
 
 interface GetOrganisationQueryParams {
diff --git a/src/Routes/organisation.routes.ts b/src/Routes/organisation.routes.ts
new file mode 100644
index 0000000..19a25a7
--- /dev/null
+++ b/src/Routes/organisation.routes.ts
@@ -0,0 +1,23 @@
+import express from "express";
+import eventRouter from "./event.routes";
+import {
+  createOrganisation,
+  getAllOrganisations,
+  getAllOrganisationsWithParam,
+  getOrganisation,
+} from "../Controllers/organisation.controller";
+import { requireAuthentication } from "../Middleware/auth/auth";
+
+const router = express.Router();
+
+router.get("/", getAllOrganisations);
+router.get("/:pid", getOrganisation);
+
+eventRouter.get("/:eventPid/organisations", getAllOrganisationsWithParam);
+eventRouter.post<"/:eventPid/organisations", { eventPid: string }>(
+  "/:eventPid/organisations",
+  requireAuthentication,
+  createOrganisation
+);
+
+export default router;
diff --git a/src/app.ts b/src/app.ts
index 6af2048..0c5c408 100644
--- a/src/app.ts
+++ b/src/app.ts
@@ -4,6 +4,7 @@ import eventRouter from "./Routes/event.routes";
 import adminAuthRouter from "./Routes/admin_auth.routes";
 import argon2 from "argon2";
 import adminRouter from "./Routes/admin.routes";
+import organisationRouter from "./Routes/organisation.routes";
 
 require("dotenv").config(); // Load dotenv config
 
@@ -46,6 +47,8 @@ async function main() {
 
   app.use("/api/admins", adminRouter);
 
+  app.use("/api/organisations", organisationRouter);
+
   app.listen(process.env.PORT, () => {
     console.log(`Listening on Port: ${process.env.PORT}`);
   });