diff --git a/scm-ui/src/groups/modules/groups.js b/scm-ui/src/groups/modules/groups.js
new file mode 100644
index 0000000000..92484ddba4
--- /dev/null
+++ b/scm-ui/src/groups/modules/groups.js
@@ -0,0 +1,85 @@
+import { apiClient } from "../../apiclient";
+import { isPending } from "../../modules/pending";
+import { getFailure } from "../../modules/failure";
+import * as types from "../../modules/types";
+import { combineReducers, Dispatch } from "redux";
+import type { Action } from "../../types/Action";
+import type { PagedCollection } from "../../types/Collection";
+
+export const FETCH_GROUPS = "scm/groups/FETCH_GROUPS";
+export const FETCH_GROUPS_PENDING = `${FETCH_GROUPS}_${types.PENDING_SUFFIX}`;
+export const FETCH_GROUPS_SUCCESS = `${FETCH_GROUPS}_${types.SUCCESS_SUFFIX}`;
+export const FETCH_GROUPS_FAILURE = `${FETCH_GROUPS}_${types.FAILURE_SUFFIX}`;
+
+export const FETCH_GROUP = "scm/groups/FETCH_GROUP";
+export const FETCH_GROUP_PENDING = `${FETCH_GROUP}_${types.PENDING_SUFFIX}`;
+export const FETCH_GROUP_SUCCESS = `${FETCH_GROUP}_${types.SUCCESS_SUFFIX}`;
+export const FETCH_GROUP_FAILURE = `${FETCH_GROUP}_${types.FAILURE_SUFFIX}`;
+
+export const CREATE_GROUP = "scm/groups/CREATE_GROUP";
+export const CREATE_GROUP_PENDING = `${CREATE_GROUP}_${types.PENDING_SUFFIX}`;
+export const CREATE_GROUP_SUCCESS = `${CREATE_GROUP}_${types.SUCCESS_SUFFIX}`;
+export const CREATE_GROUP_FAILURE = `${CREATE_GROUP}_${types.FAILURE_SUFFIX}`;
+export const CREATE_GROUP_RESET = `${CREATE_GROUP}_${types.RESET_SUFFIX}`;
+
+export const MODIFY_GROUP = "scm/groups/MODIFY_GROUP";
+export const MODIFY_GROUP_PENDING = `${MODIFY_GROUP}_${types.PENDING_SUFFIX}`;
+export const MODIFY_GROUP_SUCCESS = `${MODIFY_GROUP}_${types.SUCCESS_SUFFIX}`;
+export const MODIFY_GROUP_FAILURE = `${MODIFY_GROUP}_${types.FAILURE_SUFFIX}`;
+
+export const DELETE_GROUP = "scm/groups/DELETE";
+export const DELETE_GROUP_PENDING = `${DELETE_GROUP}_${types.PENDING_SUFFIX}`;
+export const DELETE_GROUP_SUCCESS = `${DELETE_GROUP}_${types.SUCCESS_SUFFIX}`;
+export const DELETE_GROUP_FAILURE = `${DELETE_GROUP}_${types.FAILURE_SUFFIX}`;
+
+const GROUPS_URL = "groups";
+
+// fetch groups
+
+export function fetchGroups() {
+  return fetchGroupsByLink(GROUPS_URL);
+}
+
+export function fetchGroupsByPage(page: number) {
+  // backend start counting by 0
+  return fetchGroupsByLink(GROUPS_URL + "?page=" + (page - 1));
+}
+
+export function fetchGroupsByLink(link: string) {
+  return function(dispatch: any) {
+    dispatch(fetchGroupsPending());
+    return apiClient
+      .get(link)
+      .then(response => response.json())
+      .then(data => {
+        dispatch(fetchGroupsSuccess(data));
+      })
+      .catch(cause => {
+        const error = new Error(`could not fetch groups: ${cause.message}`);
+        dispatch(fetchGroupsFailure(GROUPS_URL, error));
+      });
+  };
+}
+
+export function fetchGroupsPending(): Action {
+  return {
+    type: FETCH_GROUPS_PENDING
+  };
+}
+
+export function fetchGroupsSuccess(groups: any): Action {
+  return {
+    type: FETCH_GROUPS_SUCCESS,
+    payload: groups
+  };
+}
+
+export function fetchGroupsFailure(url: string, error: Error): Action {
+  return {
+    type: FETCH_GROUPS_FAILURE,
+    payload: {
+      error,
+      url
+    }
+  };
+}