diff --git a/routes/sites.js b/routes/sites.js
index 4a8a0e8bd..6f55824c4 100644
--- a/routes/sites.js
+++ b/routes/sites.js
@@ -1,11 +1,16 @@
 const express = require('express');
 const router = express.Router();
 const axios = require('axios');
+const Bluebird = require('bluebird');
 const _ = require('lodash');
 const { attachRouteHandlerWrapper } = require('../middleware/routeHandler');
+const { flatten } = require('lodash');
+
 // Import error
 const { NotFoundError } = require('../errors/NotFoundError')
 
+const GH_MAX_REPO_COUNT = 100
+const ISOMERPAGES_REPO_PAGE_COUNT = process.env.ISOMERPAGES_REPO_PAGE_COUNT || 3
 const ISOMER_GITHUB_ORG_NAME = process.env.GITHUB_ORG_NAME
 const ISOMER_ADMIN_REPOS = [
   'isomercms-backend',
@@ -46,50 +51,47 @@ const timeDiff = (lastUpdated) => {
 async function getSites (req, res, next) {
   const { accessToken } = req
 
-    // Variable to store user repos
-    let siteNames = []
-
-    // Variables to track pagination of user's repos in case user has more than 100
-    let pageCount = 1
-    let hasNextPage = true;
-    const endpoint = `https://api.github.com/orgs/${ISOMER_GITHUB_ORG_NAME}/repos`;
-
-    // Loop through all user repos
-    while (hasNextPage) {
-      const resp = await axios.get(endpoint, {
-        params: {
-          per_page: 100,
-          page: pageCount,
-          sort: "full_name",
-        },
-        headers: {
-          Authorization: `token ${accessToken}`,
-          "Content-Type": "application/json",
-        }
-      })
-
-      // Filter for isomer repos
-      const isomerRepos = resp.data.reduce((acc, repo) => {
-        const { permissions, updated_at, name } = repo
-        if (permissions.push === true) {
-          return acc.concat({
-            repoName: name,
-            lastUpdated: timeDiff(updated_at),
-          })
+  const endpoint = `https://api.github.com/orgs/${ISOMER_GITHUB_ORG_NAME}/repos`;
+
+  const params = {
+    per_page: GH_MAX_REPO_COUNT,
+    sort: "full_name",
+  }
+
+  // Simultaneously retrieve all isomerpages repos
+  const paramsArr = []
+  for (i = 0; i < ISOMERPAGES_REPO_PAGE_COUNT; i++) {
+    paramsArr.push({ ...params, page: i + 1 })
+  }
+
+  const sites = await Bluebird.map(paramsArr, async (params) => {
+    const resp = await axios.get(endpoint, {
+      params,
+      headers: {
+        Authorization: `token ${accessToken}`,
+        "Content-Type": "application/json",
+      }
+    })
+
+    return resp.data
+      .map((repoData) => {
+        const {
+          updated_at,
+          permissions,
+          name
+        } = repoData
+
+        return {
+          lastUpdated: timeDiff(updated_at),
+          permissions,
+          repoName: name,
         }
-        return acc
-      }, [])
+      }).filter((repoData) => repoData.permissions.push === true && !ISOMER_ADMIN_REPOS.includes(repoData.repoName))
+  })
 
+  const flattenedSites = _.flatten(sites)
 
-      siteNames = siteNames.concat(isomerRepos)
-      hasNextPage = resp.headers.link ? resp.headers.link.includes('next') : false
-      ++pageCount
-    }
-    
-    // Remove Isomer admin repositories from this list
-    siteNames = _.difference(siteNames, ISOMER_ADMIN_REPOS)
-    
-    res.status(200).json({ siteNames })
+  res.status(200).json({ siteNames: flattenedSites })
 }
 
 /* Checks if a user has access to a repo. */