Mention plume explicitly

index.html

@@ -71,7 +71,8 @@ <h1 id="users">Users</h1>
 <a href="https://github.com/TheTorProject/ooniprobe-ios">iOS</a>.
 Our implementation of the <a
 href="https://github.com/ndt-project/ndt">NDT</a> network performance
-test is also integrated by a startup into its products.</p>
+test is also integrated by <a href="https://www.plumewifi.com">Plume
+Design, Inc.</a> into its products.</p>
 
 <p style="text-align: center;"> <img src="static/ooni-mobile.jpg"
 alt="ooni-mobile" class="app-center" style="width: 50%;" /><br