diff --git a/planetstack/core/models/slice.py b/planetstack/core/models/slice.py
index 1e7df5a..e474560 100644
--- a/planetstack/core/models/slice.py
+++ b/planetstack/core/models/slice.py
@@ -70,7 +70,12 @@
         if user.is_admin:
             qs = Slice.objects.all()
         else:
+            # users can see slices they belong to 
             slice_ids = [sp.slice.id for sp in SlicePrivilege.objects.filter(user=user)]
+            # pis can see slices at their sites
+            sites = [sp.site for sp in SitePrivilege.objects.filter(user=user)\
+                        if sp.role.role == 'pi']
+            slice_ids.extend([s.id for s in Slice.objects.filter(site__in=sites)]) 
             qs = Slice.objects.filter(id__in=slice_ids)
         return qs