diff --git a/tools/lsan/OWNERS b/tools/lsan/OWNERS
new file mode 100644
index 0000000000..72e8ffc0db
--- /dev/null
+++ b/tools/lsan/OWNERS
@@ -0,0 +1 @@
+*
diff --git a/tools/lsan/PRESUBMIT.py b/tools/lsan/PRESUBMIT.py
new file mode 100644
index 0000000000..007797ea34
--- /dev/null
+++ b/tools/lsan/PRESUBMIT.py
@@ -0,0 +1,43 @@
+#!/usr/bin/env python
+# Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
+#
+# Use of this source code is governed by a BSD-style license
+# that can be found in the LICENSE file in the root of the source
+# tree. An additional intellectual property rights grant can be found
+# in the file PATENTS.  All contributing project authors may
+# be found in the AUTHORS file in the root of the source tree.
+
+"""
+Copied from Chrome's src/tools/lsan/PRESUBMIT.py
+
+See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts
+for more details on the presubmit API built into gcl.
+"""
+
+import re
+
+def CheckChange(input_api, output_api):
+  errors = []
+
+  for f in input_api.AffectedFiles():
+    if not f.LocalPath().endswith('suppressions.txt'):
+      continue
+    for line_num, line in enumerate(f.NewContents()):
+      line = line.strip()
+      if line.startswith('#') or not line:
+        continue
+      if not line.startswith('leak:'):
+        errors.append('"%s" should be "leak:..." in %s line %d' %
+                      (line, f.LocalPath(), line_num))
+  if errors:
+    return [output_api.PresubmitError('\n'.join(errors))]
+  return []
+
+def CheckChangeOnUpload(input_api, output_api):
+  return CheckChange(input_api, output_api)
+
+def CheckChangeOnCommit(input_api, output_api):
+  return CheckChange(input_api, output_api)
+
+def GetPreferredTrySlaves():
+  return ['linux_asan']
diff --git a/tools/lsan/suppressions.txt b/tools/lsan/suppressions.txt
index 866ca5a3fa..1d3f6536f2 100644
--- a/tools/lsan/suppressions.txt
+++ b/tools/lsan/suppressions.txt
@@ -3,3 +3,23 @@
 # More info about LSan on
 # http://www.chromium.org/developers/testing/leaksanitizer
 
+# libjingle_peerconnection_unittest
+# https://code.google.com/p/webrtc/issues/detail?id=2528
+leak:webrtc::WebRtcIdentityRequestObserver::OnSuccess
+
+# libjingle_unittest
+# https://code.google.com/p/webrtc/issues/detail?id=2527
+leak:buzz::XmppTask::XmppTask
+leak:talk_base::TaskParent::TaskParent
+leak:MucRoomUniqueHangoutIdTaskTest::SetUp
+leak:buzz::FakeXmppClient::SendStanza
+leak:PingXmppClient::SendStanza
+leak:talk_base::IdTimeoutTask::IdTimeoutTask
+leak:talk_base::HttpData::changeHeader
+leak:PubSubClientTest::PubSubClientTest
+leak:HangoutPubSubClientTest::HangoutPubSubClientTest
+
+# modules_tests
+# https://code.google.com/p/webrtc/issues/detail?id=2515
+leak:AudioCodingModuleTest_TestIsac_Test::TestBody
+