diff --git a/default.xml b/default.xml
new file mode 120000
index 0000000..6a4bc17
--- /dev/null
+++ b/default.xml
@@ -0,0 +1 @@
+enterprise.xml
\ No newline at end of file
diff --git a/default.xml b/enterprise.xml
similarity index 76%
rename from default.xml
rename to enterprise.xml
index eb59c79..a78244e 100644
--- a/default.xml
+++ b/enterprise.xml
@@ -1,23 +1,39 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <manifest>
-    <remote fetch="https://aiyprojects.googlesource.com" name="aiy" review="https://aiyprojects-review.googlesource.com" />
-    <default remote="aiy" revision="master" />
 
-    <project name="build" path="build"
-      groups="notdefault,imx">
-      <linkfile src="Makefile" dest="Makefile" />
-    </project>
+    <include name="mendel.xml"/>
 
+    <!-- BEGIN imx specific repos -->
+
+    <!-- BEGIN imx specific build tools -->
+    <project path="tools/imx-mkimage" name="imx-mkimage"
+      groups="notdefault,imx"/>
+    <project path="packages/imx-mkimage" name="imx-mkimage-debian"
+      groups="notdefault,imx"/>
+    <!-- END imx specific build tools -->
+
+    <!-- BEGIN imx BSP build config -->
     <project name="board-enterprise" path="board"
       groups="notdefault,imx"/>
+    <!-- END imx BSP build config -->
 
-    <project name="docs" path="docs"
-      groups="notdefault,imx">
-      <linkfile src="GettingStarted.md" dest="GettingStarted.md" />
-    </project>
+    <!-- BEGIN imx bootloader -->
+    <project name="uboot-imx" path="uboot-imx"
+      groups="notdefault,imx"/>
+    <project name="uboot-imx-debian" path="packages/uboot-imx"
+      groups="notdefault,imx" />
+    <!-- END imx bootloader -->
+
+    <!-- BEGIN imx linux -->
+    <project name="linux-imx" path="linux-imx"
+      groups="notdefault,imx"/>
+    <project name="linux-imx-debian" path="packages/linux-imx"
+      groups="notdefault,imx" />
+    <!-- END imx linux -->
 
     <project name="imx-gpu-viv" path="imx-gpu-viv" revision="source"
       groups="notdefault,imx-gpu"/>
+
     <project name="imx-gpu-viv-debian" path="packages/imx-gpu-viv"
       groups="notdefault,imx-gpu"/>
     <project name="libdrm-imx" path="libdrm-imx"
@@ -42,35 +58,9 @@
     <project name="imx-atf-debian" path="packages/imx-atf"
       groups="notdefault,imx" />
 
-    <project name="uboot-imx" path="uboot-imx"
-      groups="notdefault,imx"/>
-    <project name="uboot-imx-debian" path="packages/uboot-imx"
-      groups="notdefault,imx" />
-
-    <project name="linux-imx" path="linux-imx"
-      groups="notdefault,imx"/>
-    <project name="linux-imx-debian" path="packages/linux-imx"
-      groups="notdefault,imx" />
-
     <project name="imx-test" path="imx-test"
       groups="notdefault,imx"/>
 
-    <project path="tools/bpt" name="bpt" />
-    <project path="tools/imx-mkimage" name="imx-mkimage"
-      groups="notdefault,imx"/>
-    <project path="packages/imx-mkimage" name="imx-mkimage-debian"
-      groups="notdefault,imx"/>
-    <project path="tools/img2simg" name="img2simg" />
-
-    <project path="packages/aiy-board-audio" name="aiy-board-audio" />
-    <project path="packages/aiy-board-gadget" name="aiy-board-gadget" />
-    <project path="packages/aiy-board-keyring" name="aiy-board-keyring" />
-    <project path="packages/aiy-board-tools" name="aiy-board-tools" />
-    <project path="packages/aiy-board-tweaks" name="aiy-board-tweaks" />
-    <project path="packages/aiy-board-wlan" name="aiy-board-wlan" />
-    <project path="packages/base-files" name="base-files" />
-    <project path="packages/mendel-distro-info-data" name="mendel-distro-info-data" />
-
     <project path="imx-gstreamer" name="imx-gstreamer" groups="notdefault,imx" />
     <project path="imx-gst-plugins-base" name="imx-gst-plugins-base" groups="notdefault,imx" />
     <project path="imx-gst-plugins-good" name="imx-gst-plugins-good" groups="notdefault,imx" />
@@ -91,5 +81,8 @@
     <project path="bluez-imx" name="bluez-imx" groups="notdefault,imx" />
     <project path="packages/bluez-imx" name="bluez-imx-debian" groups="notdefault,imx" />
 
-    <project path="packages/edgetpu-api" name="python-tflite-source" groups="notdefault,imx" />
+    <project path="packages/edgetpu-api" name="python-tflite-source" groups="notdefault,imx"/>
+
+    <project path="packages/aiy-board-audio" name="aiy-board-audio" />
+    <!-- END imx specific repos -->
 </manifest>
diff --git a/excelsior.xml b/excelsior.xml
new file mode 100644
index 0000000..3af12c6
--- /dev/null
+++ b/excelsior.xml
@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<manifest>
+    <remote fetch="sso://excelsior" name="excelsior"
+      review="sso://excelsior-review.googlesource.com"/>
+    <include name="mendel.xml"/>
+
+    <!-- BEGIN Excelsior specfic repos -->
+
+    <!-- BEGIN mtk BSP config -->
+    <project remote="excelsior" path="board"
+      name="excelsior-mendel/board-excelsior"/>
+    <!-- END mtk BSP config -->
+
+    <!-- BEGIN mtk specific docs -->
+    <project remote="excelsior" path="docs-mtk" name="excelsior-mendel/docs"/>
+    <!-- END mtk specific docs -->
+
+    <!-- BEGIN mtk linux -->
+    <project remote="excelsior" path="linux"
+      name="excelsior-mendel/kernel-4.4"/>
+    <!-- END mtk linux -->
+
+    <!-- BEGIN mtk bootloader repos -->
+    <project remote="excelsior" path="bootloader/mtk-lk"
+      name="excelsior-mendel/bootable/lk"/>
+    <project remote="excelsior" path="bootloader/dramk_8516"
+      name="excelsior-mendel/bootable/dramk_8516"/>
+    <project remote="excelsior" path="bootloader/mtk-tools/u-boot-mkimage"
+      name="excelsior-mendel/bootable/u-boot"/>
+    <project remote="excelsior" path="bootloader/mtk-tools/keys"
+      name="excelsior-mendel/keys"/>
+    <!-- END mtk bootloader repos -->
+
+    <!-- END Excelsior specfic repos -->
+</manifest>
diff --git a/mendel.xml b/mendel.xml
new file mode 100644
index 0000000..4adb12e
--- /dev/null
+++ b/mendel.xml
@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<manifest>
+
+    <remote fetch="https://aiyprojects.googlesource.com" name="aiy"
+      review="https://aiyprojects-review.googlesource.com" />
+
+    <default remote="aiy" revision="master" />
+
+    <project name="docs" path="docs">
+      <linkfile src="GettingStarted.md" dest="GettingStarted.md" />
+    </project>
+
+    <!-- BEGIN Build system -->
+    <project name="build" path="build">
+      <linkfile src="Makefile" dest="Makefile" />
+    </project>
+    <!-- END Build system -->
+
+   <!-- BEGIN Misc Tools repos -->
+    <project path="tools/bpt" name="bpt" />
+    <project path="tools/img2simg" name="img2simg" />
+    <!-- END Misc Tools repos -->
+
+    <!-- BEGIN Package repos -->
+    <project path="packages/aiy-board-gadget" name="aiy-board-gadget" />
+    <project path="packages/aiy-board-keyring" name="aiy-board-keyring" />
+    <project path="packages/aiy-board-tools" name="aiy-board-tools" />
+    <project path="packages/aiy-board-tweaks" name="aiy-board-tweaks" />
+    <project path="packages/aiy-board-wlan" name="aiy-board-wlan" />
+    <project path="packages/base-files" name="base-files" />
+    <!-- END Package repos -->
+
+</manifest>