diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 000000000..f666d8403
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,9 @@
+[submodule "lighthouse-libs"]
+	path = lighthouse-libs
+	url = git@github.com:sigp/lighthouse-libs.git
+[submodule "lighthouse-beacon"]
+	path = lighthouse-beacon
+	url = git@github.com:sigp/lighthouse-beacon.git
+[submodule "lighthouse-validator"]
+	path = lighthouse-validator
+	url = https://github.com/sigp/lighthouse-validator
diff --git a/lighthouse-beacon b/lighthouse-beacon
new file mode 160000
index 000000000..101f450e8
--- /dev/null
+++ b/lighthouse-beacon
@@ -0,0 +1 @@
+Subproject commit 101f450e81bc44641409ffab566f7c5f680dae3d
diff --git a/lighthouse-libs b/lighthouse-libs
new file mode 160000
index 000000000..38f70a390
--- /dev/null
+++ b/lighthouse-libs
@@ -0,0 +1 @@
+Subproject commit 38f70a390df54c0afb569b1cc50f0c95c5651cb1
diff --git a/lighthouse-validator b/lighthouse-validator
new file mode 160000
index 000000000..c72981086
--- /dev/null
+++ b/lighthouse-validator
@@ -0,0 +1 @@
+Subproject commit c72981086638c784138905dce755c87cfd03f5aa