diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..2be8107
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,9 @@
+[submodule "dexa-sdk"]
+	path = dexa-sdk
+	url = https://github.com/decentralised-dataexchange/dexa-sdk.git
+[submodule "dexa-smartcontracts"]
+	path = dexa-smartcontracts
+	url = https://github.com/decentralised-dataexchange/dexa-smartcontracts.git
+[submodule "dexa-protocol"]
+	path = dexa-protocol
+	url = https://github.com/decentralised-dataexchange/dexa-protocol.git
diff --git a/dexa-protocol b/dexa-protocol
new file mode 160000
index 0000000..993736b
--- /dev/null
+++ b/dexa-protocol
@@ -0,0 +1 @@
+Subproject commit 993736b990bcaccb629fb3620b076382f5c4c016
diff --git a/dexa-sdk b/dexa-sdk
new file mode 160000
index 0000000..b99999b
--- /dev/null
+++ b/dexa-sdk
@@ -0,0 +1 @@
+Subproject commit b99999bcbaf87706023f43b948e305976ee04a68
diff --git a/dexa-smartcontracts b/dexa-smartcontracts
new file mode 160000
index 0000000..2dd7d38
--- /dev/null
+++ b/dexa-smartcontracts
@@ -0,0 +1 @@
+Subproject commit 2dd7d388220b93f67b0e38c2b421c3cfa6916f5e