diff --git a/personio-headcount/data/department-mapping.csv b/personio-headcount/data/department-mapping.csv
new file mode 100644
index 0000000..05a2aff
--- /dev/null
+++ b/personio-headcount/data/department-mapping.csv
@@ -0,0 +1,13 @@
+id,name
+10098903,All Gifts
+1156004,Customer Experience
+3442690,Data Management
+1291053,Engineering & Data
+1291054,Finance & Business Navigation
+7432065,Fulfillment & Operations
+4729433,Marketing & Communications
+3443052,Product Management
+3147919,Sales
+1156006,Sales Operations
+4811949,Strategic Operations
+4729430,Vendor Management
\ No newline at end of file