diff --git a/_data/signed/3mam.yaml b/_data/signed/3mam.yaml
new file mode 100644
index 000000000..40a2e4160
--- /dev/null
+++ b/_data/signed/3mam.yaml
@@ -0,0 +1,2 @@
+name: Konrad Chmielecki
+link: https://www.linkedin.com/in/konrad-chmielecki