diff --git a/lib/Api/Emails.php b/lib/Api/Emails.php
index c68e178a..2ffd8be3 100644
--- a/lib/Api/Emails.php
+++ b/lib/Api/Emails.php
@@ -89,4 +89,17 @@ public function sendToLead($id, $leadId)
     {
         return $this->sendToContact($id, $leadId);
     }
+
+    /**
+     * Send custom content to a specific contact.
+     *
+     * @param int   $contactId
+     * @param array $data
+     *
+     * @return array|mixed
+     */
+    public function sendCustomToContact($contactId, $data = []): array
+    {
+        return $this->makeRequest($this->endpoint.'/contact/'.$contactId.'/send/custom', $data, 'POST');
+    }
 }