diff --git a/currency-ledger/ownership/book-of-owners.csv b/currency-ledger/ownership/book-of-owners.csv
index 74d1d43..47250fe 100644
--- a/currency-ledger/ownership/book-of-owners.csv
+++ b/currency-ledger/ownership/book-of-owners.csv
@@ -1,2 +1,2 @@
 owner_id,display_name,license_type,license_date,current_sk,voting_weight,status,last_updated
-001,robbert_founder,work,2025-08-04T14:37:16.470130Z,0,1.00,active,2025-08-04T14:37:16.470130Z
+001,4_1_1_robbert_founding_entrepreneur,work,2025-08-04T14:37:16.470130Z,0,1.00,active,2025-08-04T14:37:16.470130Z
diff --git a/currency-ledger/ownership/complete-profiles.csv b/currency-ledger/ownership/complete-profiles.csv
new file mode 100644
index 0000000..e69de29
diff --git a/currency-ledger/scripts/update-profile.py b/currency-ledger/scripts/update-profile.py
new file mode 100755
index 0000000..b888a68
--- /dev/null
+++ b/currency-ledger/scripts/update-profile.py
@@ -0,0 +1,86 @@
+#!/usr/bin/env python3
+"""
+Personal Profile Update Script
+Update your own information safely
+"""
+
+import csv
+import os
+from datetime import datetime
+
+def update_founder_profile():
+    """Update founding entrepreneur profile"""
+    
+    base_path = os.path.join(os.path.dirname(__file__), '..')
+    
+    print("📝 UPDATE YOUR PROFILE")
+    print("=" * 30)
+    
+    # Show current info
+    identity_file = os.path.join(base_path, 'ownership', 'identity-mapping.csv')
+    with open(identity_file, 'r') as f:
+        reader = csv.DictReader(f)
+        current_data = list(reader)[0]  # Assuming you're owner 001
+    
+    print("Current information:")
+    print(f"  Real Name: {current_data['real_name']}")
+    print(f"  Email: {current_data['email']}")
+    print(f"  Display Name: {current_data['display_name']}")
+    print(f"  Privacy Level: {current_data['privacy_level']}")
+    print()
+    
+    # Get updates
+    print("Enter new values (press Enter to keep current):")
+    
+    new_name = input(f"Real Name [{current_data['real_name']}]: ").strip()
+    if not new_name:
+        new_name = current_data['real_name']
+    
+    new_email = input(f"Email [{current_data['email']}]: ").strip()
+    if not new_email:
+        new_email = current_data['email']
+    
+    new_display = input(f"Display Name [{current_data['display_name']}]: ").strip()
+    if not new_display:
+        new_display = current_data['display_name']
+    
+    new_privacy = input(f"Privacy Level [{current_data['privacy_level']}]: ").strip()
+    if not new_privacy:
+        new_privacy = current_data['privacy_level']
+    
+    # Update identity mapping (private)
+    timestamp = datetime.now().isoformat() + 'Z'
+    with open(identity_file, 'w', newline='') as f:
+        writer = csv.writer(f)
+        writer.writerow(['owner_id', 'real_name', 'email', 'display_name', 'privacy_level', 'created_date'])
+        writer.writerow(['001', new_name, new_email, new_display, new_privacy, timestamp])
+    
+    # Update book of owners if display name changed
+    if new_display != current_data['display_name']:
+        book_file = os.path.join(base_path, 'ownership', 'book-of-owners.csv')
+        
+        # Read current book
+        with open(book_file, 'r') as f:
+            reader = csv.DictReader(f)
+            records = list(reader)
+        
+        # Update display name for owner 001
+        for record in records:
+            if record['owner_id'] == '001':
+                record['display_name'] = new_display
+                record['last_updated'] = timestamp
+        
+        # Write back
+        with open(book_file, 'w', newline='') as f:
+            fieldnames = ['owner_id', 'display_name', 'license_type', 'license_date', 'current_sk', 'voting_weight', 'status', 'last_updated']
+            writer = csv.DictWriter(f, fieldnames=fieldnames)
+            writer.writeheader()
+            writer.writerows(records)
+        
+        print(f"✅ Display name updated to: {new_display}")
+    
+    print("✅ Profile updated successfully!")
+    print("🔒 Private info stays private (not committed to git)")
+
+if __name__ == "__main__":
+    update_founder_profile()