diff --git a/server/migrations/20250820000001-create-initial-tables.js b/server/migrations/20250820000001-create-initial-tables.js
index 10c3ce5..ebf7562 100644
--- a/server/migrations/20250820000001-create-initial-tables.js
+++ b/server/migrations/20250820000001-create-initial-tables.js
@@ -150,6 +150,19 @@ module.exports = {
         type: Sequelize.STRING,
         allowNull: false
       },
+      first_name: {
+        type: DataTypes.STRING,
+        allowNull: true
+      },
+      last_name: {
+        type: DataTypes.STRING,
+        allowNull: true
+      },
+      phone_number: {
+        type: DataTypes.STRING,
+        allowNull: true,
+        comment: 'Phone number for SMS alerts (include country code)'
+      },
       role: {
         type: Sequelize.ENUM('admin', 'operator', 'viewer'),
         defaultValue: 'viewer',
@@ -165,6 +178,30 @@ module.exports = {
         allowNull: true,
         comment: 'User ID from external authentication provider'
       },
+      sms_alerts_enabled: {
+        type: DataTypes.BOOLEAN,
+        defaultValue: false,
+        comment: 'Whether user wants to receive SMS alerts'
+      },
+      is_active: {
+        type: Sequelize.BOOLEAN,
+        defaultValue: true,
+        comment: 'Whether user is active'
+      },
+      email_alerts_enabled: {
+        type: DataTypes.BOOLEAN,
+        defaultValue: true,
+        comment: 'Whether user wants to receive email alerts'
+      },
+      last_login: {
+        type: DataTypes.DATE,
+        allowNull: true
+      },
+      timezone: {
+        type: DataTypes.STRING,
+        defaultValue: 'UTC',
+        comment: 'User timezone for alert scheduling'
+      },
       tenant_id: {
         type: Sequelize.UUID,
         allowNull: true,