diff --git a/public/js/views/emailCompose.js b/public/js/views/emailCompose.js
index b3fcf08..5f39df0 100644
--- a/public/js/views/emailCompose.js
+++ b/public/js/views/emailCompose.js
@@ -324,9 +324,10 @@ const EmailCompose = (() => {
     document.body.appendChild(overlay);
 
     // Init tag inputs
-    const initialTo = options.customerEmail ? [options.customerEmail] : [];
+    const initialTo = options.initialTo || (options.customerEmail ? [options.customerEmail] : []);
+    const initialCc = options.initialCc || [];
     const toTagsCtrl = makeTagInput('ec-to-container', initialTo);
-    const ccTagsCtrl = makeTagInput('ec-cc-container', []);
+    const ccTagsCtrl = makeTagInput('ec-cc-container', initialCc);
 
     // Subject
     const subjectEl = document.getElementById('ec-subject');
diff --git a/public/js/views/ticketDetail.js b/public/js/views/ticketDetail.js
index a999ef1..6dcc623 100644
--- a/public/js/views/ticketDetail.js
+++ b/public/js/views/ticketDetail.js
@@ -756,18 +756,46 @@ const TicketDetailView = {
             <p><br></p>
           `;
 
-          // Extract sender email if possible for CC/To
-          let customerEmail = ticket.customer_email || '';
-          const matchEmail = (article.a_from || '').match(/<([^>]+)>/) || (article.a_from || '').match(/([a-zA-Z0-9._-]+@[a-zA-Z0-9._-]+\.[a-zA-Z0-9._-]+)/);
-          if (matchEmail) {
-            customerEmail = matchEmail[1];
+          // Helper to extract email addresses from headers
+          const parseEmails = (str) => {
+            if (!str) return [];
+            return (str.match(/[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}/g) || [])
+              .map(email => email.toLowerCase().trim());
+          };
+
+          const fromEmails = parseEmails(article.a_from);
+          const toEmails = parseEmails(article.a_to);
+          const ccEmails = parseEmails(article.a_cc);
+
+          // Exclude list (helpdesk and active agent)
+          const config = App.lookups.config || {};
+          const helpdeskEmail = (config.helpdeskEmail || 'helpdesk@pharmaidea.com').toLowerCase();
+          const agentEmail = (config.agentEmail || '').toLowerCase();
+          const excludeEmails = [helpdeskEmail, agentEmail].filter(Boolean);
+
+          const initialToSet = new Set();
+          fromEmails.forEach(e => {
+            if (!excludeEmails.includes(e) && !e.includes('helpdesk')) {
+              initialToSet.add(e);
+            }
+          });
+          if (initialToSet.size === 0 && ticket.customer_email) {
+            initialToSet.add(ticket.customer_email.toLowerCase());
           }
 
+          const initialCcSet = new Set();
+          [...toEmails, ...ccEmails].forEach(e => {
+            if (!excludeEmails.includes(e) && !e.includes('helpdesk') && !initialToSet.has(e)) {
+              initialCcSet.add(e);
+            }
+          });
+
           EmailCompose.open({
             ticketId: ticket.id,
             ticketTn: ticket.tn,
             ticketTitle: ticket.title,
-            customerEmail: customerEmail,
+            initialTo: Array.from(initialToSet),
+            initialCc: Array.from(initialCcSet),
             initialBodyHtml: initialBodyHtml,
           });
         } else {
diff --git a/routes/lookups.js b/routes/lookups.js
index 4c62af7..7f3e07c 100644
--- a/routes/lookups.js
+++ b/routes/lookups.js
@@ -132,12 +132,26 @@ router.get('/users', async (req, res) => {
 });
 
 // GET /api/config — Application config
-router.get('/config', (req, res) => {
+router.get('/config', async (req, res) => {
+  const agentId = parseInt(req.headers['x-agent-id'], 10) || 1;
+  let agentEmail = '';
+  try {
+    const prefRes = await pool.query(
+      `SELECT preferences_value FROM user_preferences WHERE user_id = $1 AND preferences_key = 'UserEmail'`,
+      [agentId]
+    );
+    if (prefRes.rows.length > 0) {
+      agentEmail = prefRes.rows[0].preferences_value || '';
+    }
+  } catch (_) {}
+
   res.json({
     defaultAgentLogin: process.env.OTRS_API_USER || '',
     dailyTargetTime: parseInt(process.env.DAILY_TARGET_TIME, 10) || 480,
     phraseThreshold: parseInt(process.env.PHRASE_THRESHOLD, 10) || 70,
-    autoTimeMinHour: process.env.AUTO_TIME_MIN_HOUR || '18:00'
+    autoTimeMinHour: process.env.AUTO_TIME_MIN_HOUR || '18:00',
+    helpdeskEmail: process.env.OTRS_MAIL_BCC || '',
+    agentEmail: agentEmail
   });
 });