diff --git a/api.php b/api.php
index 600e784..db1f04b 100644
--- a/api.php
+++ b/api.php
@@ -1499,7 +1499,7 @@ switch ($action) {
             foreach ($allCompanies as $comp) {
                 // Superadmin näkee kaikki yritykset
                 if ($u['role'] === 'superadmin' || in_array($comp['id'], $userCompanies)) {
-                    $entry = ['id' => $comp['id'], 'nimi' => $comp['nimi']];
+                    $entry = ['id' => $comp['id'], 'nimi' => $comp['nimi'], 'phone' => $comp['phone'] ?? ''];
                     // Merkitse IP-estetyt yritykset (superadmin ohittaa)
                     if ($u['role'] !== 'superadmin' && !isIpAllowed($ip, $comp['allowed_ips'] ?? '')) {
                         $entry['ip_blocked'] = true;
@@ -1559,7 +1559,7 @@ switch ($action) {
             foreach ($allCompanies as $comp) {
                 // Superadmin näkee kaikki yritykset
                 if ($isSuperAdmin || in_array($comp['id'], $userCompanyIds)) {
-                    $entry = ['id' => $comp['id'], 'nimi' => $comp['nimi']];
+                    $entry = ['id' => $comp['id'], 'nimi' => $comp['nimi'], 'phone' => $comp['phone'] ?? ''];
                     if (!$isSuperAdmin && !isIpAllowed($ip, $comp['allowed_ips'] ?? '')) {
                         $entry['ip_blocked'] = true;
                     } else {
@@ -3922,6 +3922,7 @@ switch ($action) {
                     'smtp_from_email' => $mb['smtp_from_email'] ?? $mb['imap_user'] ?? '',
                     'company_id' => $comp['id'],
                     'company_nimi' => $comp['nimi'],
+                    'company_phone' => $comp['phone'] ?? '',
                 ];
             }
         }
@@ -4029,6 +4030,7 @@ switch ($action) {
                 }
                 if (isset($input['primary_color'])) $c['primary_color'] = trim($input['primary_color']);
                 if (isset($input['subtitle'])) $c['subtitle'] = trim($input['subtitle']);
+                if (isset($input['phone'])) $c['phone'] = trim($input['phone']);
                 if (isset($input['enabled_modules']) && is_array($input['enabled_modules'])) {
                     $c['enabled_modules'] = array_values($input['enabled_modules']);
                 }
diff --git a/db.php b/db.php
index 88300e7..cfeb4fb 100644
--- a/db.php
+++ b/db.php
@@ -768,11 +768,11 @@ function dbSaveCompany(array $company): void {
         $enabledModules = $company['enabled_modules'] ?? [];
         $enabledModulesJson = is_array($enabledModules) ? json_encode($enabledModules) : ($enabledModules ?: '');
         _dbExecute("
-            INSERT INTO companies (id, nimi, luotu, aktiivinen, primary_color, subtitle, logo_file, api_key, cors_origins, enabled_modules, allowed_ips)
-            VALUES (:id, :nimi, :luotu, :aktiivinen, :primary_color, :subtitle, :logo_file, :api_key, :cors_origins, :enabled_modules, :allowed_ips)
+            INSERT INTO companies (id, nimi, luotu, aktiivinen, primary_color, subtitle, phone, logo_file, api_key, cors_origins, enabled_modules, allowed_ips)
+            VALUES (:id, :nimi, :luotu, :aktiivinen, :primary_color, :subtitle, :phone, :logo_file, :api_key, :cors_origins, :enabled_modules, :allowed_ips)
             ON DUPLICATE KEY UPDATE
                 nimi = VALUES(nimi), aktiivinen = VALUES(aktiivinen),
-                primary_color = VALUES(primary_color), subtitle = VALUES(subtitle),
+                primary_color = VALUES(primary_color), subtitle = VALUES(subtitle), phone = VALUES(phone),
                 logo_file = VALUES(logo_file), api_key = VALUES(api_key), cors_origins = VALUES(cors_origins),
                 enabled_modules = VALUES(enabled_modules), allowed_ips = VALUES(allowed_ips)
         ", [
@@ -782,6 +782,7 @@ function dbSaveCompany(array $company): void {
             'aktiivinen'      => $company['aktiivinen'] ?? true,
             'primary_color'   => $company['primary_color'] ?? '#0f3460',
             'subtitle'        => $company['subtitle'] ?? '',
+            'phone'           => $company['phone'] ?? '',
             'logo_file'       => $company['logo_file'] ?? '',
             'api_key'         => $company['api_key'] ?? '',
             'cors_origins'    => $company['cors_origins'] ?? '',
diff --git a/index.html b/index.html
index 65085db..305cff9 100644
--- a/index.html
+++ b/index.html
@@ -4,7 +4,7 @@
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>Noxus HUB</title>
-    <link rel="stylesheet" href="style.css?v=20260313e">
+    <link rel="stylesheet" href="style.css?v=20260313f">
 </head>
 <body>
     <!-- Login -->
@@ -1615,6 +1615,10 @@
                                 <label>Alaotsikko</label>
                                 <input type="text" id="company-edit-subtitle" placeholder="esim. Asiakashallinta">
                             </div>
+                            <div class="form-group">
+                                <label>Puhelinnumero</label>
+                                <input type="text" id="company-edit-phone" placeholder="esim. 020 778 0730">
+                            </div>
                             <div class="form-group">
                                 <label>Pääväri</label>
                                 <div style="display:flex;align-items:center;gap:0.5rem;">
@@ -2229,6 +2233,6 @@
         </div>
     </div>
 
-    <script src="script.js?v=20260313e"></script>
+    <script src="script.js?v=20260313f"></script>
 </body>
 </html>
diff --git a/script.js b/script.js
index 59c3ac0..a29a12b 100644
--- a/script.js
+++ b/script.js
@@ -2392,15 +2392,17 @@ async function initTicketSettings() {
             return;
         }
 
-        // Oletusallekirjoitus: Käyttäjänimi + Yritys + sähköposti
+        // Oletusallekirjoitus: Käyttäjänimi + Yritys + sähköposti + puhelin (jos asetettu)
         const userName = currentUser?.nimi || currentUser?.username || '';
-        function defaultSig(companyName, email) {
-            return userName + '\n' + companyName + '\n' + email;
+        function defaultSig(companyName, email, phone) {
+            let sig = userName + '\n' + companyName + '\n' + email;
+            if (phone) sig += '\n' + phone;
+            return sig;
         }
 
         // Allekirjoitukset per postilaatikko
         let sigHtml = mailboxes.map(mb => {
-            const sig = currentUserSignatures[mb.id] || defaultSig(mb.company_nimi, mb.smtp_from_email);
+            const sig = currentUserSignatures[mb.id] || defaultSig(mb.company_nimi, mb.smtp_from_email, mb.company_phone);
             return `<div style="margin-bottom:0.75rem;">
                 <label style="font-weight:600;font-size:0.85rem;color:#333;">${esc(mb.company_nimi)} — ${esc(mb.nimi)}</label>
                 <textarea class="ticket-sig-textarea" data-mailbox-id="${mb.id}" rows="3"
@@ -2415,9 +2417,10 @@ async function initTicketSettings() {
             if (zammadEmails.length > 0) {
                 sigHtml += '<div style="margin-top:0.75rem;padding-top:0.75rem;border-top:1px solid #eee;"><strong style="font-size:0.85rem;color:#666;">Zammad-sähköpostit</strong></div>';
                 const companyName = currentCompany?.nimi || '';
+                const companyPhone = currentCompany?.phone || '';
                 zammadEmails.forEach(email => {
                     const key = 'zammad:' + email;
-                    const sig = currentUserSignatures[key] || defaultSig(companyName, email);
+                    const sig = currentUserSignatures[key] || defaultSig(companyName, email, companyPhone);
                     sigHtml += `<div style="margin-bottom:0.75rem;">
                         <label style="font-weight:600;font-size:0.85rem;color:#333;">${esc(email)} <span style="color:#888;font-size:0.8rem;">(Zammad)</span></label>
                         <textarea class="ticket-sig-textarea" data-mailbox-id="${esc(key)}" rows="3"
@@ -2748,6 +2751,7 @@ async function showCompanyDetail(id) {
     document.getElementById('company-edit-nimi').value = comp ? comp.nimi : '';
     // Brändäyskentät
     document.getElementById('company-edit-subtitle').value = comp?.subtitle || '';
+    document.getElementById('company-edit-phone').value = comp?.phone || '';
     const color = comp?.primary_color || '#0f3460';
     document.getElementById('company-edit-color').value = color;
     document.getElementById('company-edit-color-text').value = color;
@@ -3027,6 +3031,7 @@ document.getElementById('btn-save-company-settings').addEventListener('click', a
     const nimi = document.getElementById('company-edit-nimi').value.trim();
     if (!nimi) return;
     const subtitle = document.getElementById('company-edit-subtitle').value.trim();
+    const phone = document.getElementById('company-edit-phone').value.trim();
     const primary_color = document.getElementById('company-edit-color').value;
     const domainsText = document.getElementById('company-edit-domains').value;
     const domains = domainsText.split('\n').map(d => d.trim()).filter(d => d);
@@ -3037,11 +3042,11 @@ document.getElementById('btn-save-company-settings').addEventListener('click', a
     });
     const allowed_ips = document.getElementById('company-edit-allowed-ips').value.trim();
     try {
-        await apiCall('company_update', 'POST', { id: currentCompanyDetail, nimi, subtitle, primary_color, domains, enabled_modules, allowed_ips });
+        await apiCall('company_update', 'POST', { id: currentCompanyDetail, nimi, subtitle, phone, primary_color, domains, enabled_modules, allowed_ips });
         alert('Asetukset tallennettu!');
         // Päivitä paikalliset tiedot
         const comp = companiesTabData.find(c => c.id === currentCompanyDetail);
-        if (comp) { comp.nimi = nimi; comp.subtitle = subtitle; comp.primary_color = primary_color; comp.domains = domains; comp.enabled_modules = enabled_modules; comp.allowed_ips = allowed_ips; }
+        if (comp) { comp.nimi = nimi; comp.subtitle = subtitle; comp.phone = phone; comp.primary_color = primary_color; comp.domains = domains; comp.enabled_modules = enabled_modules; comp.allowed_ips = allowed_ips; }
         const avail = availableCompanies.find(c => c.id === currentCompanyDetail);
         if (avail) avail.nimi = nimi;
         populateCompanySelector();