diff --git a/GPW.CORE.UI/Data/SharedService.cs b/GPW.CORE.UI/Data/SharedService.cs
new file mode 100644
index 0000000..d6530b9
--- /dev/null
+++ b/GPW.CORE.UI/Data/SharedService.cs
@@ -0,0 +1,66 @@
+using GPW.CORE.Data;
+
+namespace GPW.CORE.UI.Data
+{
+    /// <summary>
+    /// Servizi e dati condivisi a livello applicazione
+    /// </summary>
+    public class SharedService
+    {
+        #region Private Fields
+
+        private List<LiManObj.AttivazioneDTO> _activList = new List<LiManObj.AttivazioneDTO>();
+
+        #endregion Private Fields
+
+        #region Public Events
+
+        public event Action EA_InfoUpdated = null!;
+
+        #endregion Public Events
+
+        #region Public Properties
+
+        public List<LiManObj.AttivazioneDTO> ActivList
+        {
+            get => _activList;
+            set
+            {
+                if (_activList != value)
+                {
+                    _activList = value;
+
+                    if (EA_InfoUpdated != null)
+                    {
+                        EA_InfoUpdated?.Invoke();
+                    }
+                }
+            }
+        }
+
+        public string Installazione { get; set; } = "";
+        public string Applicazione { get; set; } = "";
+        public string MasterKey { get; set; } = "";
+
+        public bool ValidData
+        {
+            get => !string.IsNullOrEmpty(Installazione) && !string.IsNullOrEmpty(Applicazione) && !string.IsNullOrEmpty(MasterKey) && ActivList != null && ActivList.Count > 0;
+        }
+
+        public DateTime infoExpiry { get; set; } = DateTime.Today.AddDays(1);
+
+        #endregion Public Properties
+
+        #region Private Methods
+
+        private void ReportUpdated()
+        {
+            if (EA_InfoUpdated != null)
+            {
+                EA_InfoUpdated?.Invoke();
+            }
+        }
+
+        #endregion Private Methods
+    }
+}
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