diff --git a/SpeechproSpeechKit/SpeechproSpeechKit/AntiSpoofingKit/STCASVSNetworkingManager.m b/SpeechproSpeechKit/SpeechproSpeechKit/AntiSpoofingKit/STCASVSNetworkingManager.m
index 5c53472..09172d4 100644
--- a/SpeechproSpeechKit/SpeechproSpeechKit/AntiSpoofingKit/STCASVSNetworkingManager.m
+++ b/SpeechproSpeechKit/SpeechproSpeechKit/AntiSpoofingKit/STCASVSNetworkingManager.m
@@ -34,7 +34,7 @@ -(NSString *)request {
 
 -(void)inspect:(NSData *)sound withCompletionHandler:(CompletionHandler)completionHandler {
     self.voiceData = [NSData dataWithData:sound];
-    [self obtainWithCompletionHandler:completionHandler];
+    [self obtainWithCompletionHandler:completionHandler  startSessionHandler:nil];
 }
 
 @end
diff --git a/SpeechproSpeechKit/SpeechproSpeechKit/Common/Networking/STCNetworkingManager.h b/SpeechproSpeechKit/SpeechproSpeechKit/Common/Networking/STCNetworkingManager.h
index 8cfbf93..e7369df 100644
--- a/SpeechproSpeechKit/SpeechproSpeechKit/Common/Networking/STCNetworkingManager.h
+++ b/SpeechproSpeechKit/SpeechproSpeechKit/Common/Networking/STCNetworkingManager.h
@@ -46,12 +46,12 @@ typedef void (^CompletionHandler) ( NSError *error, NSObject *result);
 /**
  * Obtains data with current networking request
  */
--(void)obtainWithCompletionHandler:(CompletionHandler)completionHandler;
+-(void)obtainWithCompletionHandler:(CompletionHandler)completionHandler startSessionHandler:(void (^)(void)) startSessionHandler;
 
 /**
  * Starts prerequest
  */
--(void)startingRequest;
+-(void)startingRequest:(void (^)(void)) startSessionHandler;
 
 /**
  * Returns the current request url
diff --git a/SpeechproSpeechKit/SpeechproSpeechKit/Common/Networking/STCNetworkingManager.m b/SpeechproSpeechKit/SpeechproSpeechKit/Common/Networking/STCNetworkingManager.m
index 42edd60..ad954fe 100644
--- a/SpeechproSpeechKit/SpeechproSpeechKit/Common/Networking/STCNetworkingManager.m
+++ b/SpeechproSpeechKit/SpeechproSpeechKit/Common/Networking/STCNetworkingManager.m
@@ -27,7 +27,7 @@ @interface STCNetworkingManager()
 @interface STCNetworkingManager(Private)
 
 -(NSDictionary *)authorizationDataAsBody;
--(void)startSession;
+-(void)startSession:(void (^)(void)) startSessionHandler;
 -(void)closeSession;
 
 @end
@@ -42,14 +42,14 @@ -(id)init {
     return self;
 }
 
--(void)obtainWithCompletionHandler:(CompletionHandler)completionHandler{
+-(void)obtainWithCompletionHandler:(CompletionHandler)completionHandler startSessionHandler:(void (^)(void)) startSessionHandler{
     self.completionHandler = completionHandler;
-    [self startingRequest];
+    [self startingRequest: startSessionHandler];
 }
 
--(void)startingRequest {
+-(void)startingRequest:(void (^)(void)) startSessionHandler {
     if ( self.sessionId == nil ) {
-        [self startSession];
+        [self startSession: startSessionHandler];
         return;
     }
     [self progressRequest];
@@ -102,7 +102,7 @@ -(void)progressRequest {
 
 @implementation STCNetworkingManager(Private)
 
--(void)startSession {
+-(void)startSession:(void (^)(void)) startSessionHandler {
     NSLog(@"start session %@",self.authorizationDataAsBody);
     NSURLSessionDataTask *task = [self taskPostRequestForURLString:self.sessionRequest
                                                           withBody:self.authorizationDataAsBody
@@ -116,11 +116,17 @@ -(void)startSession {
                                                          self.completionHandler(responseError, nil);
                                                          return ;
                                                      }
+        
+        
                                                      
                                                      NSDictionary *json = [NSJSONSerialization JSONObjectWithData:data
                                                                                                           options:0
                                                                                                             error:nil];
                                                      self.sessionId = json[kSessionIdURLParam];
+        
+        if (startSessionHandler != nil) {
+            startSessionHandler();
+        }
                                                      
                                                      [self progressRequest];
     }];
diff --git a/SpeechproSpeechKit/SpeechproSpeechKit/DiarizationKit/Networking/STCDRZNetworkingManager.m b/SpeechproSpeechKit/SpeechproSpeechKit/DiarizationKit/Networking/STCDRZNetworkingManager.m
index 7179a88..9753c97 100644
--- a/SpeechproSpeechKit/SpeechproSpeechKit/DiarizationKit/Networking/STCDRZNetworkingManager.m
+++ b/SpeechproSpeechKit/SpeechproSpeechKit/DiarizationKit/Networking/STCDRZNetworkingManager.m
@@ -33,7 +33,7 @@ -(NSString *)request {
 -(void)diarize:(NSData *)sound
 withCompletionHandler:(CompletionHandler)completionHandler {
     self.voiceData = [NSData dataWithData:sound];
-    [self obtainWithCompletionHandler:completionHandler];
+    [self obtainWithCompletionHandler:completionHandler  startSessionHandler:nil];
 }
 
 @end
diff --git a/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Networking/Packages/STCASRPackageListNetworkingManager.m b/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Networking/Packages/STCASRPackageListNetworkingManager.m
index 634cb6d..5e4705f 100644
--- a/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Networking/Packages/STCASRPackageListNetworkingManager.m
+++ b/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Networking/Packages/STCASRPackageListNetworkingManager.m
@@ -12,7 +12,7 @@
 @implementation STCASRPackageListNetworkingManager
 
 -(void)obtainPackagesWithCompletionHandler:(CompletionHandler)completionHandler {
-    [self obtainWithCompletionHandler:completionHandler];
+    [self obtainWithCompletionHandler:completionHandler startSessionHandler:nil];
 }
 
 -(NSString *)request {
diff --git a/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Networking/Recognize/STCASRRecognizeNetworkingManager.m b/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Networking/Recognize/STCASRRecognizeNetworkingManager.m
index 435dbce..f679475 100644
--- a/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Networking/Recognize/STCASRRecognizeNetworkingManager.m
+++ b/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Networking/Recognize/STCASRRecognizeNetworkingManager.m
@@ -42,7 +42,7 @@ -(NSString *)request {
 -(void)recognizeSpeech:(NSString *)speech64Base
  withCompletionHandler:(CompletionHandler)completionHandler {
     self.voice = speech64Base;
-    [self obtainWithCompletionHandler:completionHandler];
+    [self obtainWithCompletionHandler:completionHandler  startSessionHandler:nil];
 }
 
 -(void)recognizeSpeech:(NSString *)speech64Base
diff --git a/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Networking/StreamRecognize/STCASRStreamNetworkingManager.h b/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Networking/StreamRecognize/STCASRStreamNetworkingManager.h
index 17ccf83..bf9eeee 100644
--- a/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Networking/StreamRecognize/STCASRStreamNetworkingManager.h
+++ b/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Networking/StreamRecognize/STCASRStreamNetworkingManager.h
@@ -25,7 +25,8 @@
  * @param completionHandler The recognition completion handler
  */
 -(void)startStreamWithPackage:(NSString *)package
-        withCompletionHandler:(CompletionHandler)completionHandler;
+        withCompletionHandler:(CompletionHandler)completionHandler
+          startSessionHandler:(void (^)(void)) startSessionHandler;
 
 /**
  * Closes the stream transaction and provides the finished result
diff --git a/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Networking/StreamRecognize/STCASRStreamNetworkingManager.m b/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Networking/StreamRecognize/STCASRStreamNetworkingManager.m
index 1c9a4e6..504d5dd 100644
--- a/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Networking/StreamRecognize/STCASRStreamNetworkingManager.m
+++ b/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Networking/StreamRecognize/STCASRStreamNetworkingManager.m
@@ -65,14 +65,15 @@ -(void)recognize {
 -(void)startStreamWithCompletionHandler:(CompletionHandler)completionHandler {
     self.package = nil;
     self.completionHandler = completionHandler;
-    [self obtainWithCompletionHandler:completionHandler];
+    [self obtainWithCompletionHandler:completionHandler startSessionHandler:nil];
 }
 
 -(void)startStreamWithPackage:(NSString *)package
-        withCompletionHandler:(CompletionHandler)completionHandler {
+        withCompletionHandler:(CompletionHandler)completionHandler
+          startSessionHandler:(void (^)(void)) startSessionHandler{
     self.package = package;
     self.completionHandler = completionHandler;
-    [self obtainWithCompletionHandler:completionHandler];
+    [self obtainWithCompletionHandler:completionHandler startSessionHandler:startSessionHandler];
 }
 
 -(void)closeStreamWithCompletionHandler:(CompletionHandler)completionHandler {
diff --git a/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Recognizing/STCRecognizer.m b/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Recognizing/STCRecognizer.m
index 7ce576c..8de0650 100644
--- a/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Recognizing/STCRecognizer.m
+++ b/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Recognizing/STCRecognizer.m
@@ -41,7 +41,7 @@ -(void)startWithCompletionHandler:(RecognizingCompletionHandler)completionHandle
     [self.voiceManager record];
 }
 
--(void)startWithPackage:(NSDictionary *)package withCompletionHandler:(RecognizingCompletionHandler)completionHandler {
+-(void)startWithPackage:(NSDictionary *)package withCompletionHandler:(RecognizingCompletionHandler)completionHandler startSessionHandler:(void (^)(void)) startSessionHandler {
     self.package = package;
     [self configureVoicerManagerWithSampleRate:[package[@"sample_rate"] integerValue]];
     self.recognizeCompletionHandler = completionHandler;
diff --git a/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/STCRecognizeKitImplementation.m b/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/STCRecognizeKitImplementation.m
index 99a857d..2721e1a 100644
--- a/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/STCRecognizeKitImplementation.m
+++ b/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/STCRecognizeKitImplementation.m
@@ -63,13 +63,14 @@ -(void)streamWithCompletionHandler:(RecognizeCompletionHandler)completionHandler
 }
 
 -(void)streamWithPackage:(NSString *)package
-   withCompletionHandler:(RecognizeCompletionHandler)completionHandler {
+   withCompletionHandler:(RecognizeCompletionHandler)completionHandler
+     startSessionHandler:(void (^)(void)) startSessionHandler{
     self.streamCompletionHandler = completionHandler;
     self.streamNetworkingManager = [[STCASRStreamNetworkingManager alloc] init];
-    [self.streamNetworkingManager startStreamWithPackage:package withCompletionHandler:^(NSError *error, NSObject *result) {
+    [self.streamNetworkingManager startStreamWithPackage:package withCompletionHandler:^(NSError *error, NSObject *result){
         NSDictionary *recognizeResult = (NSDictionary *)result;
         self.streamCompletionHandler(error, recognizeResult);
-    }];
+    } startSessionHandler: startSessionHandler];
 }
 
 -(void)closeStreamWithCompletionHandler:(RecognizeCompletionHandler)completionHandler  {
diff --git a/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Streamer/STCStreamRecognizer.m b/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Streamer/STCStreamRecognizer.m
index 901970e..c29fc0c 100644
--- a/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Streamer/STCStreamRecognizer.m
+++ b/SpeechproSpeechKit/SpeechproSpeechKit/RecognizeKit/Streamer/STCStreamRecognizer.m
@@ -28,7 +28,7 @@ @interface STCStreamRecognizer()
 @interface STCStreamRecognizer(Configure)
 
 -(void)configureVoiceManager;
--(void)configureRecognizeKit;
+-(void)configureRecognizeKit:(void (^)(void)) startSessionHandler;
 
 @end
 
@@ -59,13 +59,13 @@ -(id)init {
 
 -(void)startWithCompletionHandler:(RecognizingCompletionHandler)completionHandler {
     self.package = nil;
-    [self configureRecognizeKit];
+    [self configureRecognizeKit: nil];
     self.recognizeCompletionHandler = completionHandler;
 }
 
--(void)startWithPackage:(NSDictionary *)package withCompletionHandler:(RecognizingCompletionHandler)completionHandler{
+-(void)startWithPackage:(NSDictionary *)package withCompletionHandler:(RecognizingCompletionHandler)completionHandler startSessionHandler:(void (^)(void)) startSessionHandler{
     self.package = package;
-    [self configureRecognizeKit];
+    [self configureRecognizeKit: startSessionHandler];
     self.recognizeCompletionHandler = completionHandler;
 }
 
@@ -166,14 +166,14 @@ -(void)configureVoiceManager {
     };
 }
 
--(void)configureRecognizeKit {
+-(void)configureRecognizeKit:(void (^)(void)) startSessionHandler {
     __weak typeof(self) weakself = self;
     self.recognizeKit = [[STCRecognizeKitImplementation alloc] init];
     if (self.package!=nil) {
         [self.recognizeKit streamWithPackage:self.package[@"package_id"]
                        withCompletionHandler:^(NSError *error, NSDictionary *result) {
                            [weakself handleResult:result withError:error];
-                       }];
+        } startSessionHandler: startSessionHandler];
     } else {
         [self.recognizeKit streamWithCompletionHandler:^(NSError *error, NSDictionary *result) {
             [weakself handleResult:result withError:error];
diff --git a/SpeechproSpeechKit/SpeechproSpeechKit/STCRecognizeKit.h b/SpeechproSpeechKit/SpeechproSpeechKit/STCRecognizeKit.h
index 32b4af1..2c318e1 100644
--- a/SpeechproSpeechKit/SpeechproSpeechKit/STCRecognizeKit.h
+++ b/SpeechproSpeechKit/SpeechproSpeechKit/STCRecognizeKit.h
@@ -64,7 +64,8 @@ withCompletionHandler:(RecognizeCompletionHandler)completionHandler;
  * @param completionHandler The response block called when the result is received
  */
 -(void)streamWithPackage:(NSString *)package
-   withCompletionHandler:(RecognizeCompletionHandler)completionHandler;
+   withCompletionHandler:(RecognizeCompletionHandler)completionHandler
+     startSessionHandler:(void (^)(void)) startSessionHandler;
 
 /**
  * Closes the socket
diff --git a/SpeechproSpeechKit/SpeechproSpeechKit/STCRecognizing.h b/SpeechproSpeechKit/SpeechproSpeechKit/STCRecognizing.h
index 39ce9c3..b28f5c0 100644
--- a/SpeechproSpeechKit/SpeechproSpeechKit/STCRecognizing.h
+++ b/SpeechproSpeechKit/SpeechproSpeechKit/STCRecognizing.h
@@ -35,7 +35,8 @@ typedef void (^PeakPowerHandler) (Float32 peakPower);
  * @param completionHandler The recognition completion handler
  */
 -(void)startWithPackage:(NSDictionary *)package
-  withCompletionHandler:(RecognizingCompletionHandler)completionHandler;
+  withCompletionHandler:(RecognizingCompletionHandler)completionHandler
+    startSessionHandler:(void (^)(void)) startSessionHandler;
 
 /**
  * Stops recording and recognizing
diff --git a/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/Networking/Language/STCTTSLanguageNetworkingManager.m b/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/Networking/Language/STCTTSLanguageNetworkingManager.m
index 105f071..e1e143f 100644
--- a/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/Networking/Language/STCTTSLanguageNetworkingManager.m
+++ b/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/Networking/Language/STCTTSLanguageNetworkingManager.m
@@ -13,7 +13,7 @@
 @implementation STCTTSLanguageNetworkingManager
 
 -(void)obtainLanguagesWithCompletionHandler:(CompletionHandler)completionHandler {
-    [self obtainWithCompletionHandler:completionHandler];
+    [self obtainWithCompletionHandler:completionHandler startSessionHandler:nil];
 }
 
 -(NSString *)request {
diff --git a/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/Networking/Stream/STCTTSStreamNetworkingManager.h b/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/Networking/Stream/STCTTSStreamNetworkingManager.h
index 5050da9..7deb7fc 100644
--- a/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/Networking/Stream/STCTTSStreamNetworkingManager.h
+++ b/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/Networking/Stream/STCTTSStreamNetworkingManager.h
@@ -22,7 +22,8 @@
  * @param completionHandler The synthesis completion handler
  */
 -(void)streamWithVoice:(NSString *)voice
- withCompletionHandler:(CompletionHandler)completionHandler;
+ withCompletionHandler:(CompletionHandler)completionHandler
+   startSessionHandler:(void (^)(void)) startSessionHandler;
 
 /**
  * Closes the stream transaction 
diff --git a/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/Networking/Stream/STCTTSStreamNetworkingManager.m b/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/Networking/Stream/STCTTSStreamNetworkingManager.m
index db059ae..dfd9823 100644
--- a/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/Networking/Stream/STCTTSStreamNetworkingManager.m
+++ b/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/Networking/Stream/STCTTSStreamNetworkingManager.m
@@ -34,11 +34,12 @@ -(NSString *)request {
 }
 
 -(void)streamWithVoice:(NSString *)voice
- withCompletionHandler:(CompletionHandler)completionHandler {
+ withCompletionHandler:(CompletionHandler)completionHandler
+   startSessionHandler:(void (^)(void)) startSessionHandler{
     self.voice = voice;
     self.completionHandler = completionHandler;
     
-    [self startingRequest];
+    [self startingRequest: startSessionHandler];
 }
 
 -(void)progressRequest {
diff --git a/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/Networking/Synthesize/STCTTSSynthesizeNetworkingManager.m b/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/Networking/Synthesize/STCTTSSynthesizeNetworkingManager.m
index d0c4019..885f9ef 100644
--- a/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/Networking/Synthesize/STCTTSSynthesizeNetworkingManager.m
+++ b/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/Networking/Synthesize/STCTTSSynthesizeNetworkingManager.m
@@ -42,6 +42,6 @@ -(void)synthesizeText:(NSString *)text
     
     NSLog(@"%@",[text language]);
     
-    [self obtainWithCompletionHandler:completionHandler];
+    [self obtainWithCompletionHandler:completionHandler startSessionHandler:nil];
 }
 @end
diff --git a/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/Networking/Voice/STCTTSVoiceNetworkingManager.m b/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/Networking/Voice/STCTTSVoiceNetworkingManager.m
index 6a428b8..471e936 100644
--- a/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/Networking/Voice/STCTTSVoiceNetworkingManager.m
+++ b/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/Networking/Voice/STCTTSVoiceNetworkingManager.m
@@ -20,7 +20,7 @@ @implementation STCTTSVoiceNetworkingManager
 -(void)obtainVoicesForLanguage:(NSString *)language
          withCompletionHandler:(CompletionHandler)completionHandler {
     self.language = language;
-    [self obtainWithCompletionHandler:completionHandler];
+    [self obtainWithCompletionHandler:completionHandler startSessionHandler:nil];
 }
 
 -(NSString *)request {
diff --git a/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/STCSynthesizeKitImplementation.m b/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/STCSynthesizeKitImplementation.m
index 3217ec3..6825af3 100644
--- a/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/STCSynthesizeKitImplementation.m
+++ b/SpeechproSpeechKit/SpeechproSpeechKit/SynthesizeKit/STCSynthesizeKitImplementation.m
@@ -157,7 +157,7 @@ -(void)streamWithVoice:(NSString *)voice
 
                            NSString *url = [((NSDictionary *)result) objectForKey:@"url"];
                            self.streamCompletionHandler(nil, url);
-                       }];
+                       } startSessionHandler:nil];
 }
 
 -(void)closeStream:(StreamCompletionHandler)completionHandler {