diff --git a/samples/manage/windows-containers/mssql-server-2014-express-windows/dockerfile b/samples/manage/windows-containers/mssql-server-2014-express-windows/dockerfile
index da4c84c1..323db222 100644
--- a/samples/manage/windows-containers/mssql-server-2014-express-windows/dockerfile
+++ b/samples/manage/windows-containers/mssql-server-2014-express-windows/dockerfile
@@ -1,6 +1,6 @@
 # mssql server 2014 express image listening on static port 1433
-# 
-# Note: This dockerfile is based on Buc Rogers' work here: 
+#
+# Note: This dockerfile is based on Buc Rogers' work here:
 # https://github.com/brogersyh/Dockerfiles-for-windows/tree/master/sqlexpress
 #
 # .NET 3.5 required for SQL Server
@@ -12,12 +12,13 @@ MAINTAINER Perry Skountrianos
 # set environment variables
 ENV sql_express_download_url "https://download.microsoft.com/download/1/5/6/156992E6-F7C7-4E55-833D-249BD2348138/ENU/x64/SQLEXPR_x64_ENU.exe"
 ENV sa_password _
+ENV attach_dbs "[]"
 
 # make install files accessible
 COPY . /
 WORKDIR /
 
-# download and install Microsoft SQL 2014 Express Edition in one step  
+# download and install Microsoft SQL 2014 Express Edition in one step
 RUN powershell -Command (New-Object System.Net.WebClient).DownloadFile('%sql_express_download_url%', 'sqlexpress.exe') && /sqlexpress.exe /qs /x:setup && /setup/setup.exe /q /ACTION=Install /INSTANCENAME=SQLEXPRESS /FEATURES=SQLEngine /UPDATEENABLED=0 /SQLSVCACCOUNT="NT AUTHORITY\System" /SQLSYSADMINACCOUNTS="BUILTIN\ADMINISTRATORS" /TCPENABLED=1 /NPENABLED=0 /IACCEPTSQLSERVERLICENSETERMS && del /F /Q sqlexpress.exe && rd /q /s setup
 
 RUN powershell -Command \
@@ -25,6 +26,6 @@ RUN powershell -Command \
         stop-service MSSQL`$SQLEXPRESS ; \
         set-itemproperty -path 'HKLM:\software\microsoft\microsoft sql server\mssql12.SQLEXPRESS\mssqlserver\supersocketnetlib\tcp\ipall' -name tcpdynamicports -value '' ; \
         set-itemproperty -path 'HKLM:\software\microsoft\microsoft sql server\mssql12.SQLEXPRESS\mssqlserver\supersocketnetlib\tcp\ipall' -name tcpport -value 1433 ; \
-        set-itemproperty -path 'HKLM:\software\microsoft\microsoft sql server\mssql12.SQLEXPRESS\mssqlserver\' -name LoginMode -value 2 ; 
+        set-itemproperty -path 'HKLM:\software\microsoft\microsoft sql server\mssql12.SQLEXPRESS\mssqlserver\' -name LoginMode -value 2 ;
 
-CMD powershell ./start %sa_password%
+CMD powershell ./start -sa_password %sa_password% -attach_dbs \"%attach_dbs%\" -Verbose
diff --git a/samples/manage/windows-containers/mssql-server-2014-express-windows/readme.md b/samples/manage/windows-containers/mssql-server-2014-express-windows/readme.md
index 24c76d71..6b194926 100644
--- a/samples/manage/windows-containers/mssql-server-2014-express-windows/readme.md
+++ b/samples/manage/windows-containers/mssql-server-2014-express-windows/readme.md
@@ -17,7 +17,7 @@ Note: This dockerfile is based on Buc Rogers' work that can be found [here] (htt
 ## About this sample
 
 1. **Applies to:** SQL Server 2014 Express, Windows Server Technical Preview 4 or later
-5. **Authors:** Perry Skountrianos [perrysk-msft]
+5. **Authors:** Perry Skountrianos [perrysk-msft], Max Knor [knom]
 
 <a name=before-you-begin></a>
 
@@ -27,16 +27,44 @@ To run this sample, you need the following prerequisites.
 
 **Software prerequisites:**
 
-You can run the container with the following command. Note the you'll need Windows Server Core TP5 v10.0.14300.1000.
-docker run -p 1433:1433 --env sa_password=<YOUR SA PASSWORD> microsoft/mssql-server-2014-express-windows
+You can run the container with the following command. 
+(Note the you'll need Windows Server Core TP5 v10.0.14300.1000.)
+
+```` 
+docker run -p 1433:1433 -v C:/temp/:C:/temp/ --env sa_password=<YOUR SA PASSWORD> --env attach_dbs="<DB-JSON-CONFIG>" -v microsoft/mssql-server-2014-express-windows
+```` 
+
+- **-p HostPort:containerPort** is for port-mapping a container network port to a host port.
+- **-v HostPath:containerPath** is for mounting a folder from the host inside the container. 
+
+  This can be used for saving database outside of the container.
 
 <a name=run-this-sample></a>
 
 ## Run this sample
 
-The image provides one environment variable to set the sa password: </br>
+The image provides two environment variables to optionally set: </br>
 - sa_password: Sets the sa password and enables the sa login
+- attach_dbs: The configuration for attaching custom DBs (.mdf, .ldf files).
 
+  This should be a JSON string, formed like the following (note the SINGLE quotes and everything in one line):
+  ``` 
+[{'dbName':'MaxDb','dbFiles':['C:\\temp\\maxtest.mdf','C:\\temp\\maxtest_log.
+ldf']},{'dbName':'PerryDb','dbFiles':['C:\\temp\\perrytest.mdf','C:\\temp\\perrytest_log.
+ldf']}]
+  ``` 
+  There can be zero to many databases in the array.
+  - dbName: The name of the database
+  - dbFiles: An array of absolute paths to the .MDF and .LDF files.
+
+    Can be one or many, note that the path has double backslashes for escaping!
+
+This example shows all parameters in action:	
+```
+docker run -p 1433:1433 -v C:/temp/:C:/temp/ --env attach_dbs="[{'dbName':'MaxTest','dbFiles':['C:\\temp\\maxtest.mdf','C:\\temp\\maxtest_log.
+ldf']}]" microsoft/mssql-server-2014-express-windows
+```
+	
 <a name=sample-details></a>
 
 ## Sample details
diff --git a/samples/manage/windows-containers/mssql-server-2014-express-windows/start.ps1 b/samples/manage/windows-containers/mssql-server-2014-express-windows/start.ps1
index 1fa234ab..f28672f1 100644
--- a/samples/manage/windows-containers/mssql-server-2014-express-windows/start.ps1
+++ b/samples/manage/windows-containers/mssql-server-2014-express-windows/start.ps1
@@ -1,17 +1,43 @@
-# The script sets the sa password and start the SQl Service 
+# The script sets the sa password and start the SQL Service 
+# Also it attaches additional database from the disk
+# The format for attach_dbs
 
 param(
 [Parameter(Mandatory=$false)]
-[string]$sa_password
+[string]$sa_password,
+
+[Parameter(Mandatory=$false)]
+[string]$attach_dbs
 )
 
 # start the service
+Write-Verbose "Starting SQL Server"
 start-service MSSQL`$SQLEXPRESS
 
-
 if($sa_password -ne "_"){
+	Write-Verbose "Changing SA login credentials"
     $sqlcmd = "ALTER LOGIN sa with password=" +"'" + $sa_password + "'" + ";ALTER LOGIN sa ENABLE;"
     Invoke-Sqlcmd -Query $sqlcmd -ServerInstance ".\SQLEXPRESS" 
 }
 
+$attach_dbs = $attach_dbs | ConvertFrom-Json
+
+if ($null -ne $attach_dbs){
+	Write-Verbose "Attaching database(s)"
+	Foreach($db in $attach_dbs)
+	{
+		$files = @();
+		Foreach($file in $db.dbFiles)
+		{
+			$files += "(FILENAME = 'N$($file)')";
+		}
+		
+		$files = $files -join ","
+		$sqlcmd = "sp_detach_db $($db.dbName);GO;CREATE DATABASE $($db.dbName) ON $($files) FOR ATTACH ;GO;"
+
+		Write-Host Invoke-Sqlcmd -Query $($sqlcmd) -ServerInstance ".\SQLEXPRESS" 
+		Invoke-Sqlcmd -Query $sqlcmd -ServerInstance ".\SQLEXPRESS"
+	}
+}
+
 while ($true) { Start-Sleep -Seconds 3600 }
\ No newline at end of file