run process as admin and redirect the process output

var outputBuilder = new StringBuilder();
var processStartInfo = new ProcessStartInfo();
processStartInfo.CreateNoWindow = true;
processStartInfo.RedirectStandardOutput = true;
processStartInfo.RedirectStandardError = true;
processStartInfo.RedirectStandardInput = true;
processStartInfo.UseShellExecute = false;
processStartInfo.Arguments = "/b " + @"C:\AutoInstaller\myApp.bld";
processStartInfo.FileName = @"C:\Program Files (x86)\VisBuildPro8\VisBuildCmd.exe";

processStartInfo.Verb = "runas";

var process = new Process();

process.StartInfo = processStartInfo;

process.EnableRaisingEvents = true;


process.OutputDataReceived += delegate(object sender, DataReceivedEventArgs e)
{
 outputBuilder.Append(e.Data);
 outputBuilder.Append(Environment.NewLine);
};

process.Start();
process.BeginOutputReadLine();
process.WaitForExit();
process.CancelOutputRead();