MSConfig - Describes how to use the System Configuration utility (MsConfig.exe) to troubleshoot errors that may prevent Windows Vista from starting correctly.
Autoruns - See what programs are configured to startup automatically when your system boots and you login.
Chameleon Startup Manager - Chameleon Startup Manager is a startup control panel with startup inspector. The program also offers full support for the Windows Vista x64 and Windows 7
FCorp KickStart - Windows Startup and Services Manager
Autorun Organizer - Free startup manager with delay option.
SterJo StartUp Patrol - Patrolling Windows startup registry entries