Here is the startup list. I am leaving out what I know (McAfee, MSN Messenger etc...)
IFGXTRAY igfxtray.exe is a process which allows you to access access the Intel Graphics configuration and diagnostic application for the Intel 810 series graphics chipset. This program is a non-essential system process, and is installed for ease of use via the desktop tray.
HKCMD hkcmd.exe is installed alongside Intel multimedia devices and allows configuration and diagnostic options for these devices. This program is non-essential process to the running of the system, but should not be terminated unless suspected to be causing problems
IGFXPERS igfxpers.exe is a process associated with the Common User Interface module from Intel.
JUSCHED jusched.exe is a process installed alongside Sun Microsystem's Java2 suite and, and checks for/installs Java updates. This program is important for the stable and secure running of your computer and should not be terminated.
SYNTPLPR syntplpr.exe is a process installed alongside the Synaptics TouchPad for laptop computer touchpads. It provides additional configurations and support. This program is a non-essential process, and is installed for ease of use.
SYNTPENH syntpenh.exe is a process installed alongside the Synaptics TouchPad for laptop computer touchpads. Provides additional configurations and support, and is essential on some machines for the functioning of this input device. This program is a non-essential system process, but should not be terminated unless suspected to be causing problems.
PRONOMGR pronomgr.exe is a process by Intel which allows accses to the configuration and diagnostic console for Intel PRO Ethernet adapters. This program is a non-essential system process, but should not be terminated unless suspected to be causing problems
QUICKSET quickset.exe is a process belonging to Dell computers which allows you to access power management diagnostics and settings. This program is non-essential process to the running of the system, but should not be terminated unless suspected to be causing problems.
WLTRAY WLTRAY.exe is a process installed alongside Dell Wireless WLAN Card and provides additional configuration options for these devices. This program is non-essential process to the running of the system, but should not be terminated unless suspected to be causing problems.
MMTRAY mmtray.exe is a process belonging to MusicMatch Jukebox, an audio player which allows you to organize and play your MP3 music files and other media formats. This program is non-essential process to the running of the system, but should not be terminated unless suspected to be causing problems.
MMTASK mmtask.tsk is a normally hidden process which is instigated by Microsoft Windows 9x and ME only. It allows Windows to operate a multi-tasking system for multimedia based data. This program is important for the stable and secure running of your computer and should not be terminated
QTTASK qttask.exe produced by Apple, installs a tray bar icon which links to the Apple QuickTime video streaming tool. This program is a non-essential system process, and is installed for ease of use.
QBREMINDER* (Couldn't find)
ISUSPM isuspm.exe is a process that belongs InstallShield from Macrovision. The process automatically checks for the latest updates online. By removing this process you will not get informed about the latest updates for InstallShield.
ISSCH issch.exe is an update service relating to the InstallShield utility which keeps this software up to date. This program is non-essential process to the running of the system, but should not be terminated unless suspected to be causing problems.
DMXLAUNCHER dmxlauncher.exe is a process belonging to Dell's Media Experience, a multimedia suite which offers the user functionality to organise and play music and digital video files. This program is non-essential process to the running of the system, but should not be terminated unless suspected to be causing problems.
I know not all letters are supposed to be in CAPS, but it was the best I could do writing them all down.
So which ones do I NEED on startup/boot?