This resource was found in http://blog.us.playstation.com
A spoiler has been announced that a companion list for Fallout New Vegas has been released by the Playstation Blog, you are allowed one humanoid and one non-human companion at any one time, each companion has their own passive perks that helps the player through the game.
So far there are 8 companions that have been announced but there could be more either later on in the game’s progress or via DLCs, only the company knows for certain.
Here are the companions announced:
Name: Arcade Israel Gannon
Perk: Better Healing – While Arcade is a companion, the player regains more health from all sources
Name: Craig Boone
Perk: Spotter – While Boone is a companion, hostile targets are highlighted whenever the player is actively aiming
Name: Rose of Sharon Cassidy
Perk: Whiskey Rose – While Cass is a companion, she and the player gain Damage Threshold when they drink Whiskey. Additionally, the player does not suffer intelligence loss from consuming alcohol and ignores the negative effects of alcohol addiction
Name: Lillian Marie Bowen
Race: Super Mutant
Perk: Stealth Girl – While Lily is a companion, the duration of Stealth Boys is increased by 200% and all Sneak Attack Critical Hits do an additional 10% damage
Name: Raul Alfonso Tejada
Perk: Regular Maintenance – While Raul is a companion, the Condition of weapons and armor decays 50% slower
Name: Veronica Renata Santangelo
Perk: Scribe Assistant – while Veronica is a companion, the player can craft Workbench items through Veronica’s dialogue
Name: Eyebot (Duraframe) – Subject E
Perk: Enhanced Sensors – while ED-E is a companion, the player can detect enemies at an increased range. Additionally, enemies will appear on the player’s compass and can be targeted in V.A.T.S. even when cloaked
Name: Cyber-Hound Mk. III, LEO Support Model, Serial Number B955883
Perk: Search and Mark – While Rex is a companion, unequipped chems, firearms, and ammunition within a short distance are highlighted when you zoom the camera
You are allowed one human and one non-human at a time and their perks become active the moment you hire them, each one is unique to keep varying the perks of the human and non-human allies.
Fallout New Vegas is released on October 22nd on Xbox 360, Playstation 3 and PC