Author's Note: I may not include the temporary and DLC-exclusive squad(s) such as Anderson, Kenson, Aria etc.
Mass Effect:
• Ashley Williams (until she was sacrifice in Virmire)
• Garrus Vakarian
• Kaidan Alenko (until he was sacrifice in Virmire)
• Liara T'Soni
• Tali'Zorah
• Urdnot Wrex (if he won't back down in Virmire, he will die)
Mass Effect 2:
• Garrus Vakarian
• Grunt
• Jacob Taylor
• Jack
• Kasumi Goto
• Legion
• Miranda Lawson
• Mordin Solus
• Samara
• Tali'Zorah
• Thane Krios
• Zaeed Massani
Note: At least 2 squadmates must survive in the suicide mission. Otherwise, Shepard will die and the saved game cannot be import in ME3.
Mass Effect 3:
• Ashley Williams (if she is alive in ME1)
• EDI
• Garrus Vakarian (if he is survived in the suicide mission)
• James Vega
• Javik
• Kaidan Alenko (if he is alive in ME1)
• Liara T'Soni
• Tali'Zorah (if she is survived in the suicide mission)
Mass Effect:
• Ashley Williams (until she was sacrifice in Virmire)
• Garrus Vakarian
• Kaidan Alenko (until he was sacrifice in Virmire)
• Liara T'Soni
• Tali'Zorah
• Urdnot Wrex (if he won't back down in Virmire, he will die)
Mass Effect 2:
• Garrus Vakarian
• Grunt
• Jacob Taylor
• Jack
• Kasumi Goto
• Legion
• Miranda Lawson
• Mordin Solus
• Samara
• Tali'Zorah
• Thane Krios
• Zaeed Massani
Note: At least 2 squadmates must survive in the suicide mission. Otherwise, Shepard will die and the saved game cannot be import in ME3.
Mass Effect 3:
• Ashley Williams (if she is alive in ME1)
• EDI
• Garrus Vakarian (if he is survived in the suicide mission)
• James Vega
• Javik
• Kaidan Alenko (if he is alive in ME1)
• Liara T'Soni
• Tali'Zorah (if she is survived in the suicide mission)