Here is the full list of all 44 Dead Alliance achievements.
Get 100 kills with the AK
Threw 100 PAMs
Get 100 Enemy Kills with the melee weapon
Get 100 kills with the SAP19
Get 100 kills with the Crossbow
Get 100 kills with the M60
You've called in Primed & Weaponized 10 times
Threw 100 Distractors
You've called in Dead From Above 10 times
You've called in Localized Detonation 10 times
Cause 100 Zombies to go Frenzy
You've called in Recon 10 times
Managed to kill 10 zombies with one grenade
Stabbed 100 Zombies
Managed to frenzy 5 zombies with one PAM
You've unlocked the Heavy Class
You've unlocked the Scout Class
Got a triple kill
Get 100 Kills with the M4
Get 1,000 Kills with the M4
Cause 1,000 Zombies to go Frenzy
Get 1,000 kills with the Crossbow
Get 1,000 kills with the SAP19
Dropped 100 LRADs
Dropped 100 Templars
Dropped 100 Tactical Insertions
Threw 100 Grenades
Used 100 Smoke Grenades
Stabbed 1,000 Zombies
Get 1,000 Enemy Kills with the melee weapon
Get 100 kills with the SAW
Get 1,000 kills with the SAW
You've called in Off Map Sniper 10 times
You've called in Blindtex 10 times
You've called in Localized Infection 10 times
You've called in Armor Pack Drop 10 times
Get 1,000 kills with the AK
Get 1,000 kills with the M60
Get 100 kills with the ZED12
Get 1,000 kills with the ZED12
Get 100 kills with the DRAKON I
Get 1,000 kills with the DRAKON I
Threw 100 Chaos Grenades
Dropped 200 Dampers