Here is the full list of all 26 Kingpin: Reloaded achievements.
Hired your first friend
You didn't take the hint!
Completed the game on Novice
Completed the game on Easy
Completed the game on Medium
Completed the game on Hard
Completed the game on Real
Completed the game on Hardcore
Completed the game without dying
Found all secrets
Complete all quests
You bought the crowbar for a dollar!
Completed Skid Row
Got Louie's documents from the safe
Completed Poisonville
All that effort - Wasted!
Returned Louie's documents
Completed Ship Yards
Found Moker
Completed Steel Town
Rescued David
Completed Train Yards
Mashed the Tunnel Freaks
Blew away the Tunnel Freaks
Curiosity killed the cat
Completed Radio City