Here is the full list of all 15 SimCasino achievements.
Have a hotel room with 100% satisfaction
Place 20 statues.
50 players win a jackpot of at least $1,000
Have 50 slot machines with at least 18% house edge
Build 20 security cameras
Research everything
Make $10,000 in one day from slot machines
Have 50 booked hotel rooms
Build a functioning restroom
Build a toilet
Buy every available plot of land
Build 21 blackjack tables
Name your profile after one of the Casinos on the strip of New Vegas
Place 100 columns
Set the beer price to $0