All Constantine heists in one place so you don't have to individually install all of them.
Heists were made by Kyrios.

Heists:
A House of Pleasure
A Touch of Class
Aurora Club
Blood in the Water
Butchers Bay
Cartel Transport: Construction Site
Cartel Transport: Downtown
Cartel Transport: Train
Cold Stones
Concrete Jungle
Crime and Punishment
Dance with the Devil
Deadly Cargo
Early Bird
End of an Era
Fiesta
Flatline
Golden Shakedown
Gunrunners Clubhouse
Harboring a Grudge
Hunter and Hunted
In the Crosshairs
Kozlov Mansion
Murky Airpot
On Display
Pacific Bank
Penthouse Crasher
Precinct Raid
Scarlett Resort
Scorched Earth
Showdown
Smackdown
Smugglers Den
Triad Takedown Remastered
Truck Hustle
Welcome to the Jungle

Extract zip file then move all the folders within the extracted folder to the Maps folder.