Contractors system requirements state that you will need at least 8 GB of RAM. If possible, make sure your have 16 GB of RAM in order to run Contractors to its full potential. The cheapest graphics card you can play it on is an NVIDIA GeForce GTX 1060. Futhermore, an NVIDIA GeForce GTX 1070 is recommended in order to run Contractors with the highest settings. To play Contractors you will need a minimum CPU equivalent to an Intel Core i5-650. Whereas, an Intel Core i7-4790 is recommended in order to run it.
Contractors will run on PC system with Windows 7 and upwards.