Well you need to know

who the entities are in Nevada

that will be helping you with setting up your business. Here is a list to get you started :
Clark County Business License: (702) 455-4252 – they will need to see a copy of a signed lease agreement before they will accept your application and issue your business license in Clark County
Clark County Clerk: (702) 671-0500 – you will need to file your fictitious firm name
Nevada Secretary of State: (800) 583-9846 – you will set up and file any corporation documents
There is a vast array of professional business people that you can work with in Las Vegas.
Let ViewPointe Executive Suites help you get started! 702-990-8800 or www.viewpointecenter.com