Wifi
Spectrum - $75 WIFI ONLY (no additional internet charges or landline needed - recommend getting a phone with data to use hot spot if internet ever goes down)
AT&T if you are using them for your phone store data they do offer a discounted bundle!! (can also put your personal phone on the plan since you are using for business ;))
Security Cameras
ADT - install during construction to keep an eye on tasks being completed and inventory purchased