internet service provider and maintinance

I need a completed applications and database for mange an internet company , employees , payment monthly , maintinance , gps for ftth users and poles , tracking the employees , devices sales , sales bones , app for subscribers and employees , ticket system for mange the maintinance , HR , employee salary , subscribers debits , notifactions for subscribers , offices and the devices and sales stores , new subscribers request form , maintinance form , bring the payment from subscribers delvery , each subscribe the history of payments and maintinance and all his information , each employee his account for his jobs and compleeted tasks for which subcribers and history of his taskes ,