you also need to buy software according to your org. strength which streamlines your basic hassels related to payroll etc. you also need to buy the punch in punch out software for attendance now a days biometric systems are cheaper and better ,also sit with accounts to create salary slabs ,and start creating personal files . you may also opt to hire a consultant for payroll , once done create job descriptions , buy a job portral pakage . do some salary surveys in the field and with friends and set the salary structure , get in touch with the nearest bank for salary accounts opening .then have some meetings starting with the top management (use video confrencing if necessery). then with middle mgt. even with the cleaners and gardners . throw some parties get to know the guys , i am sure this will take a few months . if helpful let me know