Produce reliable leads for our Australian business

I need to produce 15 genuine leads per hour. They must include: Company Name Address Phone Number Employee Size Industry First Name Last Name Title Email address I do not want the names of random people at the company. We will be selling Australian assembled laptops and computers to businesses that are interested. Therefore we need the contact details of those in charge of acquisitions. If this cannot be found, or if multiple people with that title are found, then the person in the company most senior is needed.