Looking for someone to bring leads for mobile app development

Hi I am looking for someone who can do linkedin marketing, facebook marketing, email marketing and generate leads of business owners and entrepreneurs who wish to get their mobile app designed/developed. The process would be, you need to market and the lead must come to our website and fill up a form. A perfectly filled form would be considered as a lead. We shall recheck the lead to be genuine. All the genuine leads would be only counted as achievement towards your goal. To start this project, we are expecting to test with 50 genuine quality leads getting leads generated by filling a form on our website and further checked by our team about its genuinity.