Help me with Marketing

Hi, I would like somebody in US , who can help market and co-ordinate with my Clients. He will be responsible to take care of my leads and bring leads for me as well. We will hire you in Freelancer immediately after proper selection and it will be done by this week. Please let us know your experience and what can you do for us in the field of IT and programming, website, mobile app development. Looking forward to appropriate candidate.