Lead Generation into Email Into Appointments (USA)

We have a digital marketing agency in the USA that does high level PPC and other digital marketing services. We are looking to get appointments with medium to large businesses to do an audit of their Google analytics.

We are looking for help on all the parts of the process.

1. Generating the leads (Can also pull leads from sales nav in linkedin
2. Emailing the prospect
3. Calling to set up the appointment