I need a data mining expert (Locate Top Influencers)

I need a data mining expert to help me locate 20-100 top influencers in the following fields: • Grief & Bereavement (therapy and recovery) • Death • Dying • End of life care • Funerals and Green Funerals • Natural/Alternative Death Care • Healing Rituals/Ceremonies (for grief, death, dying) • Expressive Therapy such as: Music Therapy and Bereavement • Hospice • Death Midwifes (Death Doulas) • Psychological Resilience and Post Traumatic Growth • Self-Care (and Emotional Intelligence) How much is the cost to create a list of the top 20 experts/influencers in each category? How much for the top 50 or 100 in each category? If you have a different price breakdown, let me know what it is and I'll use that make my purchase decision. I want to find the sweet spot, where I can get the most high-quality data for the least amount of money. Location of Influencers - from the following countries: > United States, Canada, United Kingdom, Ireland, Australia, New Zealand I'm looking for the top influencers, which are people who have a large following. People who publish in some form. They have one or more of the following: > a blog, > a podcast, > they produce events, > they are keynote speakers at events, > they have affiliate programs. DATA I WANT: I want the following data for each identified influencer/expert: contact info, first name, last name, email, snail mail address, phone number, Facebook URL (and number of followers), Podcast name and URL (and number of subscribers), YouTube Channel (and number of subscribers), Website URL, book(s) they have published, name/description/URL for events they host, if possible the size of their email list, URL of their affiliate program Let me know when you can start and how long it will take to complete this project. Let me know your price for 20, 50, and 100 experts/influencers per category above. I am ready to commit to a project soon after I get a price estimate. Thank you.