Cience provides what could be described as an "SDR Team As A Service". They handle the entire outreach stack - from procuring the data, through to securing appointments and booking meetings. Cience combines their own proprietary tools that harness AI & machine learning, with well-trained individuals to manage your campaigns.
If you can afford the higher price point, they will take the entire process of procuring leads off your hands!
TaskDrive supports sales and marketing teams by providing personalized lead research, data enrichment and account-based insights.
If you need a very high-touch list building service then this one's for you. You get assigned a researcher who allocates 40 hours/week just to you.