Apollo.io is a data broker company that mines your data from different sources or websites. It is a sales intelligence platform with tools to help its users drive more revenue. Apollo is being used by its users to discover more customers in the market and establish a modern go-to-market strategy.
To remove yourself from their databases:
Send your Request through Email
Since there is no direct option to opt-out from the Apollo.io website, you will have to email "[email protected]" requesting them to remove all information they have on you.