Check out this video once you've already come to your own conclusion to set up a masternode in the coin of your choice. I've explored several different hosting platform options that could work for you and also there's some material that can help you establish your own setup.
Check it out!
Allnodes offers node monitoring and node hosting depending on your needs. Has some decent reviews from users.
Nodestop works with cold storage
Tittium allows you to invest in masternode pools, they support airdrops but you have to pay for their service using their cryptocurrency.
Nodehub allows you to vote on proposals for the network of your masternode
Check this link for those who feel comfortable dealing with managing the VPS themselves, and want to cut out one of the middlemen, I’ve found this review to be very informative and in-depth. It’s important to keep in mind that different masternodes have different requirements so make sure to do your due diligence to determine if that VPS provides what you’ll need in order to run that particular masternode.