The Thomas Was Alone soundtrack was written, produced, and mixed by "David Housden", and mastered by Paul Housden.
VGMdb (http://vgmdb.net/album/33915)
The game can be bought on Steam (http://store.steampowered.com/app/220780/), and apparently also on the PlayStation Network.
If you want to support the makers by buying the album, you can do so on Bandcamp (http://thomaswasalone.bandcamp.com/album/thomas-was-alone-original-soundtrack-deluxe-edition) (Deluxe Edition) or on iTunes (https://itunes.apple.com/us/album/thomas-was-alone-original/id576915445) (non-Deluxe Edition).
And the actual link.
Mega (https://mega.co.nz/#!RNBQFABB!1VXeqcv57jFbZTs5zSGFf9inypc-zvdf98KlSWUucok)
There ought to be a password on the files; if not, lucky you, if so, it is the name of the writer, producer, and mixer, as noted above. Notice the quotation marks.
Happy listening.
~ Hoolo
🙂