You can be reasonably certain that anything in AWS is available to US military intelligence without judicial oversight.
Individual companies now need to earn back basic trust.
This doesn't mean you have to completely abandon your favourite service, just have to modify the way you utilize it.
For example, if you absolutely have to use Google Drive, be sure to encrypt your files with appropriate strength first and assume they are actively trying to decrypt and build a file on you.
Why single out America, Snowden's leaks showed the entire Anglo-sphere is compromised(Five Eyes). Is there any reason to think this isn't the case in any NATO/OECD/etc. country?