>>>I'm looking into cloud backup options for a small business, they'd be looking at backing up ~150GB.
>>>
>>>This will mainly be for secondary protection against disaster (fire, theft, earthquake etc.), they'll still have onsite backup to external media. Also for protection against CryptoWall-type malware.
>>>
>>>Anyone have any recommendations, for or against, the various providers?
>>
>>Maybe google drive would work??
>>https://support.google.com/drive/answer/2375123?hl=en
>
>Quite possibly, but it looks like we'd need the $10/month plan ($120 per year).
>
>Some other providers are about half that cost and seem to offer features that are better suited to backups e.g.
>
>http://www.pcmag.com/article2/0,2817,2288745,00.asp

What about maybe using Microsoft's OneDrive? I think you get 1TB free if you have Office 365.