Attores :: check out their new product 

More info on the product here.

I have written about these guys before here :: http://www.nokpis.com/2016/09/03/attores-cool-stuff-made-in-singapore/

Today they launched something that will allow you to sign documents or contracts in the cloud using blockchain transactions.

Think of it as the new docusign.

https://dashboard.attores.com/

Sign up and give it a spin.