http://www.getharvest.com
probably a few examples here ... http://onepagelove.com
https://squareup.com
www.circle.com
http://www.google.com/intl/all/n…https://www.myvessyl.com/http://lixpen.com/http://www.aether.com/http://www.fiftythree.com/pencil…
https://slack.com