RingCentral - RingCentral is the leading provider of cloud-based communications and collaboration solutions for small business and enterprise companies
Streamfile - Exchanging documents over moment envoy are normally more miss than hit, and email limits you to 25MB at most—in case you’re both on Gmail.
Dialpad - Switch is a cloud-based phone system built for Google Apps users.
Files2U - Files2U is free to use web service that permits you to share documents on the web.
Aircall - Aircall is a call center software of a new generation designed for fast growing companies. Setup instantly and integrates to your CRMs
Ge.tt - The best way to publish and share your files.