Exhibit 99.1

JOINT FILING AGREEMENT

Pursuant to Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree that only one statement containing the information required by Schedule 13G need be filed with respect to the beneficial ownership by each of the undersigned of the shares of Class A Common Stock of RingCentral, Inc.

Dated: February 12, 2018

VK SERVICES, LLC
By:	/s/ Vinod Khosla
	Vinod Khosla, Manager
KFT TRUST, VINOD KHOSLA AS TRUSTEE
By:	/s/ Vinod Khosla
	Vinod Khosla, Manager
VNK MANAGEMENT LLC
By:	/s/ Vinod Khosla
	Vinod Khosla, Manager
/s/ Vinod Khosla Vinod Khosla