Wave Business January 13, 2023

Billing and Invoicing Application

Customers can call Wave for Billing and Invoicing questions at 833-903-2897,
or Email Wave at: GEMS_ENTBillingSupport@WaveBusiness.com

Wave customers have access to the MyWave on-line billing portal that allows them to review bills, make account changes, and pay bills on-line.

New customers receive detailed instruction on how to set up their MyWave site.

MyWave On-Line Portal Instructions

MyWave Login

You can also contact the State CALNET Contract Management Organization (CMO) at: CIOCALNETBILLING@state.ca.gov