Welcome City of Houston employees! The City of Houston Combined Municipal Campaign (CMC) is an annual fundraising drive held throughout the month of October run for and by city employees. The campaign allows City employees to give their time and money to various local fundraisers across all 25 departments and over 900 registered agencies. A variety of environmental, health and social welfare issues concerning local and international citizens are supported by the campaign. Check out the Global Impact charities available in your campaign, and choose to give global this workplace season!