The California Department of Food and Agriculture's facilities support its operations serving the citizens of California by promoting and protecting a safe, healthy food supply, and enhancing local and global agricultural trade through efficient management, innovation, and sound science, with a commitment to environmental stewardship. These facilities are located throughout California, Arizona and Hawaii, and total 977,000 square feet (sf) for eleven laboratories, seven greenhouses, sixteen border protection stations, nine employee residences, four warehouses, two headquarters, and various field offices. The California Department of Food and Agriculture rents or owns 669,000 sf of office space, 242,000 sf of laboratory space, 37,000 sf of warehouse space, and 29,000 sf of greenhouse space.