The commercial cleaning industry comprises of a lot of different vertical industry markets, each with its own goods and licensing demands. In the US there are approximately 2,700 commercial cleaning firms currently active. Even though they are not required to be accredited, most have current insurance and licensing to cover them in the event of any accident or harm. Some states also require them to be fingerprinted and to provide criminal background checks. These companies are specialized cleansing agents for companies, government buildings and other public areas.