In order to do business with California Air Conditioning Systems, Inc. suppliers/vendors must first register in the company's system. This process will alert our staff of products and/or services that your company has to offer. The process itself doesn't take long and can be done electronically rather than by hand, which we assume takes longer. Registering to be a supplier/vendor, you will become part of California Air and will be given opportunities to work with us to help provide services and products to complete a specific job or project. Fill out the form below to start a new relationship with California Air.