ResMed is a global leader in the development, manufacturing, and marketing of medical devices and software solutions for the treatment of sleep apnea, chronic obstructive pulmonary disease (COPD), and other respiratory disorders. The company's products include continuous positive airway pressure (CPAP) machines, masks, and accessories, as well as ventilators and other respiratory care devices. ResMed serves patients and healthcare providers in more than 140 countries worldwide. The company was founded in 1989 and is headquartered in San Diego, California.