Altitude International Holdings, Inc., through its subsidiaries, designs, develops, manufactures, and installs simulated altitude athletic equipment in the United States and internationally. The company is involved in the provision of training and education of tennis, golf, soccer, beach volleyball, and indoor volleyball programs for student-athletes. It also offers Altitude Online, an online distance learning school that offers American high school diploma. In addition, the company manufactures atmospheric water generators, such as smaller residential, light commercial, and heavy-duty military-grade machines; offers general office cleaning, carpet cleaning, window cleaning, and other janitorial services; and operates a wellness center. The company is based in Port Saint Lucie, Florida.