CSD, also known as Communication Service for the Deaf, is a private, nonprofit organization that works for ensuring public accessibility and increasing public awareness for issues that affect individuals with hearing impairments. Established in 1975, it offers a range of leadership, communication improvement and social service programs. With more than 3,000 employees, CSD maintains over 40 offices throughout the United States. It provides sign language analysis and interpretation services, as well as a range of tools conducive for positive community integration of its clients. The organization also offers text telephones and a variety of assistive technology equipment. Additionally, it conducts a national leadership and literacy camp that focuses on intellectual and personal growth and development through a range of social, physical, intellectual, communicative and emotional activities. CSD maintains a location in Austin, Texas.