Main entities

Central management

 * RTC - Religious Technology Center. Controls distribution of Co$ materials.
 * CST - Church of Spiritual Technology. Owner of the copyrights to Co$ material.
 * CSI - Church of Scientology International. "The mother church for all Scientology."
 * SMI - Scientology Missions International. Corporate manager of fledgling Co$ "churches".
 * ABLE - Association for Better Living and Education. Umbrella organization for other front groups (see Criminon, Narconon, Applied Scholastics, TWTH, etc.).

Internal entities

 * OSA - Office of Special Affairs. In charge of legal issues, intelligence and propaganda.
 * SO - Sea Organization. Paramilitary entity providing the management of many organizations.

Propaganda production and distribution

 * BPI - Bridge Publications, Inc. Publisher of L. Ron Hubbard's works.
 * Golden Era Productions - Golden Era Productions. Produces audio/visual propaganda for Co$.
 * New Era Publications - New Era Publications. Publisher of Elron's work outside North America (see BPI).

Public scientologists organizations

 * IAS - International Association of Scientologists. Official organization for those scammed by Elron.
 * WISE - World Institute of Scientology Enterprises. Scientology recruitment organization focused on businessmen.
 * VM - Volunteer ministers
 * COSRECI - Church Of Scientology Religous Education College Inc. A Corporate entity comprising of Several Scientology Orgs in the UK. Reg'd in Australia.

Training

 * FSO - Flag Service Organization. Highest tier training group (e.g. OTVIII training etc.).

Misc

 * ASI - Author Services, Inc. Literary agent representing only one author, L. Ron Hubbard. For-profit, wholly-owned by non-profit CST. A money-conduit during the Hubbard days. Before moving to RTC, David Miscavige ran Scientology from here for a number of years.
 * Outflow Technologies - Outflow Technologies. Business site whose "clients" are primarily Co$ groups.