Organizations
- Shapoorji Pallonji Group, an Indian business conglomerate
- Society for the Propagation of the Gospel in Foreign Parts, a missionary society of the Church of England, from 1701 to present
- Space Propulsion Group, an aerospace company developing hybrid rocket technology
- Special Patrol Group, a former unit of the Metropolitan Police
- Special Patrol Group (RUC), a former unit of the Royal Ulster Constabulary
- Special Protection Group, the organization responsible for protecting the Prime Minister of India and the Prime Minister's family
- State Protection Group, a unit of the New South Wales Police Force
- Sir Philip Game Centre, a Youth Centre sponsored by the Police and others in Addiscombe, Croydon
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