These PDFs include violations and incidents of each circus, courtesy of People for the Ethical Treatment of Animals.
- Bentley Bros. Circus
- Carden Family
- Carson & Barnes Circus
- Circo Hermanos Vazquez
- Circus Gatti
- Circus Hollywood
- Circus Pages
- Culpepper & Merriweather Circus
- Elephant Encounter
- Franzen Bros. Circus
- Garden Bros. Circus (previously known as Piccadilly)
- Hanneford Family Circus
- Hawthorn Corporation
- Jordan World Circus
- Kelly Miller Circus
- Lewis & Clark Circus
- Liebel Circus
- Mitchel Kalmanson
- Ringling Bros. and Barnum & Bailey Circus
- Royal Hanneford Circus
- R.W. Commerford & Sons Traveling Petting Zoo
- Shrine Circus
- Tarzan Zerbini Circus
- UniverSoul Circus
Miscellaneous fact sheets, courtesy of People for the Ethical Treatment of Animals.