Founded in 1994 by veterinarian Glen Richards, the company went public on the Australian Securities Exchange in 2007 before being purchased by TPG Capital in 2019.

While practicing companion animal medicine and surgery in Townsville, he purchased Currajong veterinary hospital.

[1] In June 2013, Greencross acquired the Pet Cemetery & Crematorium in Greenbank for $1.45 million.

[3] In February 2019, it was announced that TPG Capital would purchase Greencross and take it private for A$675 million in cash and scrip.

[4] In February 2022, TPG sold a 45 per cent stake in Greencross to AustralianSuper and the Healthcare of Ontario Pension Plan.