Capitol Health Limited (CAJ) is a provider of diagnostic imaging modalities and related services to the Australian healthcare market. Headquartered in Melbourne, during the year to 30 June 2023 it operated 66 clinics throughout Victoria, Tasmania, Western Australia, and South Australia. While trading primarily under its flagship brand, Capital Radiology, it also trades as Imaging Olympic Park, Radiology Tasmania, Fowler Simmons Radiology, Womens' Imaging, Direct Radiology and Future Medical Imaging Group (FMIG).