Oldfields Treco is an Australian manufacturer of steel outdoor storage solutions. Based in Sydney Australia, Treco manufactures a large range of garden sheds, workshops, utility sheds, aviaries, pool filter covers and space saver ranges.

Treco Garden Sheds have been manufactured in Australia since 1967. They were the first kit form shed manufactured in Australia. Since its inception, Treco has been synonymous with quality and strength. Oldfields Treco is successful in both the domestic and overseas markets.