Colonial Mutual Chambers, Heritage-listed office building in Brisbane City, Queensland, Australia

Colonial Mutual Chambers is a three-story heritage office building located at 62 Queen Street in Brisbane's central business district. The rendered brick facade features an oriel window with floral decorated corbelling, while the ground floor contains retail spaces and a mezzanine level above street level.

The Colonial Mutual Life Assurance Society bought the site in 1881 for £3,140 and erected this building in 1883 to designs by Richard Gailey, with W McPark as contractor. Sir Thomas McIlwraith, an early director, laid the foundation stone in September 1883. The company occupied most of the chambers and leased the rest until moving its headquarters in 1906, though it kept ownership. The Carnegie family, musical instrument dealers, owned it from 1936 to 1972.

The facade displays Gothic and Tudor-style elements that represent an unusual choice for a commercial building of its period. These architectural departures from conventional styles reflect how designers experimented with ornamental details to create distinctive character in Brisbane's streetscape.

The building is easily accessible on foot along Queen Street in Brisbane's central district. Street-level retail spaces are accessible during business hours, though upper office floors remain primarily used for commercial purposes rather than public visitation.

The parapet is castellated and carries a central badge with the crest of the Colonial Mutual Life Assurance Society. The rear facade on Burnett Lane keeps four Tudor-arched windows per level with sandstone sills, plus a cast-iron pipe and two 19th-century rainwater heads.