Fonds consists of materials created and accumulated by the Architectural Conservancy of Ontario : North Waterloo Region Branch. Includes operational files including minutes and finances, project and event files and ephemera, as well as a large body of subject and clipping files on local buildings, environmental bodies, and heritage organizations.

Fonds consists of two sketchbooks relating to A.G Shoosmith's studies at the Royal Academy Schools in London, England.

Fonds consists of materials created and accumulated by John Ivan Rempel that document his professional life and activities in architecture and architectural heritage, primarily relating to his work "Building with wood." Includes materials relating to his activities; manuscripts and research materials; and photographs of wood construction.

Materials relating to the professional life of Michael Bird. Covers his time teaching at Renison University College, as well as his research and publications on folk art, fraktur, religious imagery and film.

Fonds consists of material accumulated and kept by Ross Dixon relating to his entrepreneurial interests, career, and personal life, and to the philanthropic activities of Ross and Doris Dixon. The material documents some aspects of his personal interests and childhood, his early career, and his career in industrial relations at Uniroyal Canada (formerly the Dominion Rubber Company).

A significant portion of the fonds relates to the businesses he formed outside of his professional career, the Westmount Construction Company and Westmont Enterprises Limited, for the period from the late 1940s to the early 1970s. These records document trends in suburban home-building and design during that time and include a large number of architectural drawings.

The fonds is not comprehensive, lacking documentation relating to the formation and administration of the Westmount Construction Company and Westmont Enterprises Limited and containing only a small amount of material relating the other area of his entrepreneurial activities, investment and financial services.

Fonds includes correspondence, newspaper clippings, advertising material, architectural drawings, legal documents, photographs, accounting records, reports, handwritten notes, certificates, speeches, company publications, minutes, financial statements, ephemera, and other material.