Annand Burton-Brown Architects was established in 1979 in British Columbia by architects Michael Burton-Brown and Ian Annand. In 2000, David O’Sheehan became principal and the firm became The ABBARCH Partnership Architects. Kenneth Grotsky joined the partnership in 2003 and established the Toronto office.
The firm incorporated in 2007 and became ABBARCH Architecture Inc. Michelle Beggs became principal in 2009 and Kevin Desforges, Harv Mankoo and Roger Snowball became principals in 2017.
ABBARCH’s offices are located in Vancouver and Toronto.