DA Architects + Planners

DA Architects + Planners is an architectural firm founded in 1969 and located in Vancouver, British Columbia, Canada. The company is notable for its involvement in many of the major iconic buildings in city of Vancouver, B.C. including Canada Place with Zeidler Roberts Partnership and MCMP, Vancouver Convention Centre West with LMN and MCMP and Vancouver's Library Square with Moshe Safdie.

Barry Vance Downs, architects (b. 1930) and Richard Archambault (b. 1931 d. 2010) met in 1954 at the firm of Thompson Berwick and Pratt and Partners. After going their separate ways the pair reunited to launch Downs/Archambault and Partners in 1969. The firm's early work includes the North Vancouver Civic Centre and Britannia Community Services Centre, Vancouver; Lester Pearson College of the Pacific with Ron Thom, high-density neighbourhoods on the 1986 Vancouver Expo lands; two campuses of Kwantlen College, Langley, B.C.; and the Campbell River Museum, Campbell River, B.C.

In the last 20 years the firm has produced a wide variety of projects, among them, Canada Place & the Pan Pacific Hotel, Concord Pacific Place, the Yaletown Roundhouse Neighbourhood, Library Square in Downtown Vancouver, Nicklaus North Clubhouse, Irvin K. Barber Learning Centre with Pfeiffer Partners,Vancouver Convention Centre West with LMN & MCMP, Coast Coal Harbour Hotel and the River Rock Casino Resort.