1973 - Rodger Woods opens Rodger Woods Architects, Ltd., (RWA) Calgary, AB.
1976 - Fred Harbinson, P. Eng., forms Harbinson Developments
1977 - David T. Parker joins RWA., Calgary
1982 - Harbinson Developments moves into Calgary premises and works as an entity with RWA.
1982 - David T. Parker forms David Parker Architects Ltd.,
and both companies form Woods Parker Architects Ltd., (WPA) Calgary
1989 - Woods Parker Ltd. Formed to develop international work in Abu Dhabi, United Arab Emirates, staffed by bilingual nationals
1992 - Rodger Woods acts as senior partner with three Slovakian architects in new architectural firm in Bratislava, Slovakia, Collegium Ltd.
1993 - Rodger Woods forms architectural/engineering firm in Sophia, Bulgaria with two Bulgarian architects.
1995 - David T. Parker relocates to Niagara-on-the-Lake, Ontario, where he forms an Ontario firm to continue association with WPA.
2004 - Rodger Woods welcomes Kelly Janz, Huei Eow and Tim Visser as principals in the Calgary office of WPA.
2007 - Buyout is complete and Rodger can step back from day to day operations, while still working on projects of interest.
2010 - WPA purchases and moves to new premises.