David Rose

David is principal and sole owner of the firm.  With experience in healthcare, housing, institutional projects, public spaces, urban design and landscapes for engineering infrastructure, David brings over 40 years of landscape practice in these areas to PD Group.  As well as serving on the BCSLA Board of Directors for 6 years, he has also served on advisory design panels in Surrey and North Vancouver.  Training and qualifying in landscape architecture in 1977 in the UK, he worked in Runcorn New Town before entering private practice in 1983.  David moved to Canada in 1993 where he obtained BC registration in 1995.  PD Group Landscape Architecture Ltd. was established in North Vancouver in 2001.


Spartak Kirov

Spartak is a Landscape Designer with PD Group.  He has exceptional design and computer skills developed since graduation with a landscape architectural degree from the University of Forestry, Sofia, Bulgaria in 2000.  With responsibility for much of PD Group’s computer drafting, Spartak draws on experience gained in design offices in Sofia, New York and Toronto before moving to BC in 2002.  He initially worked at PD Group between 2003 and 2005. Following a period working in Santa Barbara, Spartak went back to work in Bulgaria where he obtained local registration as a landscape architect in 2007.


Deborah Tiffany

Deborah is PD Group’s Business Manager.  With responsibility for company accounts and the management of the firm’s administrative systems, Deborah brings a wealth of business and management skills and experience to the firm gained through a rich employment background in various companies covering sales and marketing, administration and web design.    With a Bachelor’s Degree in Political Science, Deborah commenced working with PD Group in 2005 on a contract basis and then began permanent employment with the firm in 2009.