With a background in architecture, Patrick established himself and his firm, Hadj Design, as early pioneers in green roof design. Through his design-build efforts, he has completed over 100 projects ranging from residential to commercial to institutional, and encompassing a wide variety of assembly types. He participated in the development of GRHC’s Green Roof Design 101, Green Roof Design & Installation 201, and Green Roof Waterproofing & Drainage 301 courses, with active involvement in the GRHC Research Committee. He has also designed several living walls of various functions such as air-remediation, food production, and aesthetics, both interior and exterior. Patrick’s work has been covered by print and broadcast media since 2002, and he is architecture editor for www.greenroofs.com. Hadj Design was the recipient of the 2011 Green Roof Award of Excellence in the Extensive Residential category.