Our firm is composed of three partners and five architectural principals, each of whom brings a high level of expertise in their respective specialty. Gilfillan Callahan Nelson Architects’ management structure is as follows:

Michael Gilfillan, AIA, NCARB, LEED-AP Senior Principal Patrick Callahan, AIA, NCARB, LEED-AP Senior Principal Stephen Nelson, AIA, LEED-AP Senior Principal

Nikki Bridges, AIA, LEED-AP Business Affairs Principal Scott Delano, AIA, NCARB, LEED-AP Design Principal Richard Hamielec Technical Quality Principal Richard "Rick" Petricek, AIA (not pictured) Project Management Principal