Hierarchy Development & Design

We aspire for great things, we are committed to our clientele and devoted to our craft. We have a deep appreciation for architecture and are passionate about providing the utmost stunning designs for each client. Our High quality design and our builds set us apart.

John Paul S. Boisvert has worked his way to the top.  With 21 years experience in the construction industry, a registered Architectural Technologist, a BCIN number for both "House & Small buildings" there is no project too small.  Creating HDD in 2006, the design firm has taken Ottawa by storm and has hundreds of gratified clients.   

​Raised in Kirkland Lake Ontario, a small mining community up north, he worked construction from the age of twelve.  After high school he decided it was time for change.   Shortly after that decision, he enrolled in the Architectural Technology program at Algonquin college here in Ottawa.  With a wealth of experience already under his belt, he decided to apply the skills he obtained from working construction to his new career in architecture.  The architectural realm was calling his name.

Emma J. Senior has an eye for design.  After being employed in the fashion industry for over 9 years as the backbone of two major retail stores, first as a Visual Merchandiser and then manager, her love for decorating, staging and real estate have taken over and lead her on a new path and a new career. 

​As a competitive gymnast and coach for much of her life , Emma was taught at a young age that with perseverance, dedication and passion we can achieve our goals.  She is no stranger to hard work, and continues these values today.  Inspired by the great people in her life, her drive will continue to push her to new heights.