Just because you may not be a Builder/Contractor, Homeowner, Commerical Building Owner, Property Manager or need legal assistance does not mean we cannot help you. We work on many different types of projects with different clients. Do you have a special project? HDA is a full service consulting engineering firm that provides solutions for any sized project, so no project is too big or too small. We provide civil, structural, forensic and construction related solutions. Some of the services we provide are: