Hammel, Green and Abrahamson Inc. (HGA) is a full-service architecture, engineering and planning firm. Founded in 1953, the firm is organized into inter-disciplinary Practice Groups which allow us to provide a portfolio of planning and design expertise to a diverse range of client types including Corporate, Science and Technology, Healthcare, and Arts, Community and Education. These "small firms" within the larger organization offer our clients design talent and experienced technical resources to provide comprehensive solutions that correspond with their unique philosophy, culture and vision.

As a result of our high standards of design and service, we are ranked with nationally recognized firms within the architecture, engineering, and planning industries. At HGA first we listen, then we lead.