Welcome!
Creighton Manning, a GAI company, is a multidisciplinary design firm with expertise in civil engineering; planning; surveying; and construction inspection. The firm has been in business for 60 years and works with public agencies, municipalities, and private sector clients. Creighton Manning is committed to exceeding the expectations of our employees, clients, and the community.
Featured Projects
Recent News
Creighton Manning Team Members Named Associates by GAI Consultants
Creighton Manning Announces New Senior Associates and Associates.
Expanding Our Structures Team: Caelan Lamberton-Dunham Joins Creighton Manning
Creighton Manning Engineering is excited to introduce Caelan [...]
Building the Future: Will Trela Joins Creighton Manning’s Structures Group
Creighton Manning Engineering is proud to welcome Will [...]














