Mount Helena

1300 Cedar Street
Helena, MT 59601
(406) 442-0370
who to contact
Erin Karlin
Corporate Marketing Coordinator
Send an Email


about us
For 50 years, it has been the quality of our people that defines the DOWL difference. Our staff of dedicated professionals consistently exceed our clients' expectations and have enabled us to develop into one of the West's leading planning, surveying, civil/transportation and environmental services firms. Today, we offer a wide range of engineering services to public and private clients. From the Arctic Ocean to the Rio Grande, we are ready to handle any challenge.
  • Bronze Level Member