We are an Alaskan civil engineering firm that believes in helping our clients maintain and develop their properties for their maximum enjoyment and benefit. ArcTerra specializes in the design, evaluation, testing, and certification of on-site well & septic systems for private and small residential developments. ArcTerra serves clients in Eagle River, Anchorage, the Mat-Su, and Kenai Peninsula areas. We maintain our certification with the Municipality of Anchorage for providing the COSA (Certificate of On-site Systems Approval) for the sale of your home.Whether you are selling your home or are interested in establishing the functionality of on-site well and septic systems, ArcTerra will provide you with professional services and advice that is thorough and easy to understand.
We know how stressful and exciting selling or buying your home can be and are conscientious about providing clear and timely information to our clients at all times. ArcTerra is not in the business of constructing septic systems but rather we evaluate, design, and inspect for our clients. We offer a clear independent review to help ensure high integrity in the whole process.

ArcTerra has the professional reputation and knowledge to provide our clients assistance with all their engineering needs. Land surveyors, home inspectors, structural evaluators, and other professionals are available to meet specific needs.ArcTerra has a dedicated team of professionals that provide a combined total of over 50 years of knowledge and experience in Alaska. ArcTerra has been working in the Anchorage and Eagle River area for more than 25 years, which has given us helpful insight into the growth of our community.

Learn more about our team…

Ken Duffus, P.E. for ArcTerra
Ken Duffus, P.E. for ArcTerra
Dea Duffus, Project Coordinator for ArcTerra
Dea Duffus, Project Coordinator for ArcTerra
John Schuller, P.L.S. Schuller Land Surveying
John Schuller, P.L.S. Schuller Land Surveying