Your dam, dike and risk mitigation specialists.

Welcome to Interior Dams

Interior Dams Inc. (Interior Dams) is an engineering firm based in British Columbia, Canada. We offer specialized services in dams, dikes, and risk mitigation within the British Columbia regulatory framework. We are active across British Columbia and in all industry sectors and have an established clientele of provincial, municipal, first nation, mining, conservation, and private industry clients. If you have any questions about our services or how to proceed with a problem or project you may have, do not hesitate to give us a call.


Our Specialization

We specialize in dam safety, dike maintenance, flood and other hydrological hazard mitigation, and offer cost-effective solutions to get the job done.

Dam Safety Review

Whether audit-style or comprehensive, minor or extreme, we do that.


CCTV pipe inspection, drone crack investigation, underwater ROV, and much more.

Drilling and Testing

We offer geotechnical drilling and laboratory testing services using our own in-house lab and drill equipment. We are your professional one-stop-shop with no middle man. Call us for a free quotation.

Hydraulic Modelling

Flood mapping, spillway modelling, dam break studies, and much more.


We offer complete concept to construction design engineering.

Consequence Review

Is your dam or dike consequence appropriate? Could it be lowered? Leave it to us.

Emergency Response

Have an emergency? Need an experienced engineer? Call us now.

Our Team

Whether you are planning a capital works upgrade or dealing with an imminent emergency, one of our experienced project engineers are here to assist you.  To learn more about our project engineers and support staffs, see below:


Aaron Hahn, P.Eng., AScT

Interior Dams President, Co-founder and Lead Hydrotechnical Engineer

Link to work resume

Christian Desjarlais, P.Eng., MASc

Interior Dams Partner and Lead Geotechnical Engineer

Link to work resume

Mitchell Titus, EIT

Intermediate Hydrotechnical Dam Safety Engineer

Link to work resume

Christina Hahn

Interior Dams Co-founder and Accounts Receivable

Link to work resume.

Andrew Voykin, EIT

Junior Dam Safety Engineer

Link to work resume.

Damian Deo

Junior Dam Safety Engineer

Link to work resume.

Pujan Sapkota

Civil Designer and CAD Specialist

Link to work resume.

Now hiring, email [email protected]

Civil Design Engineer, Civil Technologist & Geotechnical Engineer

Link to work resume.


To learn more about our team members, click here

Our Recent Projects

Whether in Victoria or Hudson Hope, our team has demonstrated experience solving and successfully completing projects just like yours.   

Dam Safety Training

Interior Dams is a registered training provider with the Environmental Operators Certification Program (EOCP) for British Columbia and the Yukon, and is a preferred training contractor for the Province of British Columbia, including the Ministry of Forests dam safety section (DSS), the BC Oil and Gas Commission (BC OGC), and the BC Ministry of Agriculture. 

For free live and on-demand training videos, visit our training page using the provided link

Projects Completed
Dam Emergencies Resolved
Established Since