Gas Migration Testing / Monitoring / Sampling
Using a patent pending test method along with state of the art equipment, DSA can effectively identify any signs of gas migration.
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Innovating WellIntegrity Testing
services
Surface Casing Testing / Monitoring / Sampling
With a variety of tools and test methods we are able to identify even the smallest and most intermittent indicators of surface casing vent flow.
VentMeter™ Services
A remote monitoring system that provides the most precise surface casing vent data possible in the industry.
Urban Well Testing / Monitoring / Sampling
Trusted expertise and in-depth testing and reporting for abandoned wells located in a variety of urban locations, and near/under surface developments.
Oil Sands Wellbore Integrity Testing
Over 20 years of experience servicing customers with well integrity and environmental issues unique to oilsands operations.
Wellbore Fluid Level Surveys
Reliable fluid shot test equipment offers accurate casing fluid level data.
why hire us?
History
Doull Site Assessments Ltd. has been providing and innovating, well integrity testing services since 1988 to customers throughout Western Canada.
Safety
We believe in maintaining the highest standard of safety possible by fostering a culture of safe work practices, training, open communication and evaluation of data.
Technology
By matching years of experience with cutting edge technology and innovative thinking, we ensure our clients receive only the most concise, accurate data available.
industry experience
Trusted, reliable well integrity test data and consultation since 1988.
Over
30,000
individual
well site
assessments
and tests
Over
600,000 hrs
of VentMeter™
Surface Casing
Monitoring
as of Sep 2015.
Trusted, reliable,
well integrity
test data and
consultation
since 1988.
Doull Site
Assessments Ltd.
has tracked a
0 lost time
injury frequency.
Our Clients
