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Capstone Acquires Doull Site Assessments

2018-04-13 Capstone Oilfield Services Acquires Doull Site Assessments as the Next Step to Becoming the Industry Leader in Well Abandonment

CALGARY, Alberta, April 13, 2018 (GLOBE NEWSWIRE) — Doull Site Assessments Ltd. (DSA), a well
integrity service and technology provider to the Canadian oil and gas industry, along with Capstone
Oilfield Services Ltd. (Capstone), a well abandonment and blowout recovery company serving the
Canadian energy sector, today announced the sale of DSA to Capstone. The merger will provide
immediate benefit to customers of both companies, integrating technology, insight and experience of
DSA’s thirty years as well integrity experts with Capstone’s innovative abandonment model.

Dwight Bulloch, Capstone President, expressed his enthusiasm about the acquisition by stating,
“Capstone was founded to be the industry leader in well abandonments and Doull Site Assessments is
the unquestioned industry leader in well integrity testing so having them a part of Capstone is a natural

Ryan Doull, President of DSA, echoed the sentiment by saying, “When we became aware of Capstone
and started discussions to find out if there was an opportunity for a working partnership, we found the
synergies between our companies to be strikingly obvious, and very beneficial for everyone.”