
Calgary-based cleantech firm Kathairos Solutions has unveiled a milestone.
Kathairos, an oilfield services company committed to eliminating routine methane venting from oil and gas operations, says that its nitrogen systems have now directly eliminated one million metric tonnes of CO2 equivalent, which at methane’s potency is about 36,000 tonnes.
The startup eliminates methane venting at the source by replacing natural gas with liquid nitrogen to actuate pneumatic devices across upstream and midstream operations.
Reaching one million tonnes eliminated “is a significant milestone,” says Alberta Minister of Environment and Protected Areas Grant Hunter.
The achievement “reflects the value of practical, deployable solutions that help industry reduce methane emissions at scale,” suggests Bryan Helfenbaum, Chief Operating Officer for the Clean Resource Innovation Network.
Each day, Kathairos’ technology now achieves the daily equivalent to planting 20,000 trees, according to a statement from the firm.
“It’s remarkable to think about the impact that thousands of small changes can create over time,” says Amanda Hehr, President of Kathairos. “Crossing one million tonnes moves well beyond a traditional corporate sustainability metric and into the realm of true infrastructure-scale environmental change.”
Kathairos now has more than 3,000 liquid nitrogen systems deployed in North America across over 70 companies.
It is worth noting that Alberta supported Kathairos in 2024—the same year that the upstart won the inaugural ScaleUP Awards—with TIER funding through Emissions Reduction Alberta.
“Technologies such as Kathairos’ nitrogen system demonstrate how innovation can help address long-standing challenges with smart, effective solutions,” remarked Justin Riemer, CEO of Emissions Reduction Alberta.
The company is “leading the way with its made-in-Alberta methane elimination technology,” added Alberta Premier Daniella Smith.
Smith says the company is “helping Alberta with its commitment of achieving a carbon-neutral economy by 2050, while aligning closely with the province’s Methane Reduction Deployment Program.”
Kathairos Solutions was founded in 2020 by Dick Brown, who says that “our name means ‘clean air’ and we are proud to champion imperative solutions that support today’s evolving energy industry, and the people and producers working tirelessly toward the cleanest production practices possible.”


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