Longbow Capital
Venture capitalCalgary · Growth · 23 people tracked
Investment thesis
Longbow invests in ambitious companies transforming how energy is produced and consumed, aiming to bring energy to the world in the most efficient, cost-effective, and environmentally responsible way. Drawing on decades of energy investing experience and a global network of relationships, the firm identifies, evaluates, and grows businesses across the energy sector. It is currently deploying capital through the Longbow Energy Transition Fund, which targets businesses positioned to benefit from the ongoing energy transition.
Source: firm website, verified Aug 25, 2026.
Team · 23 people
from the firm's website
What they invest in
from 16 of 17 portfolio companiesEnergy ×15Cleantech ×11Hardware ×7Advanced Manufacturing ×4New Materials ×3AI & Machine Learning ×2Climate Tech ×2IoT ×2
HQs:Canada×9United States×6
Investments · 17 tracked
founders shown can be your intro pathAir Drilling Associates provides managed pressure, underbalanced, and air/foam/aerated fluids drilling services to the petroleum and geothermal energy industries.
CleantechEnergyFarmington, US
Chaman Malhotra(Co-founder (former CEO of Air Drilling Services))Tom Ramsay(Co-founder (former CEO of Canadian division of ADS))Don Wells(Co-founder (former operations manager of ADS))
Amped Up Power Solutions provides power generation and support equipment for the oil and gas industry, including natural gas generators, electric light towers, heaters, vacuums, pumps, and chemical injection systems.
CleantechEnergyHardware
Arcus Power provides software tools for traders, utilities, and industrial operators to measure, manage, and act on energy market risk in real time, leveraging 25 years of market data and AI forecasting capabilities.
AI & Machine LearningCleantechEnergyEnterprise Software
Aureus Energy provides integrated water midstream services for the Permian Basin, including water sourcing, recycling, on-the-fly disinfection, water transfer, and H2S removal.
CleantechEnergySouthlake, US
Clir AI automates portfolio reporting, benchmarking, and reforecasting for renewable energy assets across solar, wind, and battery storage, giving asset managers and investment managers a comparable view of portfolio performance.
AI & Machine LearningCleantechEnergyVancouver
Gareth Brown(Director)Ian Irvine(Director)
BoardJenny Yang(Director)Tyson Birchall(Director)Tom Rand(Director)
Co-investorsForesightLongbow Energy Services (INT)
Lithion designs and manufactures custom lithium-ion battery systems, including high-voltage solutions up to 1500V, for electrification applications across industrial, commercial, and vehicle markets.
Advanced ManufacturingCleantechEnergyHardwareNevada, US
Tyler Armstrong(President, CEO, Director)Stephen Rue(COO, Director)
Max Flow Chemicals supplies oilfield production chemicals and salt water disposal (SWD) treatment products, including scale and corrosion inhibitors, H2S and oxygen scavengers, biocides, and paraffin solvents.
Advanced ManufacturingEnergyNew MaterialsLouisiana, US
Mission ESG is a holding company that operates multiple waste management, recycling, and septic service businesses across Canada.
Circular EconomyCleantechClimate TechImpact & Social GoodCalgary, CA
Nate Weiland(Founder and CSO)Devin Goss(Founder and CEO)
Moore Pipe manufactures composite casing products, including the CC55 lightweight composite designed to withstand extreme temperatures and high vertical pressure for industrial applications.
Advanced ManufacturingEnergyHardwareNew MaterialsNisku, CA
North West Refining converts raw bitumen into low-carbon diesel and diluent through a greenfield refinery designed to capture CO2 process emissions.
Advanced ManufacturingCleantechEnergyNew MaterialsAlberta, CA
Provider of industrial-grade natural gas and propane generators via rental, lease, sale, and service, offering turnkey electric power generation and distribution for the energy, mining, and construction sectors.
Remote Power Corp designs and manufactures modular, mobile, natural gas and propane-powered generation systems for temporary and on-demand power applications across various industrial and project-based sectors.
EnergyHardwareIoTCalgary, CA
Spur Petroleum Ltd. is a privately-owned oil and natural gas company with operations focused on the Clearwater oil play in northern Alberta.
EnergyCalgary, CA
Andrew Leuchter(Executive Officer)David O'Brien(Director)Greg Warner(Executive Officer)Matt Young(Executive Officer)Grant Zawalsky(Director)Ron Wigham(Director)
Co-investorsPEARL ENERGY INVESTMENTS
United Pacific Projects (UPP) provides pipeline inline inspection (ILI) services using smart pigging technology, offering a configurable inspection tool that captures MFL, IMU, and caliper data.
Data & InfrastructureEnergyHardware
Frequently asked questions
- How many investments has Longbow Capital made?
- Longbow Capital has 17 tracked investments.
- What stage does Longbow Capital invest at?
- Longbow Capital invests at the Growth stage.
- What sectors does Longbow Capital focus on?
- Longbow Capital focuses on Cleantech, Climate Tech, Energy.
- Where is Longbow Capital located?
- Longbow Capital is headquartered in Calgary, CA.
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