Quantum Energy Partners

Founded in 1998, Quantum Energy Partners is a private equity firm focused on investing in the global energy industry. It specializes in oil and gas upstream, midstream, oilfield services, and power generation sectors. The firm invests strategically across the sustainable energy ecosystem, providing hands-on support to entrepreneurs to enhance operational performance and accelerate progress.

James Baird JD

Partner

Garry Tanner

Partner and Investment Committee Member

Wil VanLoh Jr.

Co-Founder, CEO and Chairman of Investment and Operating Committees

55 past transactions

BeZero Carbon

Series C in 2025
BeZero Carbon operates a global rating agency focused on the voluntary carbon market. It provides independent, risk-based assessments of carbon projects, empowering organizations to make informed climate decisions.

Heirloom

Series B in 2024
Heirloom is a carbon capture company developing direct air capture technology that accelerates the natural absorption of carbon dioxide. Its approach uses a limestone-based process to increase CO2 uptake and stores the captured carbon permanently underground, powered by renewable energy. The company also applies carbon capture and utilization techniques to enhance natural CO2 removal. By offering a scalable, renewable-energy driven solution, Heirloom aims to help businesses meet sustainability goals with a cost-effective path to significant carbon removal.

Orennia

Series B in 2023
Orennia is a provider of commercial analytics focused on the renewable and zero-carbon energy sectors. The company offers a platform that aggregates and cleanses extensive data related to commercial, engineering, pricing, transmission facilities, and demand. By leveraging advanced technology and insights from seasoned industry experts, Orennia aims to assist investors in making informed capital allocation decisions, ultimately accelerating their time-to-value in the renewable power sector. The company's objective insights enable clients to navigate investment opportunities effectively and with confidence in this rapidly evolving market.

FigBytes

Series B in 2022
FigBytes is a provider of a cloud-based software platform that helps organizations manage, track, and report on their sustainability and environmental, social, and governance (ESG) goals. The platform consolidates ESG data from various sources within an organization, creating an integrated solution that connects strategy, automates reporting, and facilitates stakeholder engagement. FigBytes' technology combines strategy mapping, data management, analytics, and integrated reporting, enabling businesses across diverse sectors to enhance their sustainability efforts and align their operations with the principles of environmental sustainability and corporate social responsibility. By simplifying the process of tracking and communicating sustainability results, FigBytes supports organizations in improving their performance and brand reputation.

BeZero Carbon

Series B in 2022
BeZero Carbon operates a global rating agency focused on the voluntary carbon market. It provides independent, risk-based assessments of carbon projects, empowering organizations to make informed climate decisions.

Trace Midstream

Private Equity Round in 2022
Trace Midstream develops and operates midstream energy assets and carbon capture and sequestration projects in North America. It provides natural gas gathering and transmission, processing, treating, and compression, as well as crude oil gathering, transmission, storage, and condensate and liquids stabilization. The company also offers water transportation and disposal services, and it commercializes, builds, and operates assets across the CCS value chain. Its services support operators in multiple basins, enabling timely, safe, and cost-efficient projects while prioritizing safety and environmental stewardship.

Recurve

Series B in 2022
Founded in 2005, Recurve is an open-source SaaS platform that empowers utilities to harness smart meter data for energy usage measurement. It provides software tools for contractors to enhance residential energy efficiency through audits and remodeling services.

Carbon Direct

Venture Round in 2022
Carbon Direct is a company that provides a carbon management platform designed to help organizations meet climate goals by reducing and removing carbon from the atmosphere. The platform combines carbon science with practical action, enabling clients to define quality criteria for carbon credits, reduce supply chain emissions, procure low-carbon fuels and materials, and facilitate large-scale procurement of carbon credits and removals. The company positions itself as leveraging scientific expertise and financial capital to scale carbon removal into a global industry, applying cross-functional knowledge to assess opportunities, risks, and applications of various removal technologies so clients can reduce, remove, and utilize emissions and turn climate goals into climate action.

Heirloom

Series A in 2022
Heirloom is a carbon capture company developing direct air capture technology that accelerates the natural absorption of carbon dioxide. Its approach uses a limestone-based process to increase CO2 uptake and stores the captured carbon permanently underground, powered by renewable energy. The company also applies carbon capture and utilization techniques to enhance natural CO2 removal. By offering a scalable, renewable-energy driven solution, Heirloom aims to help businesses meet sustainability goals with a cost-effective path to significant carbon removal.

Project Canary

Series B in 2022
Project Canary develops an emissions data management platform that empowers the oil and gas industry to monitor and mitigate environmental impacts. By providing real-time, actionable data on methane leaks and other pollutants, along with ESG ratings, it helps operators demonstrate responsible resource development, minimize risk, and enhance their reputation as good neighbors.

HEQ Deepwater

Private Equity Round in 2021
HEQ Deepwater is an energy company that focused on the acquisition of the deepwater gulf. The Deepwater Gulf of Mexico, where HEQ Deepwater is focused, offers one of the lowest carbon-intensive sources of petroleum available to fuel the earth’s needs during the energy transition.

Antero Resources

Post in 2021
Antero Resources is an independent oil and natural gas company engaged in the exploration, development, and production of natural gas, NGLs, and oil properties located primarily in the Appalachian Basin. Headquartered in Denver, Colorado, the company focuses on creating value through the development of its large portfolio of repeatable, low-cost, liquids-rich drilling opportunities in the Marcellus and Utica shales.

Orennia

Series A in 2021
Orennia is a provider of commercial analytics focused on the renewable and zero-carbon energy sectors. The company offers a platform that aggregates and cleanses extensive data related to commercial, engineering, pricing, transmission facilities, and demand. By leveraging advanced technology and insights from seasoned industry experts, Orennia aims to assist investors in making informed capital allocation decisions, ultimately accelerating their time-to-value in the renewable power sector. The company's objective insights enable clients to navigate investment opportunities effectively and with confidence in this rapidly evolving market.

FigBytes

Series A in 2021
FigBytes is a provider of a cloud-based software platform that helps organizations manage, track, and report on their sustainability and environmental, social, and governance (ESG) goals. The platform consolidates ESG data from various sources within an organization, creating an integrated solution that connects strategy, automates reporting, and facilitates stakeholder engagement. FigBytes' technology combines strategy mapping, data management, analytics, and integrated reporting, enabling businesses across diverse sectors to enhance their sustainability efforts and align their operations with the principles of environmental sustainability and corporate social responsibility. By simplifying the process of tracking and communicating sustainability results, FigBytes supports organizations in improving their performance and brand reputation.

Project Canary

Series A in 2021
Project Canary develops an emissions data management platform that empowers the oil and gas industry to monitor and mitigate environmental impacts. By providing real-time, actionable data on methane leaks and other pollutants, along with ESG ratings, it helps operators demonstrate responsible resource development, minimize risk, and enhance their reputation as good neighbors.

Academy of Change

Series A in 2021
Academy of Change is an online educational platform dedicated to empowering women through resources and training in various lifestyle areas, including health, beauty, style, and psychology. The platform delivers personalized educational content on contemporary topics such as nutrition, cosmetology, makeup, and psychological well-being. By fostering an educational ecosystem, Academy of Change enables women to develop sustainable behaviors and make informed lifestyle choices.

Pioneer Natural Resources

Private Equity Round in 2021
Pioneer Natural Resources is an independent oil and gas exploration and production company, established in 1997 through the merger of Parker & Parsley Petroleum Company and MESA Inc. The company is primarily engaged in the exploration and production of oil, natural gas liquids, and gas reserves. Historically rooted in Texas, Pioneer is a prominent player in the Spraberry/Wolfcamp oil field within the Permian Basin and the Eagle Ford Shale in South Texas. Additionally, it ranks among the largest natural gas operators in southeastern Colorado's Raton Basin and in gas fields around Hugoton, Kansas, as well as in the western Texas Panhandle. Pioneer also conducts drilling operations in the liquids-rich Barnett Shale and in Alaska’s Oooguruk oil field, where it became the first independent operator to produce oil on the North Slope in 2008. The company announced a significant joint venture in June 2010, partnering with Reliance Industries to develop the Eagle Ford Shale.

Whitecap Resources

Private Equity Round in 2021
Whitecap Resources is an oil-weighted growth company based in Calgary, Alberta, established in 2009. It specializes in acquiring, developing, and managing interests in petroleum and natural gas properties. The company primarily focuses on light oil production from its Canadian assets, utilizing advanced extraction techniques such as horizontal drilling and multistage fracturing to enhance recovery. Whitecap is committed to sustainable long-term growth and shareholder returns, which is reflected in its practice of paying monthly cash dividends to shareholders. Additionally, the company is recognized for its efforts in carbon dioxide storage, further emphasizing its dedication to responsible resource management and environmental sustainability.

Power Factors

Private Equity Round in 2021
Power Factors is a software company that builds a cloud‑based platform for managing renewable energy assets. Its suite of applications—Drive, Greenbyte, BluePoint, and Unity—provides asset management, field service optimization, and performance analytics powered by machine learning. The platform integrates technical and commercial asset management with enterprise asset management to deliver a unified asset performance management service for wind, solar, hydro, and energy storage projects. By automating workflows and reducing manual audit costs, Power Factors helps operators maximize revenue, lower the levelized cost of energy, and accelerate the global clean‑energy transition. The solution is deployed worldwide, managing nearly 200 GW of renewable capacity.

Datagration Solutions

Private Equity Round in 2020
Datagration Solutions, Inc. is a technology company based in Houston, Texas, that specializes in digital automation for the oil and gas sector. Established in 2020 and previously known as Oilsphere Inc., the company provides a collaborative ecosystem of domain-specific platforms designed to aggregate and integrate data from diverse legacy systems, databases, and unstructured documents. This innovative platform allows operators to streamline their workflows and processes, effectively leveraging information from disparate sources in either a cloud-based or on-premise environment. Datagration Solutions aims to enhance operational efficiency and reduce costs for its clients by facilitating better data utilization and integration.

ChargePoint

Series H in 2020
ChargePoint operates the world's largest electric vehicle (EV) charging network, offering public charging stations, consumer subscription plans, and utility grid management technology. Its app enables users to find, start, and track charging sessions.

Jura Energy

Private Equity Round in 2020
Jura Energy is a renewable energy company focused on the acquisition and redevelopment of mature conventional oil and gas assets. The company's approach relies on rigorous technical evaluation using both traditional methods and novel techniques that utilize some of the most sophisticated technologies available in the industry. Jura Energy was established in January 2020 and is based in Houston, Texas.

Devon Energy

Private Equity Round in 2019
Devon Energy is an independent energy company primarily engaged in the exploration, development, and production of oil, natural gas, and natural gas liquids. With a focus on several top US shale plays, Devon holds significant acreage in the Permian Basin, Anadarko, Eagle Ford, and Bakken basins.

Workrise

Series D in 2019
Workrise is a technology company that operates an online platform designed to connect energy companies, energy service providers, and skilled energy workers. This platform facilitates efficient communication, collaboration, and resource sharing among these groups, enabling businesses to locate qualified workers more effectively and access a broader range of services within the energy industry.

Ryno Energy Partners

Private Equity Round in 2019
Ryno is a growth-oriented, independent midstream company that provides a full-suite of gas, natural gas liquids and crude oil solutions from wellhead to downstream markets. Ryno’s senior leadership team has extensive history of project development from conventional midstream applications, such as gathering, processing and fractionation, to more complex, large-scale chemical, refining and storage solutions.

Workrise

Series C in 2019
Workrise is a technology company that operates an online platform designed to connect energy companies, energy service providers, and skilled energy workers. This platform facilitates efficient communication, collaboration, and resource sharing among these groups, enabling businesses to locate qualified workers more effectively and access a broader range of services within the energy industry.

Seismos

Venture Round in 2019
Seismos is a data analytics company specializing in production optimization through proprietary solutions that enable real-time monitoring of underground fluid flow within reservoirs during production. Unlike conventional seismic technologies, which require months for data acquisition and processing, disrupt production, and incur high costs, Seismos offers a more efficient alternative. The company's cloud-based K-wave technology provides real-time information non-invasively, significantly reducing expenses. Additionally, Seismos develops AI-powered sensing systems that utilize non-invasive acoustic sensing and machine learning to detect and predict anomalies in various markets, including upstream, pipelines, and geothermal sectors. This allows organizations to take immediate data-driven actions.

Dragos

Private Equity Round in 2019
Dragos is an industrial cybersecurity company dedicated to protecting the world's critical infrastructure. Its platform offers visibility into industrial control systems (ICS) and operational technology (OT) networks, enabling early threat detection and mitigation.

547 Energy

Private Equity Round in 2019
547 Energy LLC is a Houston-based principal investment firm specializing in clean energy. It focuses on global investments across cleantech, renewable power, energy efficiency, grid resilience, and digitalization sectors. The company leverages its deep industry knowledge and experience to invest in and partner with innovative companies worldwide, aiming to maximize business value.

Vantage Energy

Private Equity Round in 2019
Vantage Energy is an independent oil and natural gas company focused on the acquisition, development, and exploration of oil and natural gas properties in the United States, particularly in the Appalachian Basin. The company operates through two main segments: Exploration and Production (E&P), which is responsible for exploring and producing oil, natural gas, and natural gas liquids, and Midstream, which provides natural gas gathering and water distribution services for its own operations as well as for third parties. Vantage Energy also specializes in tight gas sands, gas shales, and coalbed methane, with natural gas assets located in regions such as Green River, Uinta, Piceance, Cherokee, and Fort Worth, in addition to its primary focus on the Appalachian area.

Trillium Energy Partners

Private Equity Round in 2019
Trillium Energy Partners is a midstream company based in Morgantown, West Virginia, founded in 2019. It specializes in providing midstream services and solutions tailored for the oil and energy sectors. The company focuses on delivering natural gas liquids and crude oil services, emphasizing cost-effectiveness and environmental sustainability. Trillium Energy Partners is committed to offering rapid and innovative solutions while maintaining high-quality service standards to meet the needs of its customers in the energy industry.

ChargePoint

Series H in 2018
ChargePoint operates the world's largest electric vehicle (EV) charging network, offering public charging stations, consumer subscription plans, and utility grid management technology. Its app enables users to find, start, and track charging sessions.

Trace Midstream

Private Equity Round in 2018
Trace Midstream develops and operates midstream energy assets and carbon capture and sequestration projects in North America. It provides natural gas gathering and transmission, processing, treating, and compression, as well as crude oil gathering, transmission, storage, and condensate and liquids stabilization. The company also offers water transportation and disposal services, and it commercializes, builds, and operates assets across the CCS value chain. Its services support operators in multiple basins, enabling timely, safe, and cost-efficient projects while prioritizing safety and environmental stewardship.

Welligence

Seed Round in 2018
Welligence is a leading energy analytics platform that specializes in the upstream oil and gas sector. The company utilizes machine learning and data-driven methodologies to provide comprehensive forecasting and valuation of international oil and gas assets. Its platform enables supermajors, regional exploration and production companies, and large financial institutions to make informed investment decisions through advanced analytical tools, investment screening algorithms, and back-tested production forecasts at the individual well level. Welligence's focus on quantifying upstream developments allows clients to efficiently benchmark asset valuations and identify opportunities while also tracking and reducing carbon emissions.

Workrise

Series B in 2018
Workrise is a technology company that operates an online platform designed to connect energy companies, energy service providers, and skilled energy workers. This platform facilitates efficient communication, collaboration, and resource sharing among these groups, enabling businesses to locate qualified workers more effectively and access a broader range of services within the energy industry.

Premium Oilfield Technologies

Acquisition in 2018
Premium Oilfield Technologies is a manufacturer and distributor of high-quality consumable products tailored for the oil and gas industry, focusing on well drilling and completion activities. The company offers a range of technologically advanced products, including mud pump components, handling tools, gate valves, swivel cartridges, and spare parts. By providing these essential items, Premium Oilfield Technologies helps clients reduce downtime, enhance safety, and fulfill their equipment requirements effectively. The company is committed to delivering tested and improved solutions that support the operational needs of its customers in the energy sector.

PetroLogistics II

Acquisition in 2018
PetroLogistics LP is a prominent independent producer of propylene in the United States, recognized as the only company dedicated solely to this product in the country. Based in Houston, Texas, PetroLogistics operates the world's largest propane dehydrogenation facility, which boasts significant production capacity and is strategically located near the Houston Ship Channel. The company's core focus lies in the acquisition, development, and operation of petrochemical manufacturing, processing, and logistics assets across North America. Through its specialized operations, PetroLogistics plays a crucial role in the petrochemical sector, contributing to the overall supply chain for propylene.

Koda Resources

Private Equity Round in 2018
Koda Resources is an oil and energy company based in Denver, Colorado, founded in 2018. The company specializes in the acquisition and development of oil and gas properties, primarily in the Rocky Mountain region, with a particular emphasis on the Williston Basin. Koda Resources aims to contribute to the development of the nation's energy infrastructure, supporting sustainable energy solutions.

ConnectGen

Private Equity Round in 2018
ConnectGen is an energy company based in Houston, Texas, focused on developing renewable energy and energy storage projects. Founded in 2018, the company aims to create clean electricity generation and storage infrastructure that promotes a sustainable energy future. ConnectGen designs, builds, operates, and finances utility-scale clean energy projects, catering to a diverse range of clients including renewable energy companies, thermal power generation firms, oil companies, regulated utilities, grid operators, and environmental consulting organizations. Through its initiatives, ConnectGen seeks to reduce carbon pollution while providing long-term, cost-effective clean energy solutions across North America.

ExL Petroleum Management

Private Equity Round in 2018
ExL Petroleum Management is a renewable energy company specializing in the development of oil and gas resources. Based in the Permian Basin of West Texas, the company concentrates on unlocking oil and gas reserves in this region. ExL Petroleum's mission is to facilitate sound investments in oil and gas for investors, working interest owners, royalty interest owners, and employees. The company is also committed to giving back to the community through contributions of time, talent, and resources.

FourPoint Energy

Private Equity Round in 2017
FourPoint Energy is a private exploration and production company based in Denver, Colorado, with field offices in Western Oklahoma and the Texas Panhandle. Founded by the leadership team of Cordillera Energy Partners after its sale to Apache Corporation in 2012, FourPoint focuses on leasing, acquiring, and developing oil and natural gas assets, particularly in the Western Anadarko and Permian Basins. With over 30 years of industry experience, the company emphasizes a culture of technical expertise and dedication among its professionals, striving to create value in the energy sector.

Impact Exploration and Production Partners

Private Equity Round in 2017
Impact Exploration and Production Partners is a company based in Greenwood Village, Colorado, specializing in the acquisition and development of oil-focused properties. The firm primarily targets the Rocky Mountain region of the United States, with a significant focus on the Powder River Basin. By providing oil exploration and infrastructure services, Impact Exploration aims to enhance the operational efficiency and productivity of its properties while contributing to the energy sector.

HG Energy

Private Equity Round in 2017
HG Energy, LLC is an oil and natural gas production company based in Parkersburg, West Virginia, with operations extending throughout Ohio, Pennsylvania, and West Virginia. Founded in 2011, the company specializes in the operation of oil and gas wells, including full-scale secondary oil recovery waterfloods and pilot projects. HG Energy also manages multiple gas gathering systems and holds a significant leasehold and freehold acreage position in West Virginia. By producing natural gas and oil, the company plays a role in supporting economic growth and development within the Appalachian Basin.

Sentinel Peak Resources

Private Equity Round in 2016
Sentinel Peak Resources specializes in the acquisition, development, and exploration of oil and gas assets, focusing on heavy oil production and thermal-enhanced oil recovery. The company prioritizes environmental responsibility by minimizing impact and operating safely.

Foundation Minerals

Private Equity Round in 2016
Foundation Minerals is a family-owned and operated group that buys minerals and overrides royalty interests.

Intensity Midstream

Private Equity Round in 2015
Intensity Midstream is a full-service midstream energy company based in Oklahoma City, Oklahoma, established in 2015. The company focuses on the construction, development, acquisition, enhancement, and operation of integrated midstream assets, including gathering, treating, processing, storage, and transportation facilities. Intensity Midstream operates across select North American basins, providing reliable and innovative services tailored to meet the diverse needs of its clients in the energy sector.

Rockcliff Energy

Private Equity Round in 2015
Rockcliff Energy is a privately held oil and gas company dedicated to facilitating energy distribution. The company specializes in the acquisition, development, and growth of oil and gas assets primarily located in the Ark-La-Tex, Mid-Continent, and Permian Basin regions. By focusing on these key areas, Rockcliff Energy aims to support clients in expanding their energy businesses on a global scale.

Rio Oil & Gas

Private Equity Round in 2015
Rio Oil & Gas is an upstream company focused on the acquisition and exploitation of growth-oriented oil and gas assets in the Permian, Mid-Continent and Ark-La-Tex regions

Tug Hill Operating

Private Equity Round in 2014
Tug Hill Operating is an oil and gas exploration company that specializes in the production of oil and clean-burning natural gas within the continental United States. The company focuses on the acquisition, development, and exploitation of unconventional gas and liquids-rich assets, particularly in the Appalachian Basin, with a strong emphasis on the Marcellus, Utica, and Point Pleasant formations located in West Virginia and Southwest Pennsylvania. Tug Hill Operating is committed to ethical business practices and maintains high operational and safety standards, while also prioritizing environmental preservation. Customer inquiries are handled through various channels, including phone, email, and online applications.

Oryx Midstream Services

Private Equity Round in 2014
Oryx Midstream Services, LLC is a midstream company headquartered in Midland, Texas, focused on developing, acquiring, owning, and operating midstream assets primarily in the Permian Basin region. Founded in 2013, the company provides a comprehensive suite of midstream services, including natural gas gathering, compression, treating, and processing, as well as crude oil gathering, handling, and transportation. Oryx also manages natural gas liquids transportation, connecting oil and gas producers to key market hubs for delivery to domestic refineries and the U.S. export market. With a leadership team that boasts over 145 years of combined experience in the energy sector, Oryx Midstream Services aims to be a strategic partner for its clients, offering customized solutions to meet their specific business needs while ensuring efficient and cost-effective operations.

Stone Hill Minerals

Private Equity Round in 2014
Stone Hill Minerals is a mining company specializing in the acquisition of oil and gas minerals and royalty interests, primarily focusing on Appalachian, Permian, and Denver Julesburg basins. The company actively manages over 100,000 net acres across seven states, offering mineral owners the opportunity to convert their properties into cash lump sums while receiving monthly royalty payments tailored to their individual needs.

Phoenix Services

Acquisition in 2012
Phoenix Services offers comprehensive steel mill support services globally. It specializes in slag handling, scrap management, metal recovery, and in-plant logistics, aiming to maximize efficiency with minimal environmental impact.

Vantage Energy

Private Equity Round in 2006
Vantage Energy is an independent oil and natural gas company focused on the acquisition, development, and exploration of oil and natural gas properties in the United States, particularly in the Appalachian Basin. The company operates through two main segments: Exploration and Production (E&P), which is responsible for exploring and producing oil, natural gas, and natural gas liquids, and Midstream, which provides natural gas gathering and water distribution services for its own operations as well as for third parties. Vantage Energy also specializes in tight gas sands, gas shales, and coalbed methane, with natural gas assets located in regions such as Green River, Uinta, Piceance, Cherokee, and Fort Worth, in addition to its primary focus on the Appalachian area.
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