Quantum Energy Partners, LLC, established in 1998 and headquartered in Houston, Texas, is a private equity firm specializing in energy investments. It focuses on the oil and gas upstream, midstream, oilfield services, and power generation sectors, with a commitment to sustainability and the transition to clean energy. The firm invests through common equity, preferred equity, and sub-debt with warrants, typically taking majority stakes in companies with sales values between $200 million and $2 billion and enterprise values between $100 million and $400 million. Quantum Energy Partners aims to invest between $10 million and $2 billion per company, with an investment horizon of three to seven years. It operates across North America, with additional offices in Lubbock and Albany, Texas.
Co-Founder, CEO and Chairman of Investment and Operating Committees
Past deals in Natural Resources
Heirloom
Series B in 2024
Heirloom specializes in direct air capture technology aimed at enhancing the natural absorption of carbon dioxide from the atmosphere. The company's innovative system accelerates the ability of limestone to capture CO2, allowing for its permanent storage underground. By operating on renewable energy, Heirloom's technology promotes carbon capture and utilization at a large scale, with the goal of removing significant amounts of atmospheric CO2. This approach not only minimizes secondary impacts but also supports clients in restoring the atmosphere through natural processes.
Heirloom
Series A in 2022
Heirloom specializes in direct air capture technology aimed at enhancing the natural absorption of carbon dioxide from the atmosphere. The company's innovative system accelerates the ability of limestone to capture CO2, allowing for its permanent storage underground. By operating on renewable energy, Heirloom's technology promotes carbon capture and utilization at a large scale, with the goal of removing significant amounts of atmospheric CO2. This approach not only minimizes secondary impacts but also supports clients in restoring the atmosphere through natural processes.
Antero Resources
Post in 2021
Antero Resources Corporation is an independent oil and natural gas company based in Denver, Colorado, specializing in the exploration, development, and production of natural gas, natural gas liquids, and oil in the Appalachian Basin. The company holds significant assets, including approximately 451,000 net acres in the Marcellus Shale and 91,000 net acres in the Utica Shale. Antero operates a comprehensive infrastructure, featuring 324 miles of gas gathering pipelines and multiple compressor stations in both shale regions. As of 2023, the company reported proven reserves of 18.1 trillion cubic feet of natural gas equivalent, with production averaging 3,483 million cubic feet per day, comprising 37% liquids and 63% natural gas. Antero Resources is recognized for its focus on low-cost, liquids-rich drilling opportunities and its integrated approach to midstream operations through its affiliation with Antero Midstream. Founded in 2002, the company continues to emphasize value creation in its operations.
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.
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.
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 properties in the United States, particularly in the Appalachian Basin. The company operates through two main segments: Exploration and Production (E&P), which involves the exploration and production of oil, natural gas, and natural gas liquids, and Midstream, which provides natural gas gathering and water distribution services for its operations and third-party clients. Vantage Energy also explores tight gas sands, gas shales, and coalbed methane across various regions in North America, including the Green River, Uinta, Piceance, Cherokee, and Fort Worth areas.
ExL Petroleum Management
Private Equity Round in 2018
ExL Petroleum is a renewable energy company dedicated to the development of oil and gas resources, particularly in the Permian Basin of West Texas. The company's primary objective is to unlock oil and gas reserves while ensuring sound investment opportunities for stakeholders, including investors and royalty interest owners. In addition to its business focus, ExL Petroleum is committed to contributing positively to the community by giving back through various initiatives involving time, talent, and resources.
Impact Exploration and Production Partners
Private Equity Round in 2017
Impact Exploration & Production is a Greenwood Village, Colorado-based company that specializes in the acquisition, development, and operation of oil-focused properties in the Rocky Mountain region of the United States. The company's primary emphasis is on the Powder River Basin, where it aims to enhance its portfolio through strategic investments in oil exploration and infrastructure services.
Sentinel Peak Resources
Private Equity Round in 2016
Sentinel Peak Resources is an oil and gas company that specializes in the acquisition and development of onshore oil assets, primarily focusing on heavy oil production and thermal-enhanced oil recovery in California. The company prioritizes minimizing its environmental impact by integrating environmental considerations into its operational and financial decision-making processes. Through a commitment to safe and responsible operations, Sentinel Peak Resources aims to develop its resources while maintaining integrity in its practices.
Foundation Minerals
Private Equity Round in 2016
Foundation Minerals is a family-owned and operated group that buys minerals and overrides royalty interests.
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
Stone Hill Minerals
Private Equity Round in 2014
Stone Hill Minerals is a mining company that specializes in acquiring oil and gas mineral and royalty interests, primarily in the Appalachian, Permian, and Denver Julesburg basins. The company manages over 100,000 net acres across seven states and has successfully completed numerous mineral and royalty transactions since its inception. By purchasing both producing and non-producing minerals, as well as overriding royalty interests, Stone Hill Minerals provides mineral owners the opportunity to convert their properties into immediate cash and receive ongoing monthly royalty payments tailored to their specific objectives.
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 properties in the United States, particularly in the Appalachian Basin. The company operates through two main segments: Exploration and Production (E&P), which involves the exploration and production of oil, natural gas, and natural gas liquids, and Midstream, which provides natural gas gathering and water distribution services for its operations and third-party clients. Vantage Energy also explores tight gas sands, gas shales, and coalbed methane across various regions in North America, including the Green River, Uinta, Piceance, Cherokee, and Fort Worth areas.
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