Dennis F Jaggi
Managing Partner & Founder @ EnCap Flatrock Midstream
Oklahoma City, United States
Dennis F Jaggi is a private equity investor at EnCap Flatrock Midstream in Oklahoma City focused on Energy and Oil and Gas. Dennis F Jaggi - Managing Partner & Founder @ EnCap Flatrock Midstream
- Total investments:
- 3
- Last investment:
- Lead investor:
- 100%
Last updated:
For AI agents: llms.txt
Industries Dennis F Jaggi invests in
Stages Dennis F Jaggi invests in
Countries Dennis F Jaggi invests in
Contacts
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Investment Focus
Industry
- Energy 3 (100%)
- Oil and Gas 3 (100%)
- Logistics 2 (67%)
- Natural Resources 1 (33%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Nuevo Midstream, LLC is a start-up midstream company headquartered in Houston. The company was formed with a $65 million commitment from the EnCap Energy Infrastructure Fund, Torch Energy Advisors Incorporated and Petroleum Fuels Company, Inc., including contributions of assets and management services from Torch Energy and Petroleum Fuels. NuevoMidstream will focus its operations in the Permian Basin with emphasis on the Bone Springs and Wolfcamp formations and the Avalon Shale trend in southeast New Mexico and west Texas. Led by Jay Lendrum, Torch Energy's current president and COO, the senior leadership group at Nuevo Midstream has more than 120 years of energy industry experience and also includes Randy Ziebarth, vice president of operations; Chris Work, vice president and chief financial officer; and Dwight Serrett, vice president of engineering and construction. | $400M / Private Equity / Apr 09, 2015 | ||
| Tall Oak Midstream is an innovative midstream company. The Tall Oak companies are dedicated to bringing a fresh perspective to serving oil and gas producers with a full suite of midstream services. Core capabilities include natural gas gathering, compression, treating, and processing; crude oil gathering and transportation; condensate and waterhandling; and product marketing solutions. | $100M / Private Equity / Feb 11, 2014 | ||
| Cardinal was founded in 2008 with an initial $75 million equity commitment from EnCap Investments L.P. and EnCap Flatrock Midstream. In 2010, the equity commitment to Cardinal was increased to $280 million. Cardinal acquired and developed a substantial natural gas gathering, treating and processing system in the Arkoma Woodford Shale, and in 2012the company sold all of its midstream assets and its natural gas contract treating business to Atlas Pipeline Partners, L.P. (NYSE: APL) for $600 million. | $200M / Private Equity / May 14, 2013 |
About EnCap Flatrock Midstream
EnCap Flatrock Midstream is a venture capital firm with a singular focus: identifying, investing in and enhancing the value of great businesses and attractive assets in the midstream sector of North America's oil and gas industry. Founded in 2008 by Flatrock Energy Advisors and EnCap Investments L.P., the firm is guided by a disciplined andpersistent approach to value creation through the rigorous application of intellectual and financial capital. The firm manages the EnCap Flatrock Midstream Funds I, II and III, which together have approximately $5.6 billion in institutional capital commitments from a broad range of prestigious institutional investors. EnCap Flatrock has more than $6.5 billion in total assets under management.
EnCap Flatrock Midstream Contacts
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Dennis F Jaggi
Managing Partner & Founder
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Karl R. Pfluger
Managing director
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Morriss L. Hurt
Managing Partner and Chief Operating Officer
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Samuel Pitts
Managing Director
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Greg King
Managing Partner
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FAQ
What does Dennis F Jaggi invest in?
Dennis F Jaggi invests primarily in Energy, Oil and Gas and Logistics startups, most often at Private Equity stage. Most of the 3 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
How do I contact Dennis F Jaggi?
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When did Dennis F Jaggi last invest?
The most recent investment recorded for Dennis F Jaggi closed in Apr 2015. Shizune tracks 3 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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