Top Oil & Gas Exploration & Production Private Equity Funds with Recent Private M&A Activity

115

Active Firms

9,144

TTM Deal Inquiries

$4M-$21M

Core Revenue Range

$1M-$4M

Core EBITDA Range

Top States by Activity

Florida 14%

California 11%

Texas 11%

New York 7%

Illinois 4%

Key Attributes

Focus: Control Investments | Capital Source: Committed Capital | Operating Approach: Scale & Exit

ShoreView Industries

2 Closed Deals via Axial

29 Total Closed Deals Actively Sourcing Deals

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Founded in 2002, ShoreView is a Minneapolis-based private equity firm that has raised over $1.8 billion of committed capital across fivefunds. ShoreView partners with family or entrepreneurial-owned companies across many sectors, including engineered products, distribution, industrial services, business services, healthcare, and niche consumer products. Shoreview structures a variety of acquisition, recapitalization and build-up transactions, typically in businesses with revenues ranging between $20 million and $300 million.The Partners at ShoreView have completed over 100…

Recent Transactions

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Oct 2023 Acquired Confidential Company
Dec 2018 Invested in American Eye Associates
Sep 2017 Invested in Winzer Corporation
Sep 2016 Acquired Spring USA

Argonaut Private Equity

2 Closed Deals via Axial

22 Total Closed Deals Actively Sourcing Deals

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Founded in 2002, Argonaut Private Equity is a Tulsa, Oklahoma based private equity firm with over $1.5 billion of capital deployed by the firm’s principals. The firm is currently investing out of Argonaut Private Equity Fund IV, a $400 million fund that deploys Argonaut’s strategy of making control-oriented buyout investments in companies in the industrial, manufacturing and energy services and products sectors. Argonaut looks to partner with management teams to improve operations, implement best practices and generate shareholder value. Argonaut has an over 15-year…

Recent Transactions

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May 2023 Acquired Confidential Company
Feb 2020 Acquired Confidential Company
Nov 2019 Acquired MultiTech Industries Inc.
Oct 2018 Acquired Energy Services

Hidden Harbor Capital Partners

2 Closed Deals via Axial

17 Total Closed Deals Actively Sourcing Deals

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Hidden Harbor Capital Partners is a private equity firm which helps create business success stories by building teams focused on execution. We believe that great companies are built on a strong group of people as their foundation, and that businesses succeed when they are intensely focused on executing a small set of well-defined objectives. Hidden Harbor has assets under management of more than $1.9 billion.What we look for:• Lower middle market companies up to $500 million in revenue (or any size for add-on opportunities to existing portfolio companies)• EBITDA up to $50 million…

Recent Transactions

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Jan 2025 Acquired COAST TO COAST LOGISTICS
Dec 2024 Acquired QUAKER VALLEY FOODS
Nov 2024 Acquired LATHAN ARCHITECTS
Oct 2024 Acquired NORPLEX MICARTA

IMB Partners

2 Closed Deals via Axial

14 Total Closed Deals Actively Sourcing Deals

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IMB Partners (IMB) is a private investment firm focused on delivering top-quartile market returns to investors and creating positive social impact. IMB buys, builds, capitalizes and partners with management teams to grow value-added B2B companies in the small-to-midsize business market. We seek to generate above-market growth and customer retention rates by owning and building businesses that address the unmet need for large-scale diverse supplier participation among large corporate and government buyers. IMB invests capital on behalf of and alongside 25 high net worth families.We seek to…

Recent Transactions

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May 2026 Acquired Confidential Company
Aug 2023 Invested in Elite Brands
Jul 2023 Invested in eTelligent Group
Nov 2022 Invested in Farwest Corrosion Control

Morgan Stanley Capital Partners

2 Closed Deals via Axial

14 Total Closed Deals Actively Sourcing Deals

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Morgan Stanley Capital Partners (“MSCP”), established in 1985 and based in New York, makes control equity investments in North American middle-market companies. Currently investing capital from Fund VI with $1.4 billion of total commitments. Targeted, sub-sector focused strategy with intensive operational focus driven by on-the-ground portfolio company “Accelerators” in addition to Operating Partners. We differentiate ourselves by applying the global resources, brand, and capabilities of Morgan Stanley to the middle-market.

Recent Transactions

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Dec 2025 Acquired Confidential Company
Dec 2021 Acquired Simplicity
Oct 2012 Invested in Creative Circle
Apr 2012 Acquired Access Cash

Kepler Capital Corporation

2 Closed Deals via Axial

8 Total Closed Deals Actively Sourcing Deals

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We are long-term, patient investors searching for exceptional small- and mid-sized businesses throughout North America. We work with existing management teams to confidently transition the business while pursuing significant further growth. We also work with business owners to build and execute a plan to transition towards retirement, while maintaining the long-term success and legacy of the business.We focus on businesses with EBITDA of $500K - $5MM, with a preference towards the B2B services, light manufacturing, healthcare, and software industries.

Recent Transactions

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May 2025 Acquired Confidential Company
Aug 2023 Acquired Anonymous Company
Aug 2023 Acquired Anonymous Company
Aug 2023 Acquired Anonymous Company

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Plexus Capital

1 Closed Deal via Axial

30 Total Closed Deals Actively Sourcing Deals

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Plexus Capital invests across the United States in a variety of transaction types, including equity acquisitions, buyouts, recapitalizations, and growth capital. Since 2005, Plexus has raised and funded $2.3B across seven funds in 180 companies. Plexus closed Equity Fund I at $204M in 2021. Plexus has built an institutional platform with a team of 45 professionals based in Raleigh and Charlotte, NC

Recent Transactions

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Oct 2025 Acquired ACE Solutions
Jul 2025 Acquired Confidential Company
Oct 2024 Acquired ChemREADY
Oct 2023 Acquired Riggs Tree Service

CPS Capital

1 Closed Deal via Axial

26 Total Closed Deals Actively Sourcing Deals

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CPS is an entrepreneurial investment firm that supports the growth of high-quality small and medium sized businesses. We are focused on companies with annual revenues from $5-$40 million and annual cash flows from $2-$8 million, and investing committed capital from 3 active funds. We will work with business owners to ensure the right deal for both themselves and their employees and customers. We bring significant managerial capability and capital to provide business owners with an attractive option compared to traditional financial or strategic buyers. CPS takes an active role in businesses…

Recent Transactions

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Mar 2024 Acquired Confidential Company
Jun 2023 Acquired AKA Tree Service
Oct 2022 Acquired Accurate Tree Services
Oct 2022 Acquired Integrity Heat & Air

Envest Capital Partners

1 Closed Deal via Axial

22 Total Closed Deals Actively Sourcing Deals

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Envest Capital Partners is an investment company holding long term private equity positions in established basic businesses. We invest in a relatively broad range of basic industries, with a focus on manufacturing, industrial & consumer services, and franchising. Envest seeks to provide private direct equity financing to companies with sales of $5 to $50 million, exceptional growth prospects and strong, stable cash flow. Founded in 2000, Envest is a private equity firm based in Virginia Beach, VA. We are dedicated to partnering with privately held and founder-owned businesses. The Envest…

Recent Transactions

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Aug 2023 Acquired Earl Industries Inc.
Aug 2023 Acquired Digital Services LLC
Aug 2023 Acquired Commonwealth Epoxy Coatings LLC
Oct 2022 Acquired CBT Logistics Group

Presidio Investors

1 Closed Deal via Axial

16 Total Closed Deals Actively Sourcing Deals

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Presidio Investors is a leading middle market private equity firm based in Austin, Texas that partners with growing, niche businesses in the business services and entertainment sectors. The Presidio team has significant investing and operating experience, and they employ a collaborative approach to help grow and develop businesses to produce excellent returns for all stakeholders.Please see our website www.presidioinvestors.com for more information.

Recent Transactions

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Apr 2026 Acquired Confidential Company
Aug 2021 Acquired Centennial Media
Apr 2021 Acquired Resolve Tech Solutions
Aug 2019 Acquired Bravas

Chicago Capital Partners

1 Closed Deal via Axial

12 Total Closed Deals Actively Sourcing Deals

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Chicago Capital Partners is a private equity firm which primarily makes control investments in lower middle-market companies with $2-10 million of EBITDA in the following industries: business services, consumer products, distribution, food and beverage, and niche manufacturing. Our fund structure and investment mindset promote building business partnerships and creating value over the long-term.Operational Perspective: Managed by founders and operators, our team understands small and family business dynamics;Partnership Focused: We partner with strong management teams, provide…

Recent Transactions

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Apr 2025 Acquired Confidential Company
Feb 2022 Acquired Nickerson
Jun 2021 Acquired Chocolate Works
Dec 2020 Acquired Home Sweet Home

Castle Capital

1 Closed Deal via Axial

10 Total Closed Deals Actively Sourcing Deals

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Castle Capital is focused on environmental services in lower middle market private equity. We have successfully invested (and exited) companies in the recycling space and are looking at other environmental services sectors as well.

Recent Transactions

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Nov 2025 Acquired Confidential Company
Nov 2024 Acquired Tire Depot
Nov 2024 Acquired Ray's Tire
Nov 2024 Acquired Dietrich Tire Waste Hauling

Ninth Street Capital Partners

1 Closed Deal via Axial

9 Total Closed Deals

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Ninth Street Capital Partners is a private investment partnership that specializes in acquiring, developing and managing established businesses. With a focus on executing deals with the highest degree of integrity, we make long-term controlling investments in growth-oriented, privately held businesses with revenues ranging from $5 to $50 million. Our flexible approach allows us to tailor our investments to help entrepreneurs and business owners achieve their personal and financial goals.

Recent Transactions

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Sep 2019 Acquired Undislosed
Jun 2015 Invested in Premium Inspection & Testing
Mar 2014 Invested in Kitchen Cabinet Distributors
May 2013 Acquired SCADA Source, LLC

Gemini Investors

136 Total Closed Deals Actively Sourcing Deals

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Founded in 1993, Gemini Investors is a Massachusetts-based private equity firm that provides capital and strategic resources to lower middle market companies. Since its inception, we have invested approximately $1 Billion in more than 185 companies throughout the U.S., typically investing $3 – $8 million per transaction in either control or minority positions. Gemini offers a flexible investment approach. We provide a wide range of financing structures, which include subordinated debt with warrants, preferred stock, and common equity. We have extensive experience leading transactions, as…

Recent Transactions

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Sep 2025 Acquired Party Reflections
May 2025 Acquired Honey Smoked Fish
May 2025 Acquired Gold Coast Baking Company
Feb 2025 Acquired Spectro-UV

Hammond Kennedy Whitney & Company

44 Total Closed Deals Actively Sourcing Deals

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HKW is evolving with clarity and purpose, while honoring the vision of the firm’s founders and our 100 plus year history. We focus on specific sectors in which we can utilize our skills and perspective, leveraging technology as part of a data-driven methodology to power our “Four Pillar” structure. HKW has developed processes that support our strategy to find, create, and sustain value in our companies while trusting and appreciating that our approach is what sets us apart.

Recent Transactions

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Jan 2023 Acquired CMIT Solutions
Dec 2022 Acquired dominKnow
Sep 2022 Acquired Golden Country Oriental Food
Mar 2022 Invested in Draup

Stonehenge Partners

42 Total Closed Deals Actively Sourcing Deals

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Stonehenge Partners ("Stonehenge" or the "Firm") is a middle-market private equity firm with a highly successful 25+ year track record. The Firm directs the investment activities for approximately $1 billion in capital commitments. Stonehenge's investment professionals have extensive experience executing a broad range of transactions including:Management and leveraged buyoutsAcquisitionsRecapitalizationsGrowth capital investmentsStonehenge Partners has the flexibility to invest in a variety of structures including common equity, preferred equity and subordinated debt (or combinations…

Recent Transactions

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Jun 2019 Invested in Carolina Restaurant Group, Inc.
Apr 2019 Invested in Weil Foot & Ankle Institute
Jan 2019 Acquired PPM Technologies
Sep 2018 Acquired EMX Industries, Inc.

Rockwood Equity Partners

41 Total Closed Deals Actively Sourcing Deals

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Rockwood Equity Partners:B2B manufacturing, service providers, distribution in industrials and regulated industries (e.g., healthcare, aerospace & defense, environmental, waste, rail, water, others)Transaction types: First institutional capital partner, majority, minority, growth, independent sponsor and operator partners, management buyout, corporate divestitureTarget company size: $10-$75 million in revenues and $2-$7 million EBITDA, add-ons of any size.Private equity investment firm for lower middle market companies, with a track record spanning 25+ years.Approach:Focused on growing…

Recent Transactions

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Dec 2025 Acquired Wright's Hydroseeding
Dec 2025 Acquired Utility Locating Services in Ohio
Nov 2025 Acquired Sealer Equipment Business serving Medical and Pharmaceutical
Sep 2024 Acquired SafeSite

Argosy PE Investments, LLC

32 Total Closed Deals Actively Sourcing Deals

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Founded in 1990, Argosy Capital invests entrepreneurial capital with experienced business partners in two asset classes, lower middle market operating companies and real estate. Our focus is on creating value with our business partners by investing in inefficient markets where creativity, hard work and disciplined risk taking can generate exceptional returns for the benefit of all stakeholders. As partners with our investors, co-investors, operating company management teams and real estate operating partners, we are dedicated to creating value by building upon the strengths of the people,…

Recent Transactions

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Aug 2023 Acquired Barco Products
May 2023 Acquired Diverse Logistics & Distribution, Inc.
Apr 2023 Acquired Burco, Inc.
Nov 2022 Acquired Best Warehousing & Transportation, Inc.

Martis Capital

27 Total Closed Deals Actively Sourcing Deals

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With offices in Palo Alto, CA, and Washington, DC, CHSO is a private investment firm focused exclusively on the healthcare and wellness industry. We target middle-market companies and growth situations in North America where our team has an edge in understanding the opportunity, performing due diligence and adding value post close. Our investment team possesses over 50 years of combined investment and medical experience, and leverages an extensive network of relationships with healthcare executives, clinicians, scientists and regulators. We provide flexible, patient capital in partnership…

Recent Transactions

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Oct 2022 Invested in Alcanza Clinical Research
Nov 2021 Invested in Lighthouse Lab Services
Sep 2021 Acquired Community Based Care
Nov 2020 Acquired DCN Dx

Mangrove Equity Partners

27 Total Closed Deals Actively Sourcing Deals

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Mangrove Equity Partners' founding principals enjoy a national reputation as uncommonly effective, fair, flexible and honorable partners to company owners and managers. We have the captive financial resources (including bridge capabilities) and deal experience to efficiently close transactions. We also have substantial operating experience and a collaborative approach to building value at the companies with whom we partner. Mangrove's three person internal operating team affords our fund the ability to help owner/operators maximize the value of their retained ownership, and allows Mangrove to…

Recent Transactions

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Oct 2022 Invested in Atlas Greenhouse
Feb 2022 Acquired STCR
Dec 2021 Invested in Vintage Air
Jan 2021 Invested in Seaside Waste Services

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Firms in the Oil & Gas Exploration & Production Private Equity Funds directory are ordered based on recent deal activity on Axial. The default order reflects observed market signals rather than a subjective ranking of firm quality.

Each profile provides information about the firm’s areas of focus, transaction criteria, and relevant activity on Axial’s M&A platform. Together, these details provide a clearer view of where a firm is active and the types of companies and opportunities most relevant for it.

Based on activity on Axial’s M&A platform, the core revenue range for Oil & Gas Exploration & Production Private Equity Funds is $4M-$21M, with a core EBITDA range of $1M-$4M. Company size can be an important indicator of fit, as firms often concentrate their experience, resources, and transaction activity within particular segments of the market.

Relevant Energy & Utilities experience can be an important consideration when evaluating a firm. Familiarity with the sector can provide a stronger understanding of its business models, market dynamics, valuation considerations, and transaction environment. The 115 firms included in this directory provide a starting point for identifying firms with relevant experience and activity in Energy & Utilities.

Not necessarily. Many firms are active across multiple industries, so inclusion in the Oil & Gas Exploration & Production Private Equity Funds directory reflects relevant experience or activity in Energy & Utilities, rather than an exclusive sector focus. Individual profiles provide additional context on each firm’s areas of focus and activity within the sector.

When comparing Private Equity Funds with experience in Energy & Utilities, consider factors such as size range, geographic reach, and recent transaction activity. These characteristics vary across the 115 firms included in the directory and can help identify firms that align with your needs.

Axial can help you identify and connect with firms based on your objectives and what you are looking to accomplish. The process varies depending on your role and transaction needs. If you are interested in connecting with firms in the Oil & Gas Exploration & Production Private Equity Funds directory, you can request information here.

Top Oil & Gas Exploration & Production Private Equity Funds

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