Top Oil & Gas Equipment & Services Private Equity Funds with Recent Private M&A Activity

Active Firms

4,433

TTM Deal Inquiries

$4M-$21M

Core Revenue Range

$1M-$4M

Core EBITDA Range

Top States by Activity

Florida 15%

California 10%

Texas 10%

New York 7%

Pennsylvania 4%

Key Attributes

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

Permanent Equity

2 Closed Deals via Axial

23 Total Closed Deals Actively Sourcing Deals

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Using 30-year committed funds, Permanent Equity invests in companies that care what happens next. Our current portfolio includes 16 investments in companies like Ace Fence, Brian's Cabinets, Pacific Air Industries, Craig Frames, Blue Square Manufacturing, Chance Rides, AdAdvance, and Selective Search.We are looking to steward companies with durable value propositions and great teams. In each case, we examine why the company will be successful by remaining independent and why market demand is likely to endure over time, creating highly sustainable cash flow.We only consider companies…

Recent Transactions

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Jun 2024 Invested in Brian's Cabinets
Nov 2023 Invested in Rylee + Cru
Jun 2023 Invested in Chance Rides
Nov 2022 Invested in Ace Fence of Dallas

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

Tower Arch Capital

1 Closed Deal via Axial

32 Total Closed Deals Actively Sourcing Deals

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Tower Arch Capital is a lower-middle market private equity fund with $722 million in assets under management and we're investing from a recently raised $450 million committed fund. We focus on partnering with and growing high-quality family and entrepreneur-owned companies to deliver long-term value for our management teams and investors. Tower Arch brings operational, consulting, and financial expertise to small companies to give them the tools they need to achieve their full potential. We create value in a range of industries and work with companies across the United States. Target…

Recent Transactions

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Aug 2023 Acquired APIC Solutions
Aug 2023 Acquired Syracuse Utilities
Aug 2023 Acquired Lifeport
Aug 2023 Acquired Infolinks

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

Branford Castle Partners, L.P.

1 Closed Deal via Axial

21 Total Closed Deals Actively Sourcing Deals

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Headquartered in New York City and with a portfolio across the United States, Branford is a pre-eminent private market investor--managing 3 funds with $400m of committed equity. We are focused on working with already strong companies that typically have under $200m in sales. Since Branford’s founding in 1986, our mission has been to work with these companies to maximize their potential, both in terms of strengthening operations and facilitating growth.

Recent Transactions

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Aug 2023 Acquired Surface Preparation Technologies LLC
Aug 2023 Acquired Morton's Steakhouse
Aug 2023 Acquired MAG Aerospace Industries Inc.
Aug 2023 Acquired Indspect Chemical Corporation

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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

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

Soundcore Capital Partners

1 Closed Deal via Axial

5 Total Closed Deals

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Our strategy is to partner with exceptional management teams and create long-term value for our investors through a combination of operational improvements, internal growth initiatives, and strategic acquisitions. We are particularly interested in businesses whose management team members and / or selling shareholders wish to have a meaningful ownership stake in the newly acquired enterprise.

Recent Transactions

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May 2019 Acquired American Restoration
Oct 2018 Acquired InfraStripe
Feb 2017 Acquired Sweeping Corporation of America, Inc.
Sep 2016 Acquired PumpMan, 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

Forsyth Partners

94 Total Closed Deals Actively Sourcing Deals

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BW Forsyth Partners is a private investment firm located in St. Louis, Missouri. Our approach differs from those typically utilized by other investment or private equity firms in that Forsyth Partners is a long-term investor (we do not exit our investments) looking to build strong companies through operational focus, an active acquisition effort and, most importantly, a focus on the best interests of all stakeholders of its portfolio companies. Forsyth partners directly with businesses in an effort to develop sustainable performance over the long-term, promote a people-centric culture, and…

Recent Transactions

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Sep 2023 Invested in WalkerHughes
Aug 2023 Invested in Afinitas
Mar 2023 Invested in Cor Partners
Jan 2021 Invested in Machine Solutions Inc.

LNC Partners

69 Total Closed Deals Actively Sourcing Deals

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LNC Partners is a relationship-driven private equity firm based in Arlington, Virginia, focused on investing in lower middle-market companies across the United States. Founded in 2012, the firm manages over $1 billion in capital and frequently serves as the first institutional partner to founder- and management-led businesses.LNC provides customized and flexible capital solutions that can combine equity and debt, enabling the firm to structure investments that align with the needs of each business and management team. LNC’s flexible approach allows it to invest in either control or minority…

Recent Transactions

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May 2026 Acquired Confidential Company
Dec 2025 Invested in Bennie Health, Inc.
Nov 2025 Acquired General Insurance Agency
Oct 2025 Acquired Nevarez Insurance

Graham Partners

46 Total Closed Deals Actively Sourcing Deals

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Graham Partners is a private investment firm focused on investing in businesses with proprietary technologies, advanced manufacturing know-how, innovative product development capabilities, and strong growth potential. Graham Partners targets companies with EBITDA between $5 million and $50 million, and will invest in smaller companies to the extent they complement one or more of its other holdings. Since the firm's founding in 1988, Graham Partners has closed over sixty acquisitions, joint ventures, financings, and divestitures. The committed capital raised since inception through the Graham…

Recent Transactions

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Sep 2023 Acquired Barcoding
Sep 2023 Acquired Commercial Bakeries Corp.
Aug 2023 Acquired TAOGLAS
Mar 2023 Acquired Rhythmlink

Nautic Partners

46 Total Closed Deals Actively Sourcing Deals

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Founded in 1986, Nautic Partners is a middle-market focused private equity firm and has managed over $2.5 billion of assets over its 28-year history. Nautic primarily targets equity investments of $25 million to $75 million for majority ownership, with a focus on companies with $5 million to $40 million in EBITDA in the business services, manufacturing, and healthcare sectors. Examples of focus sub-sectors for business services and manufacturing include specialty chemicals, specialty coatings, energy services, building products, petrochemical services, petrochemical infrastructure, aerospace…

Recent Transactions

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Dec 2016 Acquired Magnolia Creek Treatment Center For Women
Sep 2016 Acquired Vantage Mobility International
Jun 2016 Acquired Warmelin Precision Products
Apr 2016 Acquired Integra Adhesives

Clearview Capital

45 Total Closed Deals Actively Sourcing Deals

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We are a private investment firm specializing in control and non-control investments of North American companies with operating profits of $4 - $20 million.Since the firm’s founding in 1999 by Jim Andersen, Calvin Neider and Pete Doolittle, Clearview has single-mindedly remained dedicated to investing in and supporting the development of lower middle market companies. Working collaboratively with our portfolio company management teams, we provide targeted strategic and operational assistance, as well as capital, to fuel organic and acquisition growth initiatives.Since inception, the…

Recent Transactions

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Jan 2025 Acquired Loss Prevention Services
Dec 2023 Acquired AdCellerant
May 2023 Acquired Inventive
Apr 2023 Acquired Capitol Services

Blue Point Capital Partners, LLC

44 Total Closed Deals Actively Sourcing Deals

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Blue Point Capital Partners is a private equity firm managing over $1.5 billion in committed capital. With offices in Cleveland, Charlotte, Seattle and Shanghai, Blue Point’s geographical footprint allows it to establish relationships with local and regional entrepreneurs and advisors, while providing the resources of a global organization. The Blue Point partner group has a 21-year track record of partnering with lower middle-market businesses to build processes and capabilities to achieve dramatic growth, specializing in ownership recapitalizations, corporate divestitures and buyouts,…

Recent Transactions

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Mar 2018 Acquired FM Sylvan (FMS)
Mar 2018 Acquired Spector & Co.
Nov 2017 Acquired Italian Rose Gourmet Products
Aug 2017 Acquired SASE Company

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

KLH Capital Partners, LP

33 Total Closed Deals Actively Sourcing Deals

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Founded in 2005, KLH Capital is a private equity firm serving management teams of lower middle-market companies in the specialty services, value-added distribution, and niche manufacturing industries. The firm makes majority and minority equity investments in U.S.-based businesses to support the company’s growth plans, provide ownership opportunities for key managers, and allow owners to harvest the value in their businesses. Our commitment goes beyond financial support as we believe in establishing a collaborative team of peers, all of whom have a hand in the company’s progress.…

Recent Transactions

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Aug 2022 Invested in Thorpe Specialty Services
Nov 2021 Invested in The Warehouse Rentals & Supplies
Oct 2021 Invested in Precision Impacts
Dec 2020 Invested in Jackson Infrastructure Services

Fulham Company

32 Total Closed Deals Actively Sourcing Deals

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Fulham & co. has been investing in manufacturing companies since 1984. We seek to partner with companies that sell highly engineered products into industrial and commercial end markets. Most of the members of our firm have 20+ years of operating experience in a variety of manufacturing businesses. We work collaboratively with management teams, offering tools and advice to help our companies achieve their goals. Our firm has generated successful investment results across dozens of deals with entrepreneurial owner-managers since our first acquisition in 1984. Investment criteria: highly…

Recent Transactions

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Nov 2023 Acquired Nu-Tek Precision Optical Corp.
Aug 2023 Acquired MPF
Aug 2023 Acquired Concept Group
Aug 2023 Acquired Federal Package

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.

Firms in the Oil & Gas Equipment & Services 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 Equipment & Services 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 64 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 Equipment & Services 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 64 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 Equipment & Services Private Equity Funds directory, you can request information here.

Top Oil & Gas Equipment & Services Private Equity Funds

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