Top Industrial Gases Private Equity Funds

Source Capital

2 Closed Deals via Axial 31 Total Closed Deals Actively Sourcing Deals

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Source Capital, LLC is a private equity firm founded in 2002 which makes both equity and debt investments in mature, lower middle-market U.S. companies across a range of industries. Source Capital's investment strategy targets healthy growing companies with greater than $2.0 million in EBITDA seeking a growth-oriented partner.

Recent Transactions

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• Aug 2025 Acquired Confidential Company
• Aug 2023 Acquired Southern Dental Alliance
• Aug 2023 Acquired Renew Recycling
• Jun 2022 Acquired Amplifi

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

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

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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Pfingsten Partners

1 Closed Deal via Axial 48 Total Closed Deals Actively Sourcing Deals

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Pfingsten is an operationally-driven private equity firm focused on long-term value creation. From our headquarters in Chicago with support from representative offices in India and China, we help businesses in ways few private equity firms can, applying our unique operational and global resources to offer real solutions to our companies, unlocking value and propelling growth. We invest a minimum of 50% equity into the capital structure of each portfolio company, providing the flexibility to create value through operational improvements, professional management practices, global capabilities…

Recent Transactions

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• Aug 2023 Acquired Pacific Lasertec
• Dec 2022 Acquired Tempest
• Aug 2022 Acquired Fowler
• Dec 2021 Acquired Fairbank Equipment

Arsenal Capital Partners

1 Closed Deal via Axial 31 Total Closed Deals Actively Sourcing Deals

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Arsenal Capital Partners is a specialized private equity firm with a deep focus in two sectors, Specialty Industrials and Healthcare. Since its founding in 2000, Arsenal has raised institutional equity investment funds of approximately $5.3 billion. Arsenal has completed more than 150 transactions, including platform portfolio companies and follow-on acquisitions. Arsenal specializes in the Specialty Industrials and Healthcare sectors due to their attractive growth trends, large number of technology and innovation-rich companies, and opportunities to create value-added solutions. Arsenal…

Recent Transactions

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• May 2024 Acquired Confidential Company
• May 2022 Invested in Epic Sciences
• May 2022 Invested in OncoHealth
• Nov 2020 Acquired MAXhealth

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

Abacus Investments

1 Closed Deal via Axial 9 Total Closed Deals Actively Sourcing Deals

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With over 30 combined years of experience, we have developed a keen eye for the best use of our capital. We find values that others missed. Our team of professionals has vast experience in industrial, business services and consumer sectors. We have a reputation for successfully invest and exit while preserving capital in a downturn. Our other experiences include land development, aggregate mining, timber management, residential housing, commercial real estate, property management and real estate M&A. Among all entities, we have eclipsed 1000 transactions. With our comprehensive experience,…

Recent Transactions

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• Nov 2023 Acquired Confidential Company
• Aug 2023 Acquired OGRE
• Aug 2023 Acquired Alabama Rental Property
• Aug 2023 Acquired Spartan Invest

Sidereal Capital Group

1 Closed Deal via Axial 5 Total Closed Deals Actively Sourcing Deals

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Sidereal Capital Group is a private equity firm that invests in small and lower middle-market companies operating within niche segments of Specialty Manufacturing and Industrial Services.

Recent Transactions

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• Dec 2022 Acquired Confidential Company
• Aug 2018 Acquired Qwinstar
• Sep 2015 Acquired Flexo Transparent
• Nov 2013 Acquired UC Coatings

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

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.

Gen Cap America

57 Total Closed Deals Actively Sourcing Deals

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Gen Cap America (GCA) is a private equity firm headquartered in Nashville, Tennessee that specializes in leveraged buyouts of privately held lower-middle market businesses. Investment Criteria: Revenue: $5M - $100MEBITDA: $1.5M - $10M Geography: United States & CanadaTransaction Types: Family SuccessionManagement BuyoutDivisional Spin-offRecapitalizationsMost transactions are management buyouts or buyouts of one or multiple retiring owners. GCA target investments typically have a long history of successful operations and cash flow, and quality managers who wish to be part of the…

Recent Transactions

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• Feb 2022 Acquired Aquasol Corporation
• Sep 2021 Invested in Lab Products, Inc.
• Jan 2021 Acquired Frontier Packaging, Inc.
• Sep 2020 Acquired TFM Services, LLC

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

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

Highview Capital

30 Total Closed Deals Actively Sourcing Deals

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Highview Capital is a family-office backed private equity fund in Los Angeles with an evergreen fund structure (patient capital with ability to hold longer) and flexible, opportunistic investment mandate that has deployed nearly $700mm of equity capital through 2024.We look for companies poised to undergo a transformation. We drive value through a strategic and operational approach coupled with patient capital and an extremely flexible mandate.We invest in middle market businesses that are facing a critical inflection point and are ready for transformation, whether that is executing…

Recent Transactions

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• Sep 2023 Acquired Lamm Food Service
• Aug 2023 Invested in Safety Marking
• Jun 2023 Invested in B&R Auto
• Sep 2022 Acquired Armstrong’s Restoration

Century Park Capital Partners

24 Total Closed Deals Actively Sourcing Deals

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CENTURY PARK CAPITAL PARTNERS is a middle market private equity investment group with capabilities to provide equity capital for growth, shareholder liquidiity or both. We typically invest $10 million to $40 million in profitable, growing middle-market companies with revenues ranging from $20 million to $100 million. We can make larger investments with the participation of our institutional limited partners. We are relationship-driven, long-term investors, partnering with owners and management to build industry-leading companies. We do not intrude in day to day operations, but rather seek to…

Recent Transactions

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• Aug 2023 Acquired Packaging Plus LLC
• Aug 2023 Acquired Becker Underwood Inc.
• Aug 2023 Acquired Hi-Tech Rubber Inc.
• Aug 2023 Acquired Aqua-Flo LLC

Heartwood Partners

23 Total Closed Deals Actively Sourcing Deals

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Heartwood Partners (formerly Capital Partner, Inc.) was formed in 1982. Since then, its principals have invested in more than seventy five companies. We believe in doing what we say we will do and being patient and disciplined investors who support exceptional management teams as they develop their businesses. On average, we have held our investments for over five years and have supported management through the acquisition of complimentary businesses. As supportive capital partners to exceptional management teams, together we have created substantial value.In January of 2014, we raised our…

Recent Transactions

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• Sep 2020 Acquired Patten Seed
• May 2020 Acquired MicroCare, LLC.
• Oct 2019 Acquired Allentown, Inc.
• Apr 2019 Acquired Universal Woods