Top Transportation Private Equity Funds

Greybull Stewardship

1 Closed Deal via Axial 24 Total Closed Deals Actively Sourcing Deals

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Greybull Stewardship is founded, funded, and run by business owners and managers. Our fund is structured to allow the power of permanence to impact the value of an investment, we have no mandate to sell. We have committed capital to support current ownership's growth and liquidity needs. Greybull is actively seeking new investments and our investment horizon is long term. We do not mandate growth rates and with our history as owners and managers, we know how to assist businesses and also stay out of the way.

Recent Transactions

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• Mar 2023 Acquired Courtroom Connect
• Aug 2022 Acquired Coastline Academy
• Sep 2021 Acquired JTB Custom
• Aug 2021 Acquired LINC

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

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

The Edgewater Funds

1 Closed Deal via Axial 15 Total Closed Deals Actively Sourcing Deals

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Through Edgewater Growth Capital Partners, we partner with management to help accelerate growth in their businesses. Edgewater focuses on funding high quality middle market companies where we can add substantial value through our capital, our experience and our broad network.

Recent Transactions

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• Oct 2025 Acquired Confidential Company
• Nov 2024 Acquired NYX Health Eligibility Services
• Aug 2024 Acquired Nationwide Coils, Inc.
• Jul 2024 Acquired Silver State Refrigeration & HVAC

Clearwell Group, LLC

1 Closed Deal via Axial 14 Total Closed Deals Actively Sourcing Deals

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Clearwell Group is a single family office based in Tampa, FL focused on making majority equity investments in companies located in the Southeast and Texas. We focus on simple to understand, but not simple to operate businesses with at least $2.0M in EBITDA. We have five businesses in the portfolio today that operate in the business services, manufacturing, environmental services and engineering sectors.

Recent Transactions

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• Dec 2025 Acquired Flash-Rite
• Jul 2025 Acquired Confidential Company
• Jan 2025 Invested in Steadfast Alliance
• Nov 2021 Acquired Gaskins LeCraw

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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

PennSpring Capital

1 Closed Deal via Axial 10 Total Closed Deals Actively Sourcing Deals

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Investment OverviewPennSpring Capital is actively seeking acquisitions of lower-middle-market businesses where founders are looking for a trusted partner to ensure long-term continuity, professionalize operations, and support the next stage of growth. We move quickly, close reliably, and customize structures to meet seller goals.We have a strong track record across compliance-oriented software, environmental services, B2B services, and niche recurring-revenue businesses.Target CriteriaIndustry Focus (any of the following):Environmental services (asbestos, mold,…

Recent Transactions

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• Aug 2023 Acquired EHC
• Aug 2023 Acquired Yapstone
• Aug 2023 Acquired Circle
• Aug 2023 Acquired total traffic service

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

Colville Capital

1 Closed Deal via Axial 3 Total Closed Deals Actively Sourcing Deals

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For the past 20 years, we have partnered with management teams to build businesses that are fierce competitors in their markets, great places to work and contributive to their communities.We are a community of strategic advisors and investors dedicated to the long-term growth of independently owned industrial companies.- Horizon-Free Investments: Our capital is our own, allowing us to make decisions in the best interest of our companies.- Integrity First, Active Engagement: We are committed to active engagement and integrity, enabling us to align with management and provide insights, capital,…

Recent Transactions

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• Mar 2025 Acquired Confidential Company
• Jul 2013 Invested in Kurz Electric Solutions, Inc.
• Sep 2006 Acquired Motion & Flow Control Products

The Sterling Group

1 Closed Deal via Axial 35 Total Closed Deals

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Founded in 1982, The Sterling Group is a private equity investment firm defined by its focused expertise, depth of experience, operational strategy, and approach to partnering with management.Focused expertiseWe specialize in what we know best: acquiring and increasing the value of middle-market operating businesses in the fields of basic manufacturing, industrial services, and distribution.Depth of experienceOur Partners have a combined 90 years at Sterling. Their business experience encompasses management, operations, public accounting, commercial and investment banking, and securities…

Recent Transactions

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• Dec 2024 Acquired Confidential Company
• Oct 2010 Acquired Propex Inc
• Oct 2010 Acquired Purina Mills
• Oct 2010 Acquired Quicken Loans Inc.

Alvarez & Marsal Securities

1 Closed Deal via Axial 12 Total Closed Deals

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Alvarez & Marsal Capital (“AMC”) is a multi-strategy private equity investment firm with over $3 billion in assets under management across four funds and three investment strategies. Our firm is led by a highly experienced investment team, which is augmented by our strategic association with Alvarez & Marsal (“A&M”), one of the largest operationally focused advisory firms in the world. AMC combines a focus on middle-market private equity investing, with deep operational expertise, industry knowledge, and global corporate relationships of A&M, making us an attractive partner to…

Recent Transactions

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• Aug 2023 Invested in Allied Universal
• Aug 2023 Invested in Carton Pack
• Aug 2023 Invested in Ayesa
• Aug 2023 Invested in AirLife

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

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

VSS Capital Partners

66 Total Closed Deals Actively Sourcing Deals

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VSS is a leading private equity investment firm that invests in the healthcare, business services and education industries.• 30+ years of experience and have managed over $4B in aggregate capital commitments across 8 funds• Investments in 102 portfolio companies, with over 600 add-on acquisitions• VSS invests in businesses that are well-positioned for sustainable growth• Flexible capital solutions, from debt to equity, for a wide range of corporate and shareholder uses• Assists company management teams, boards and financial sponsors in effective strategic initiatives• Leverages…

Recent Transactions

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• Oct 2025 Acquired Granite Trade Services
• Dec 2024 Acquired Lumenci
• Oct 2024 Invested in Lane Four
• Oct 2024 Acquired Treya

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

CIVC Partners

55 Total Closed Deals Actively Sourcing Deals

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CIVC Partners is a Chicago-based private equity firm investing in high growth middle market companies in business services sectors. Since 1989, the team has invested over $1.9 billion and currently invests from CIVC Partners Fund VII. More information on CIVC Partners and its portfolio companies can be found at www.civc.com.

Recent Transactions

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• Aug 2024 Acquired Renu
• Feb 2024 Acquired Highstreet IT Solutions
• Jan 2024 Acquired HR Green
• Jan 2024 Acquired Datavail

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