Lower Middle-Market Insights

Our direct sourcing model and data driven approach refined over the past two decades gives our investors an edge.

A laptop and smartphone displaying Tree Line Capital Partners website and video content, featuring professional Q&A and expert commentary on middle-market private equity.

Annual Report

Cover page for the Tree Line Capital Partners 2025 Annual Report titled “Fundamentals in Focus: Value in Private Credit Starts with Market Segment,” featuring a view of a mountain range through a stationary tourist viewfinder.

2025

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2024

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Lower Middle Market Report

Cover of The Ascend Report, February 2025, showing a person in a green jacket standing on a mountain ridge overlooking a valley at sunrise.

2025 Ascend Report

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2023 Ascend Report

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AI’s Impact on Software & Private Credit and the Value Found in the Lower Middle-Market

March 9, 2026
Market Insights, Featured, White Papers
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2025 Tree Line Capital Year in Review

February 13, 2026
Featured, Market News
Tree Line Capital Partners logo above the headline: “Tree Line Raises $1.1 Billion in Fourth Flagship Fund to Address Continued Demand in Lower Middle-Market.”

Tree Line Raises $1.1 Billion in Fourth Flagship Fund to Address Continued Demand in Lower Middle-Market

January 28, 2026
Featured, Market Insights
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2024 Tree Line Capital Partners Year in Review

February 27, 2025
Featured, Market News
An aerial view of five wooden rowboats tethered in a straight line on turquoise water.

Tree Line Closes Over $900M of New Commitments YTD, AUM Increases to $4.1B

November 25, 2024
Featured, Market News
A field of purple and pink lupine flowers in front of a blue lake with snow-capped mountains in the background.

Tree Line Closes Over $450M of New Commitments YTD, Adds Six to Team

August 19, 2024
Market News, Featured
An aerial view of a large group of surfers on surfboards and paddleboards floating in a circle on the ocean.

2024: YEAR TO DATE HIGHLIGHTS

August 5, 2024
Featured, Market News
Logo for Tree Line Capital Partners and Aflac announcing a strategic partnership.

Aflac Global Investments to acquire stake in private credit asset management firm Tree Line Capital Partners

May 16, 2024
Market Insights, Featured
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2023: Year in Review

April 16, 2024
Market News
Treeline Capital Partners 2023 Annual Report featuring a collage of a race car crew, a rock climber, a wind turbine, shipping containers, a stone eagle, and lobster buoys.

Celebrating 10 Years of Direct Lending – 2023 Annual Report

April 5, 2024
Annual Reports
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Tree Line Closes Over $750M of New Commitments YTD, Continues Team Growth

December 18, 2023
Market News
Tree Line Direct Lending 2023 Annual Report cover featuring a person kayaking through whitewater, overlaid on a blue and yellow grid.

Navigating Volatility – 1H 2023 Annual Report

December 6, 2023
Annual Reports
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Tree Line Closes Over $430M of New Commitments YTD, Adds Three to Team

August 21, 2023
Market News
Cover of The Ascend Report, May 2023, by Tree Line, featuring an aerial view of a winding road through a dense forest.

the ASCEND REPORT 2023

May 11, 2023
Annual Reports, Featured, Market Insights
Red poppy flowers blooming in a field of wheat.

Tree Line Commits Over $200M of Capital YTD; Publishes Third Annual Ascend Report

May 8, 2023
Market News
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Tree Line Commits $1.0 Billion in 2022, Expands Platform, Announces Team Promotions

January 11, 2023
Market News
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Tree Line Continues Portfolio Growth with Over $800M of YTD New Commitments

October 19, 2022
Featured, Market News
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Tree Line Continues Portfolio Growth with Record 1H 2022 Deployment

August 8, 2022
Market News, Featured
2022 Annual Report for Tree Line Capital Partners titled “Consistency Delivered,” featuring a photo of rows of crops extending toward a sunset horizon.

Consistency Delivered – 2022 Annual Report

August 4, 2022
Annual Reports, Featured
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Tree Line Maintains Strong Growth with Over $250M of YTD New Commitments

April 25, 2022
Featured, Market News
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Tree Line Completes Record 2021 With Over $1B in Commitments, Continued Team and Product Growth

January 18, 2022
Featured, Market News
Global Private Debt Report 2021 Annual text overlaid on a background of tightly rolled international banknotes.

2021 Annual Global Private Debt Report – Q&A with Tree Line Partners

December 22, 2021
Market Insights, Featured
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Private Debt Investor – FEATURED ARTICLE – Private Credit: Five Key Themes to Consider in Direct Lending

November 17, 2021
Market Insights, Featured
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Tree Line Expands AUM to $2.1B, Closes over $650M of New Fundings YTD, and Adds Five to Team

November 10, 2021
Featured, Market News
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Tree Line Continues Growth with Six New Transactions with Six Sponsors; Leads Two $100M+ Deals

August 16, 2021
Featured, Market News
Cover of The Ascend Report, Summer 2021, featuring a silhouetted climber on a rock face at sunset and navigation links for an overview, survey, and observations.

the ASCEND REPORT 2021

August 4, 2021
Annual Reports, Featured, Market Insights
Tree Line Capital Partners 2021 Annual Report cover titled “Evolution of an Asset Class: Private Credit’s growth, durability and the rise of the Lower Middle-Market,” featuring a hiker standing on a rock overlooking snow-capped mountains.

Evolution of an Asset Class – 2021 Annual Report

July 16, 2021
Annual Reports, Featured
A man in a blue blazer and white dress shirt next to text that reads, “Expert Commentary: Private Credit: An Allocation Strategy for the Next Decade.”

Private Debt Investor – FEATURED ARTICLE – Private Credit: An allocation strategy for the next decade

July 13, 2021
Market Insights, Featured
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Tree Line Continues Growth with Over $360M in YTD New Commitments

June 18, 2021
Market News, Featured
A silhouetted hiker stands on a rocky pinnacle overlooking a vast mountain range.

Private Credit: An Allocation Strategy for the Next Decade

June 8, 2021
White Papers, Featured, Market Insights
A black vinyl record beside its plain, worn paper sleeve on a yellow background.

Tree Line Continues Expansion with Addition of ARR Loan Product, New Team Members and Record 1st Quarter Origination

April 5, 2021
Market News, Featured
PitchBook 2020 Annual Global Private Debt Report, sponsored by Tree Line Capital Partners, featuring an image of stacked coins.

Direct Lending is Poised for a Quick Return to Growth – Tree Line Partners Q&A with Pitchbook

January 28, 2021
Market Insights, Featured
A snowboarder in a yellow jacket performs an aerial jump above a snow ramp with a large mountain peak in the background.

A Record $312M of New Commitments in 2H’2020 Fuels Momentum Heading in to 2021

January 25, 2021
Featured, Market News
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Software Lending Has Arrived in the Lower Middle Market

January 14, 2021
Featured, Market Insights, White Papers
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Tree Line Capital Partners Expands Private Credit Platform in 2020; Receives SBIC License

January 13, 2021
Featured, Market News
A long wooden footbridge stretches over the water toward a small island covered in autumn trees with orange and gold foliage.

Market Activity Builds Strong Momentum; Tree Line Announces Four New Deals

November 1, 2020
Market News
Evergreen trees against a misty, snow-dusted mountain peak.

Tree Line Announces Five New Transactions and Continues Leadership in Lower Middle Market Buy & Build Financings

October 27, 2020
Market News
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Summer 2020 Update

September 1, 2020
Market News
Cover for The Ascend Report Summer 2020 by Tree Line Capital Partners featuring a hiker on a snowy peak.

the ASCEND REPORT 2020

August 27, 2020
Market News, Annual Reports, Featured
Aerial view of people walking on paths, with the text “UNDERWRITING a new world,” “2020 ANNUAL REPORT,” and the Tree Line Capital Partners logo.

Underwriting a New World – 2020 Annual Report

August 1, 2020
Annual Reports, Market Insights
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Tree Line Capital Partners & Employees Donate Over $50,000 for COVID -19 Relief

June 2, 2020
Market News
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Flexible Lending Solutions Amidst Market Turmoil

June 1, 2020
Market News
PitchBook Global Private Debt Report H1 2020, sponsored by Tree Line Capital Partners.

Tree Line featured in PItchBook’s 1H 2020 Global Private Debt Report

June 1, 2020
Market Insights, Featured
A road stretches through a desert landscape of red rock formations under a blue sky with scattered clouds.

Private Debt Investor – FEATURED ARTICLE: Prepare for the Unexpected

April 30, 2020
Market Insights
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2019 Investing Activity in Review

January 21, 2020
Market News
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Direct Lending in an Uncertain Environment

January 8, 2020
Market Insights
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Talking All Things Direct Lending with Tree Line’s Partners

November 30, 2019
Market Insights
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Tree Line Remains Active with Supportive Add-on Acquisition Financings

November 15, 2019
Market News
A microphone on a stand in front of a blurred lecture hall audience.

Answering Limited Partner Market Concerns in Direct Lending

November 13, 2019
Market Insights
Headshot of a man in a suit next to text reading “Expert Commentary: Lower Mid-Market Myths and Misconceptions.”

Private Debt Investor – FEATURED ARTICLE – Lower Middle-Market Misconceptions

October 30, 2019
Market Insights
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2019 Annual Report

September 1, 2019
Annual Reports, Market Insights
A man in a suit and tie smiling, with the text “Expert Commentary: Moneyball for Portfolio Managers Seeking Yield.”

Private Debt Investor – FEATURED ARTICLE: Moneyball for Portfolio Managers Seeking Yield

August 31, 2019
Market Insights
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Record First Half in 2019 With Over $300M in Commitments Closed

August 29, 2019
Market News
People sitting on the deck of a sailboat moving across calm, blue ocean water.

Carrying Momentum Into 2019 As Go-To Provider For Lower Middle Market Financing

June 25, 2019
Market News
PitchBook report titled US PE Breakdown 2Q 2019, co-sponsored by Tree Line Capital Partners, featuring an aerial view of people walking on a concrete plaza.

Q&A with Tree Line in PitchBook’s Q2 2019 US PE Break Down

June 14, 2019
Market Insights
Logo for Tree Line Capital Partners over a backdrop of snowy mountains and a blue sky.

WATCH: Tree Line Primer on Lower Middle Market Direct Lending

June 1, 2019
Market Insights
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Transformative Growth in 2018 Delivering $1.2B in AUM

March 15, 2019
Market News
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Complete Over $110M of New Financings in Q3 2018

October 15, 2018
Market News
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Add $44M in New Financings and Expand Investment Team

September 18, 2018
Market News
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Tree Line Completes Over $87M of New Financings and Increases Investable Capital to Over $620M

June 1, 2018
Market News
Headshot of a smiling man wearing a dark suit, light-colored shirt, and blue patterned tie.

Tree Line Expands Lower Middle-Market Direct Lending Platform, Promotes Frank Cupido to Partner

February 8, 2018
Market News
An empty ski lift chair suspended above a snow-covered mountain landscape.

Tree Line Completes Over $265M of New Financings and Realizes Seven Investments in 2017

January 15, 2018
Market News
The Tre Cime di Lavaredo mountain peaks reflected in a calm pool of water at sunset.

Tree Line Completes Three Financings Totaling Over $100M in Commitments

August 14, 2017
Market News
Two mountaineers hike along a snow-covered mountain ridge.

WHITE PAPER: Navigating the Summit: Investing in Direct Lending Near (At) the Peak

May 1, 2017
Market Insights, White Papers
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Tree Line Completes Five New Transactions in Q1’17 and Increases Leverage Facility

April 25, 2017
Market News
Aerial view of a sandy beach with rows of blue and white striped umbrellas and lounge chairs, with one person lying on a chair in the center.

Tree Line Delivers a Strong 2016 Completing 14 Direct Lending Transactions Representing Over $193M in Loan Commitments

January 17, 2017
Market News
A line of wind turbines standing on a grassy mountain ridge above a sea of clouds.

Tree Line Capital Partners Closes Senior Secured Revolving Credit Facility Led by ING

December 21, 2016
Market News
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Tree Line Continues Strong 2016 with Six New Direct Loans

August 11, 2016
Market News
An overhead view of runners on a track, casting long shadows against the surface.

Tree Line Closes Four New Direct Lending Transactions Totaling $58.8M and Welcomes Ann-Louise Taylor to the Investment Team

June 15, 2016
Market News
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WHITE PAPER: Moneyball for Portfolio Manager Seeking Yield

April 2, 2016
White Papers, Featured, Market Insights
A field of colorful cosmos flowers under a setting sun with mountains in the background.

Tree Line Caps a Strong 2015 with Three New Direct Lending Transactions

January 28, 2016
Market News
A white upward-pointing arrow with the word “GROWTH” printed in brown on a yellow background.

Tree Line Closes Five New Direct Lending Transactions

September 14, 2015
Market News
A young child in a suit and aviator goggles wearing cardboard wings runs across a vast salt flat.

Tree Line Capital Partners Completes First Closing on Lower Middle Market Direct Lending Fund with the Addition of University of Texas Investment Management Company

June 1, 2015
Market News
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Tree Line completes four direct lending transactions totaling $50M and expands investment team

April 15, 2015
Market News
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Tree Line Capital Partners Announces Launch of Lower Middle-Market Lending Platform

October 20, 2014
Market News
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