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The firm

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Firm profile

Mainsail Partners

Mainsail Partners is a private equity firm based in Austin, TX.

Updated . Rechecked quarterly; next check .

AUM

$3.9B

as of 2026-04-06

SEC Form ADV
Entity type
PE Firm
Headquarters
Austin, TX

About Mainsail Partners

Growth equity firm investing exclusively in bootstrapped business-to-business software companies, pairing capital with an in-house operations team for founders scaling without prior institutional money.

Focus
Bootstrapped business-to-business software growth equity
Sectors
Technology

Other firms on Growth Equity Firms

Other firms with a profile on Growth Equity Firms
FirmKindHeadquarters
General AtlanticPE FirmNew York, NY

Mainsail Partners is on Growth Equity Firms (20 firms, updated ).

Scope and method

What is shown
The facts on Mainsail Partners's row of our directory lists: its kind, its headquarters, its founding year and website where the row gives them, the figure with its date, and the description.
The figures
Each figure carries its date. A figure from a public filing links that filing; a figure the firm reports itself is marked firm-reported.
Sources
SEC Form ADV and the firm's own website, mainsailpartners.com.
Checked

Compiled by Praxis Rock Advisors. Reuse of our descriptions needs permission.

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