Private Equity Firm Software

Mainsail Partners

Austin, Texas, United States

Growth equity firm that invests in bootstrapped B2B software companies and provides hands-on support from investors and software operators to help founders build teams, develop industry-leading products, scale data-driven infrastructure (including AI/automation), and grow market share. Offices in Austin and San Francisco.

Focus Areas
B2B SaaS, Vertical SaaS, SaaS Growth / Investment

Tracked deals

20

20 tracked deals across 2020-2025.

Recent pace

0

0 tracked deals announced in the last 12 months.

Deal mix

Growth capital

17 growth capital · 2 buyout · 1 addon

Mainsail Partners Acquisition Volume by Year

Last 6 years

Acquisition volume by year Annual acquisition counts for the last 6 years for Mainsail Partners. 1 2020 3 2021 6 2022 3 2023 6 2024 1 2025

Supporting Data

Recent Transactions

Showing the 12 most recent of 20 tracked deals for Mainsail Partners.

  • Buyer
    Mainsail Partners
    Target
    Inn-Flow
    Industry
    Cloud & SaaS

    Inn-Flow, a provider of cloud-based back-office management and accounting software for hotels, has secured a $45 million growth investment from Mainsail Partners. The funding will accelerate product innovation, enhance customer experience, and support team expansion to better serve hotel owners and management companies.

  • Buyer
    Teamfront, Mainsail Partners
    Target
    Xcelerate
    Seller
    Rachel Stewart
    Industry
    Cloud & SaaS
    Type
    Addon

    Teamfront, a Mainsail Partners-backed strategic partner for founder-owned field services software companies, has acquired Xcelerate, a cloud-based job management platform for the restoration industry. The add-on expands Teamfront's portfolio across field services verticals and provides Xcelerate with operational resources and support to scale.

  • Buyer
    MainSail Partners
    Target
    MirrorWeb
    Seller
    Maven VCTs, NPIF Maven Equity Finance, Maven
    Industry
    Cloud & SaaS
    Location
    England, United Kingdom
    Type
    Buyout

    US growth equity firm MainSail Partners has purchased a majority stake in Manchester-based compliance and digital-preservation software provider MirrorWeb, enabling an exit/partial realisation for Maven investors. The deal supports MirrorWeb's continued US expansion and product development while some Maven funds retain a minority holding.

  • Buyer
    Mainsail Partners
    Target
    INNERGY
    Industry
    Cloud & SaaS

    INNERGY, a provider of cloud-based ERP and business management software for woodworking, cabinetry and other ETO shops, received a $44 million growth investment from Mainsail Partners. The capital will accelerate INNERGY's product roadmap, expand customer education and client success programs, and support product innovation; Mainsail will place partners on INNERGY's board alongside new SaaS executive Ed Roshitsh.

  • Buyer
    Mainsail Partners
    Target
    Teamfront
    Industry
    Cloud & SaaS

    Mainsail Partners has made a growth investment in Teamfront, an Austin-based provider of vertical business management software, payments solutions, and marketing services. The capital will support Teamfront's expansion initiatives — including organic growth and strategic acquisitions — as the company serves over 3,000 customers and processes roughly $2.2 billion in invoicing volume.

  • Buyer
    Mainsail Partners
    Target
    Arborgold
    Industry
    Software

    Mainsail Partners, a growth equity firm, has made a growth investment in Arborgold, a field service management and scheduling software provider for lawn, landscape and tree care companies. Vista Point Advisors served as Arborgold's exclusive financial advisor for the transaction.

  • Buyer
    Instinct Science, Mainsail Partners
    Target
    VetMedux
    Type
    Buyout

    Instinct Science, a veterinary practice management software provider backed by growth equity firm Mainsail Partners, has acquired VetMedux, the owner of Clinician's Brief and Plumb's Veterinary Drugs. The deal brings VetMedux's point-of-care clinical content into Instinct's EMR and workflow platform to expand clinical capabilities and better serve veterinary practices worldwide.

  • Buyer
    Mainsail Partners
    Target
    LinenMaster, LLC
    Industry
    Cloud & SaaS

    Mainsail Partners has made a growth equity investment in LinenMaster, a cloud-based software provider for commercial laundries, to accelerate product development, expand client services, and grow the leadership team. As part of the announcement LinenMaster named Matt Amoia as CEO and noted recent activity including the acquisition of Infinite Laundry and a series of hires funded by Mainsail's investment.

  • Buyer
    Mainsail Partners
    Target
    ProShop ERP
    Industry
    Software

    Mainsail Partners has made a $32 million growth investment in ProShop ERP to accelerate product development and scale the company's manufacturing-focused ERP, MES and QMS software. ProShop will use the capital to expedite product development and expand services for small- and medium-sized precision manufacturers in regulated industries such as aerospace, defense and medical devices.

  • Buyer
    Mainsail Partners
    Target
    Red Oak Compliance Solutions
    Industry
    Cloud & SaaS

    Mainsail Partners made a $51 million growth equity investment in Red Oak Compliance Solutions to accelerate product development, enhance its software suite, and scale customer service. Red Oak is a provider of compliance and advertising review SaaS for financial services and insurance firms, serving over 1,800 firms globally.

  • Buyer
    Mainsail Partners
    Target
    Instinct Science
    Industry
    Cloud & SaaS

    Mainsail Partners, a growth equity firm, made a growth equity investment in Instinct Science, a veterinary practice management SaaS platform. The capital will be used to accelerate product development and expand services and support for veterinary hospitals; financial terms were not disclosed and the investment closed in the first half of 2022.

  • Buyer
    Mainsail Partners
    Target
    SmartMoving
    Industry
    Software

    Growth equity firm Mainsail Partners has invested $41.5 million in SmartMoving, a Dallas-based provider of business management software for the moving and storage industry. The capital will be used to accelerate product development and enhance services and customer support as SmartMoving scales its cloud-based platform.

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