Insights

Growth Focus Mainsail Partners actively invests in vertically specialized SaaS companies and has recently completed multiple substantial growth capital deals, indicating a high demand for innovative cloud-based solutions across diverse industries like healthcare, safety, and heavy equipment.

Recent Investments The firm’s recent investments in companies like Flyntlok, Safety Inspection Vault, ChiroHD, and Inn-Flow demonstrate ongoing opportunities to target SaaS providers seeking growth capital for product innovation, platform expansion, and customer support enhancements.

Financial Capacity With over $4 billion in raised capital and a recent $1.54 billion fund, Mainsail has substantial financial resources, enabling it to pursue large-scale technology upgrades and infrastructure improvements within its portfolio companies.

Market Expansion Mainsail’s focus on vertical SaaS markets such as healthcare, safety, and hospitality suggests potential sales opportunities in areas like enterprise software, automation tools, and analytics platforms tailored to industry-specific needs.

Operational Support The firm’s emphasis on helping founders develop scalable infrastructure and data-driven growth strategies presents avenues for offering tailored software solutions that optimize operational efficiency and support sustainable scaling efforts in portfolio companies.

Mainsail Partners Tech Stack

Mainsail Partners uses 8 technology products and services including Optimizely, WP Rocket, WordPress, and more. Explore Mainsail Partners's tech stack below.

  • Optimizely
    A/B Testing
  • WP Rocket
    Caching
  • WordPress
    Content Management System
  • Twemoji
    Font Scripts
  • Select2
    Javascript Libraries
  • Salesloft
    Sales Enablement
  • X-XSS-Protection
    Security
  • Popup Maker
    Web Platform Extensions

Media & News

Mainsail Partners's Email Address Formats

Mainsail Partners uses at least 1 format(s):
Mainsail Partners Email FormatsExamplePercentage
First@mainsailpartners.comJohn@mainsailpartners.com
68%
Last@mainsailpartners.comDoe@mainsailpartners.com
18%
FLast@mainsailpartners.comJDoe@mainsailpartners.com
12%
FirstL@mainsailpartners.comJohnD@mainsailpartners.com
2%

Frequently Asked Questions

Where is Mainsail Partners's headquarters located?

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Mainsail Partners's main headquarters is located at 500 W 5th St, Suite 1100 Austin, Texas 78701, US. The company has employees across 2 continents, including North AmericaAsia.

What is Mainsail Partners's phone number?

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You can contact Mainsail Partners's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Mainsail Partners's official website and social media links?

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Mainsail Partners's official website is mainsailpartners.com and has social profiles on LinkedIn.

What is Mainsail Partners's SIC code NAICS code?

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Mainsail Partners's SIC code is 6159 - Miscellaneous business Credit Institutions NAICS code is 52391 - Miscellaneous Intermediation.

How many employees does Mainsail Partners have currently?

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As of October 2025, Mainsail Partners has approximately 94 employees across 2 continents, including North AmericaAsia. Key team members include Chief Executive Officer: D. L.Chief Financial Officer: R. W.Vice President Of Customer Experience: J. C. B.. Explore Mainsail Partners's employee directory with LeadIQ.

What industry does Mainsail Partners belong to?

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Mainsail Partners operates in the Venture Capital and Private Equity Principals industry.

What technology does Mainsail Partners use?

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Mainsail Partners's tech stack includes OptimizelyWP RocketWordPressTwemojiSelect2SalesloftX-XSS-ProtectionPopup Maker.

What is Mainsail Partners's email format?

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Mainsail Partners's email format typically follows the pattern of First@mainsailpartners.com. Find more Mainsail Partners email formats with LeadIQ.

When was Mainsail Partners founded?

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Mainsail Partners was founded in 2003.
Mainsail Partners

Mainsail Partners

Venture Capital and Private Equity PrincipalsUnited States51-200 Employees

Mainsail Partners is a growth equity firm that invests in bootstrapped B2B software companies to help them realize their full potential. Our team is purpose-built to include experienced investors and software operators who help founders build great teams, develop industry-leading products, design data-driven and scalable infrastructure, and grow market share. Mainsail’s hands-on support and best practices are delivered with a collaborative approach that respects founder-led cultures and helps build on each company’s commitment to its people and customers.
 
With offices in Austin and San Francisco, Mainsail Partners has raised nearly $4 billion in committed capital and partnered with 100+ companies over the last 22 years. For more information, visit www.mainsailpartners.com.

Don’t miss the latest Mainsail News & SaaS Growth Insights: Subscribe at: https://mainsailpartners.com/subscribe/.

Section iconCompany Overview

Headquarters
500 W 5th St, Suite 1100 Austin, Texas 78701, US
Phone number
SIC Code
6159 - Miscellaneous business Credit Institutions
NAICS Code
52391 - Miscellaneous Intermediation
Founded
2003
Employees
51-200

Section iconFunding & Financials

  • $100M$250M

    Mainsail Partners's revenue is estimated to be in the range of $100M$250M

Section iconFunding & Financials

  • $100M$250M

    Mainsail Partners's revenue is estimated to be in the range of $100M$250M

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