Why Mainsail Team Companies Perspective Investor Login Mainsail Partners IV, LP Mainsail Partners V, LP Mainsail Partners Executive Fund V, LP Log In Mainsail Partners I, II, III, LP Mainsail Co-Investors III, LP Log In eSecuritel Coinvestors, LP Log In General Partner Log In Austin 500 West 5th Street, Suite 1100 Austin, TX 78701 + 1 (512) 772 2260 mainsail@mainsailpartners.com Contact Us Disclosures Privacy Policy San Francisco One Front Street, Suite 3000 San Francisco, CA 94111 +1 (415) 391-3150 About Us Bootstrapped Focus Value Creation Investment Parameters Investor Login ©2021 Mainsail Partners.

Why Mainsail Team Companies Perspective Investment Parameters Investment Criteria We invest in growing bootstrapped software companies with proven business models and long-term growth potential. We value businesses with recurring revenue, high gross margins and low churn. Most importantly, we are excited to partner with outstanding entrepreneurs and strong management teams who value our operational expertise. Founder owned B2B software Rapid growth $10-$75M equity investments United States or Canada Our focus on B2B software enables our team to invest with conviction and then deploy resources to help our companies scale quickly and effectively. Software Focus We have expertise investing in software companies in various sectors. Investment Types We structure a variety of investments to best satisfy the needs of you and your management team. We prefer to be the lead investor, and serve on your Board of Directors. Growth equity investments Shareholder liquidity Management buyouts Austin 500 West 5th Street, Suite 1100 Austin, TX 78701 + 1 (512) 772 2260 mainsail@mainsailpartners.com Contact Us Disclosures Privacy Policy San Francisco One Front Street, Suite 3000 San Francisco, CA 94111 +1 (415) 391-3150 About Us Bootstrapped Focus Value Creation Investment Parameters Investor Login ©2021 Mainsail Partners.