Limestone Capital Advisors is a private investment firm based in Austin, Texas. Our firm focuses on two business strategies: early stage technology company investments and investment advisory. Limestone was formed as a spinoff from the prior firm, Gefinor Ventures. Our firm’s founders have been active investors in technology companies for 20+ years. We have been involved as investors, management team or board members in companies that have successfully exited through IPO or acquisition, including Kionix, Metreos, Mimix Broadband, Netspend, Siverion and others.