Julian Zehetmayr is a serial founder and CEO with nine years of experience building and scaling SaaS and API businesses from Vienna. He co-founded and led multiple exits—apilayer (acquired by Idera) and eversign (acquired by PDFTron)—and today runs Stack Holdings and LimeWire, overseeing a portfolio that serves over one million B2B customers. His expertise spans product-led growth, developer APIs, and document workflows, turning complex technical products into widely adopted cloud platforms. Julian combines operator-level leadership with a hands-on product mindset, having steered companies through acquisitions and rapid global adoption. Based in Vienna, he blends European market sensibilities with a track record of building developer-friendly infrastructure and monetizable SaaS. An underrated strength is his repeated ability to package technical services into simple, high-velocity business models that scale.
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