Insight Partners, a global venture capital and private equity firm investing in high-growth technology and software ScaleUp companies that are driving transformative change in their industries, led a $16.5m Series A round in Calamu, a first company to introduce virtual data harbors as a method for storing data with extreme protection and resilience, with participation from Dell Technologies Capital. "Calamu's ability to prevent the insidious consequences of a ransomware attack is desperately needed and is changing the game in our favor. Their timely solution, unique product-market fit, and the proven success of their leadership team makes Calamu a guiding light in the cyber industry," Steve Ward, Insight Partners Managing Director.