Rokstone Underwriting

Rokstone Underwriting is a leading global MGA, specializing in complex specialty (re)insurance underwriting and headquartered in London. We provide agile, tailored solutions across a diverse range of risks, including Property, Power Generation, Marine, Aviation, and more. With over USD 1.1 billion in GWP under management and a team of 400 professionals, Rokstone delivers performance-driven expertise to brokers worldwide. Our commitment to innovation, exemplified by our ATOMX platform, allows us to redefine the future of specialty underwriting. We are a trusted partner, focused on accelerating growth and delivering exceptional value.

At Rokstone, we champion a culture of ownership, embracing speed, collaboration, and a relentless pursuit of excellence. We’re dedicated to uncovering niche opportunities in global markets, leveraging our deep industry knowledge to create new possibilities for our partners. Our portfolio spans across 7 countries and we’re proud to support a growing community of MGA founders.

Rokstone empowers brokers with a robust, compliant platform, enabling them to launch their own MGAs in as little as six weeks. Backed by Aventum and supported by our full expertise, we provide a trading-ready solution, streamlining operations and accelerating market entry. We are redefining risk, one solution at a time.