According to Life Insurance International, the Duquesne Family Office led the investment, with The Stephens Group joining in and ongoing support from longtime partners Brand Foundry Ventures and American Family Ventures.

Ledgebrook was established in 2022 with the goal of provide technology-driven solutions to the insurance sector, with a specialization in the Excess and Surplus (E&S) market.

The company's goal is to make complex risk placement easier by providing brokers with better tools to handle difficult policies.

Ledgebrook intends to investigate fresh growth prospects and quicken the expansion of its present operations with the help of the additional funds.

This entails broadening the range of products it offers and improving its platform further to better serve the insurance industry.

The hiring of Anthony Segal-Knowles as chief financial officer likewise occurs at the same time as the investment round. From his prior positions at Lazard, the British Treasury, and the International Monetary Fund, where he focused on financial and strategic planning, Segal-Knowles brings a wealth of experience to the table.

With excitement for the new collaborations, Ledgebrook CEO Gage Caligaris said, "We are delighted to welcome Duquesne Family Office and the Stephens Group into the Ledgebrook family." Their dedication to long-term planning is in line with our expectations for Ledgebrook's potential in the ensuing decades. I am ecstatic to have this exceptional chance to bring on partners of this caliber.

The Stephens Group managing director, Ryan Morrow, also lauded Ledgebrook’s potential, stating, “We have been fortunate to get to know Gage over the last year, and it is clear he has the chance to build the next great insurance platform. Better technology to place their most challenging risks is long overdue for the E&S market and its brokers, and Ledgebrook is creating such that platform.

The most recent Series B financing from Ledgebrook comes after a $24 million Series A headed by American Family Ventures and including participation from Floating Point and Brand Foundry Ventures, which was announced in March 2024.

Along with this, Ledgebrook increased the scope of its professional lines offering in June by partnering with Obsidian Insurance to introduce a new architects and engineers (A&E) insurance product.