The reinsurers, which has offices in Bermuda, said for the six months ended June 30, post-tax profit was £42 million compared to £33 million in 2012.Gross written premiums were £527 million compared to £343 million in 2012.The company’s combined ratio was 80 percent compared to 87 percent.Michael Watson, executive chairman of Canopius, said: “Our 2013 half year results set another record for Canopius.“An excellent underwriting result reflects a strong improvement in our attritional loss ratio, aided by a low level of catastrophe losses and continuing favourable reserve development.“Gross written premiums rose by 54 percent, a combination of increased business following the successful Omega integration and considerable organic growth, notably in our niche-focused UK retail business unit.“Despite mark-to-market losses on our investment portfolios, we are pleased to report an increase in profits of 28 percent and a return on net tangible assets of 22 percent.“We remain committed to our strategy of increasing our scale through profitable growth, both organic and through acquisition.”Canopius is a privately-owned re/insurer. It is owned 84 percent by Bregal Capital LLP, a private equity company; 11 percent by Tower Group International, Ltd. (Bermuda-based global specialty holding company); and 5 percent by management.