This move follows the Japanese company’s agreements with the Berkley Family, which includes a company and trusts owned by Berkley family members.
The operational integration phase will focus on combining business activities and harmonising internal processes.
Under the agreement signed in September, DB Insurance is buying Fortegra from Tiptree and Warburg Pincus for $1.65bn (Won2.43tn) in cash.
The 2028 targets include GWPs of at least €20bn ($23.3bn) – a 23% increase over the 2025 forecast.