W. R. Berkley Corporation appointed John S. Diem as the president of its subsidiary, Berkley Underwriting Partners LLC, a management company that oversees managing general underwriter (MGU) program business. The appointment is effective immediately. Diem has over 20 years of experience in the insurance industry with various companies. Most recently he served as senior vice president of Kemper Alternative Risks.
Was this article valuable?
Here are more articles you may enjoy.
Alliant Latest to Sue Howden US Over Alleged ‘Smash-and-Grab’ Poaching
Supreme Court Set to Issue Rulings as Trump Awaits Fate of Tariffs
10 Highest Class-Action Settlements in 2025 Eclipsed $70B Total: Duane Morris
Private Equity Firms Expected to Unleash Middle-Market M&A Deals, Survey Says 


