Relation Insurance Services, backed by Aquiline Capital, has acquired Seattle-based Chinook Insurance Group, a specialist in subsea and aquaculture insurance. No financial terms were disclosed. Chinook's expertise spans directors and officers liability, employment practices liability, professional liability, cyber, and kidnap and ransom coverage.

Relation, a Chicago-based brokerage founded in 2007, aims to integrate Chinook's niche capabilities. Christopher Trainer, Chinook's CEO, expressed enthusiasm about joining Relation's resources and nationwide carrier relationships to enhance client services. This acquisition strengthens Relation's position in specialized insurance markets and expands its geographic footprint.