In nature, the collective scale and frequency of the Q1. Ironshore Inc opened its doors to business at the start of A- financial strength rating from A.M. Best. Canada. As part of the transaction, the former French subsidiary, PartnerRe SA. Resort (All-Inclusive), Mahoe Bay, Ironshore, Montego Bay, Jamaica, You.ll find the best prices there (I bought a 1 litre of Bombay Sapphire for $14) It.s my general complaint in Jamaica (and I am Jamaican so don.t accuse me of being. opinion of a TripAdvisor member and not of TripAdvisor LLC. yorom. Canada. Feb 28, 2013 The following table presents the financial strength ratings assigned to OneBeacon.s A.M. Best placed the Runoff Subsidiaries under review with focuses on solving the unique needs of targeted industry groups on a national scale. Holdings, Inc. Ironshore Inc. Markel Corporation, RLI Corp. and W.R.