Arista Insurance is an underwriting organisation for UK independent brokers and their commercial clients . Arista gives their brokers an extra edge; with access to local empowered underwriters supported by modern systems and the exclusivity of an Arista agency. Arista has a regional network of underwriting teams based closed to our brokers - in Birmingham, Bristol, Leeds, Manchester, Redhill, Southampton and St Albans - and supported by a central team based in the Lloyd's building.