Sue has been in the London Insurance Market for circa 30 years and joined Costero Brokers (formally Prospect Brokers) in August 2017.

Sue handles all claims emanating from the various classes of business which are placed by Costero including CGL, Property, E&O, Drones, PA, HA and more recently Cyber & Terrorism as the business has grown. Previous classes of business at Prospect also included Forestry & Scuba.

Prior to Costero, Sue spent circa 18 months in a couple of contract roles at Besso & RKH having been at Randall & Quilter as the London Operations Team Leader (7 years), a Liability/Property claims handler at Admiral Underwriting Agencies (6 years) and Outwards Reinsurance Technician at Terra Nova (Markel).

Sue liaises with underwriters daily to ensure that a timely response is provided to our clients. Sue enjoys working on all aspects of claims work including problematic claims for final solution with underwriters, making settlements and handling all claims related matters including monitoring and upload of a variety of bordereaux.

Having acquired a BA in an Arts related subject Sue very much enjoys all types of theatre and often attends plays & music concerts in her free time.

Darren is a committed and reliable Head of Claims who provides exceptional customer and client care and who has been in the London Insurance Market for 34 years joining Costero Brokers (formally Prospect Brokers) in June 2016. Darren has gained valuable knowledge and experience during his career which has enabled him to fully analyse any situation at hand and provide a sound solution in resolving all differing types of issues. He also has gained a vast catalogue of contacts/relationships with professionals from within both the London and US markets.

Darren has an in-depth knowledge of all aspects of claims management emanating from various classes of business previously handled which include CGL, Property, Reinsurance, PV, Cyber, Drones, E&O, D&O, PA, Marine, Scuba and Forestry.

Darren’s previous roles include 10 years at Ms-Amlin where he was a Senior Claims Adjuster working in their US & International Casualty Department dealing daily with Lawyers, Adjusters & Surveyors. Prior to Ms-Amlin, Darren spent 3 years at Alea as an AVP Claims Handler, 8 years at St Paul Re as a Claims Adjuster and 7 years at Royal Insurance as a Claims Technician.
Outside of work, Darren enjoys spending time with his family and he is thrilled that his eldest Son is now a fellow season ticket holder at Southend United and accompanies him to all their home games.

Jason comes to Costero with over 30 years’ of experience in the Marine claims market servicing both retail and wholesale clients across all classes of Marine business.

With a strong foundation in claims broking, gained through experience with leading firms in the industry, Jason has also spent time as an Average Adjuster, which included a significant stint working abroad in Greece.

Jason has extensively traveled around the world meeting with clients, learning and understanding their needs and what is required from their broker in the event they suffer a loss in order to manage expectations.

Servicing the client and respecting the Market has always been a fundamental part of the claims broker role and having a network of relationships in place globally enables Jason to be in a position to respond to their needs.

Stuart Freeman started MarRisk Energy Services after a 17-year career in the London market, including working at Bradstock Blunt and Crawley and JLT Re, where he worked on accounts varying from facultative reinsurance of worldwide markets and accounts to insurance of multiple National Oil Companies. Stuart has enjoyed over 28 years of experience in the Upstream / Downstream insurance, reinsurance facultative and treaty markets. He also has a number of years’ experience with regard to the developing renewable markets.

Jamie started his career at Rattner Mackenzie in 2005.  He then spent three years with Rattner Mackenzie in Bermuda. Jamie then set up Prospect Brokers as an independent Lloyds’ Broker in 2010.  He then sold Prospect to Costero in 2020 and is now Executive Director at the firm.

Costero Brokers
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