Helping to build the great british business

GB Underwriting are recognised for our expertise in addressing the insurance needs of businesses engaged in the building, construction and associated trades. This expertise is demonstrated in our ability to create insurance solutions for “non-standard” risks and is underpinned by GB’s very high service standards. We are proud to be viewed as an exceptional market in our specialist areas.

Notice to GB Underwriting policyholders

We appreciate that the current Covid-19 pandemic is creating uncertainty for many UK businesses. If you are a GB Underwriting policyholder, we encourage you to contact your broker or agent if you have any questions or concerns about your insurance. We give you our commitment that we will work with them to ensure that your questions or concerns are handled fairly and efficiently.

Covid-19 Notice

Please see notice regarding FCA clarity on Business Interruption and our obligations.


New Brokers

Here at GB, we’re always interested to hear from Brokers who share our values and appreciate a partnership approach to doing business. We work closely with our partner brokers to ensure we deliver the right result, on time, and at the right price for your clients.

We know that hard work can produce a sweet result so if you’d like to register your interest in becoming a producing broker to GB or just find out more please contact us.

We are pleased to announce that our very successful online platform XSPL ( has been redeveloped and rebranded to GB Online with new products and functionality.

The enhanced platform now offers additional features and a Per Capita rating option for Excess Layer (XSPL) policies including a new minimum premium of £150 + IPT. Management Liability (D&O) has also been added as a new product on this rebranded but familiar and intuitive platform.

Services for UK based businesses only. GB Underwriting Limited is an independent intermediary and authorised and regulated by the Financial Conduct Authority and is entered on the FCA register under reference 304281.
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