Meet the Team - Granite Building Warranties

Over thirteen yearsexperience in the industry

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Accepted bymajority of high street banks

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Meet The Team – Head Office

Granite Building Warranties Limited are a Specialist Independent Broker of Latent Defect Insurance (LDI) to the construction industry  arranging 10 and 12 year structural warranties for new build residential and commercial properties to the construction sector.

Edward Bidwell BSc (Hons) MRICS
Managing Director

ed@granitebw.co.uk

01284 365 345

GBW Latent Defects was formed in August 2018 By Edward Bidwell.

Ed Bidwell MRICS is a highly experienced Chartered Surveyor with over 30 years in the construction sector. He began his career in 1994 at Weatherall Green & Smith and Colliers International before joining Manor Asset Management, where he specialised in residential investment and development in South West London and Cambridge.

In 2008, Ed transitioned into the Latent Defects Insurance (LDI) sector, setting up the LDI team at Evo Insurance. During the recession, Ed worked closely with receivers, successfully resolving complex and distressed sites. His expertise in LDI led to the founding of Granite Building Warranties (GBW Latent Defects) in August 2018. Since then, GBW has specialised in 10-Year Warranties for the construction industry, serving a broad range of clients, including developers, builders, architects, receivers, quantity surveyors, solicitors, and project managers.

As a proud scheme LDI BIBA provider and member of BIBA (British Insurance Brokers’ Association), GBW strives to deliver a professional yet personal service to all of its clients. Customer service is at the heart of GBW’s operations, and Ed’s deep technical knowledge and extensive property network have been key to the company’s consistent growth. His expertise in handling challenging development cases ensures that GBW delivers tailored solutions, no matter how complex the project.

Ed remains committed to driving GBW’s success and maintaining its reputation as a market leader in LDI providing professionalism and an exceptional service in the structural warranty industry.

Outside of work Ed enjoys spending time with his family, walking, and regular visits to the gym, horse racing and Lords.

Kelly Mathers LLB (Hons)
Director & Acting COO

kelly@granitebw.co.uk

07706 410 804/01284 365 345

Kelly Mathers is an accomplished professional in the insurance industry with over two decades of experience. She began her career in 2000 as an Account Handler in private lines, where she honed her skills across various departments, including sales and claims. During her time in the insurance sector, Kelly’s dedication and hard work were recognised with an AXA underwriting pen within her first 12 months of service.

In 2018, Kelly earned her qualifying Bachelor of Law with Honours, demonstrating her commitment to personal and professional growth. The following year, she joined GBW Latent Defects as the New Business Development Manager, where she played a pivotal role in establishing and growing the company alongside its founder, Edward Bidwell. Her exceptional leadership and strategic vision led to her promotion to Chief Operating Officer in 2021, and she further advanced to the position of Director in 2023.

In addition to her professional achievements, Kelly became a member of the Anglian BIBA committee in 2023 and was appointed Secretary in 2024, further showcasing her commitment to the insurance industry. Outside of work, she is a proud mother who balances her family responsibilities with her personal interests. Kelly enjoys eating out, listening to music, gardening, fishing, and working out at the gym. These hobbies not only provide her with relaxation and joy but also contribute to her overall well-being.

With a wealth of experience and a passion for the insurance sector, Kelly continues to drive innovation and excellence at GBW Latent Defects while embracing her diverse interests and family life.

Sarah Osborne
PA to Ed Bidwell

office@granitebw.co.uk

Sarah is a highly skilled Part Time Personal Assistant to Edward Bidwell and a dedicated Activities and Events Coordinator for GBW Latent Defects. Sarah has worked alongside Ed for seven years.

PA supporting Ed across all his business interests, showcasing her exceptional organisational and multitasking abilities.

In her primary role as Personal Assistant to Ed Bidwell, Sarah efficiently manages a wide range of administrative tasks, ensuring smooth operations and effective communication within the team. Her attention to detail and proactive approach have made her an indispensable resource for Ed and the broader organisation.

In addition to her responsibilities as a PA, Sarah has extended her support to the GBW team, where she covers general office requirements and company invoicing. Recently, she has taken on the role of Activities and Events Coordinator, where she uses her creativity and planning skills to organise engaging events that enhance team collaboration and foster a positive company culture.

Outside of the office Sarah is a highly skilled gardener, formally running her own nursery and also enjoys spending time in North Norfolk.

Copyright © 2026 Granite Building Warranties

Managed by Mdsign

Granite Building Warranties Ltd is an Appointed Representative of Richdale Brokers & Financial Services Ltd which is authorised and regulated by the Financial Conduct Authority.
Granite Building Warranties is a company registered in England and Wales (Company Number 11497543) with its registered office at 1st Floor, 5 Century Court, Tolpits Lane, Watford, WD18 9PX