Who we are


Different by design  

We are a specialist insurance and reinsurance broker designed for large clients and complex risks. We focus where it matters most to bring together deep expertise, strong relationships and cutting-edge technology to deliver smarter, faster and exceptional placement outcomes.  

It’s more than about what we do. It’s about how we do it. 

We think differently. Act boldly and change things for the better. Whether it’s crafting placement strategies, building market-leading digital tools or creating a space for new ideas, everything we do is intentional.   

We work with industry-leading clients, top-tier partners and the most talented people in the market.    We’re proud to be a firm where expertise meets innovation and where our colleagues genuinely care about doing exceptional work together.  

A culture of trust 

Our strongest asset is our people. And our culture is built on trust. Everyone one who joins us signs our Contract of Trust, a shared commitment to excellence, accountability and respect. As a result, we have a culture that attracts the best talent in the industry and underpins a culture where brilliant people do exceptional work, together. 

Careers at McGill and Partners 

Backed for global growth 

Launched in 2019, our vision quickly attracted the backing of  Warburg Pincus, a leading global private equity firm.  With over 45+ years of investing across the financial services landscape, they are the ideal partner for our ambitious international growth plans. 

Meet our teams


Sean Walsh

Sean Walsh

Partner - Large Corporate Direct Clients

London, UK

Sean is a Partner in our Business Development team, supporting our large corporate direct clients.

Sean began his insurance career at Marsh in 2018, specialising in the placement and servicing of energy and power accounts across the MEA region. In 2022, he joined the insurance team of the world’s largest food and beverage company, supporting the management of their global non-life insurance programmes. Sean’s expertise in broking, combined with his client experience, offers him a unique perspective in delivering tailored support to his clients.

If Sean was not working for McGill and Partners, he would be a barista perfecting the flat white.

“I joined McGill and Partners to be part of an exciting and progressive firm, where I can collaborate with some of the industry top’s talent to deliver market leading solutions for clients.”     

To get in touch, please email Sean at: sean.walsh@mcgillpartners.com

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