A partnership built around your needs

Wren Sterling and Aon: Bringing financial planning and specialist insurance together

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At Wren Sterling, we’re committed to supporting every aspect of your financial life – from pensions and investments to inheritance tax and estate planning, and for business owners, employee benefits and workplace wellbeing.

To broaden the expertise available to you, we’ve partnered with Aon, a leading* professional services firm specialising in insurance and risk management.

Whether you’re an individual, a business owner, or a multi-national organisation, this collaboration gives you access to a range of financial services tailored to your needs.

Who is Aon?

Aon plc (NYSE: AON) exists to shape decisions for the better — to protect and enrich the lives of people around the world. Through actionable analytic insight, globally integrated Risk Capital and Human Capital expertise, and locally relevant solutions, their colleagues provide clients in over 120 countries with the clarity and confidence to make better risk and people decisions that help protect and grow their businesses.

Why Wren Sterling has partnered with Aon

Financial planning and insurance naturally go hand in hand. Many clients need both, and this partnership enables us to deliver a more holistic service.

Aon shares our values – a client-first approach, long‑term relationships and a commitment to delivering a deeply personal service, with high‑quality advice you expect.

Together, we combine our national presence and financial planning expertise with Aon’s insurance and risk capabilities, and global reach.

How we can help you

Your Wren Sterling adviser can introduce you to the appropriate Aon representative, or you can get in touch below. We’re here to help you plan with confidence and protect your financial future.

Why choose Wren Sterling?

  • 30,000+

    clients

  • £10bn

    assets under advice*

  • 150+

    Financial Planners

  • 98%

    client retention

*Assets under Advice as at January 2026.

*Aon Plc, is ranked 2nd insurance broker globally based on 2024 total revenue by Best’s Review 2025.

Aon UK Limited is authorised and regulated by the Financial Conduct Authority. Registered in England & Wales. Registered office: The Aon Centre, The Leadenhall Building, 122 Leadenhall Street, London EC3V 4AN. Registered No. 210725. Tel: 020 7623 5500. Telephone calls are recorded and may be monitored. FP.ADV.2026.727.GG