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Sean O’Brien

Financial Planning Consultant, DipPFS in Brighton

A little bit about Sean

I am a financial adviser with a very simple aim: to deliver financial peace of mind for my clients.

Having worked in the financial services industry for more than 30 years, I now provide a wide range of wealth management solutions to individuals, families, and business owners. I also collaborate closely with other professionals to provide personal services to both my own and their clients.

Find out more about me below.

Start the conversation

Speak to me if you’re interested in preparing for tax year end, or just want advice on making your money go further.
Contact me today

Graphic showing an alarm clock in front of a calendar and a pile of coins

Tackle tax year end with confidence

Tax rules can seem pretty impenetrable. With the new Budget, and so many different allowances and regulations to keep up with, it’s no wonder millions of us end up accidentally missing opportunities.

In this case, ignorance really isn’t bliss. And by confidently preparing for tax year end, you can be sure you’re getting all the money you’re entitled to - whether that’s by saving as much as you can tax-efficiently or just using your allowances to their full extent.

I can go through your financial position with you, so you’re ready for tax year end on 5 April. Together we can make this tax year end something to celebrate, rather than pass by. Get in touch for your tax year end review or a cashflow modelling session to understand your financial position better.

Approver Quilter Financial Services Limited. November 2025.

Holistic planning

Establishing and reviewing trusts, complete personal risk management planning, short- and long-term savings and investments.

Dental & Medical

Financial planning for dental and medical professionals, in-depth knowledge of NHS pensions and needs of hospital doctors, GPs, dentists and locums.

Investments

Wealth management advice to make your money work as hard as it can for you, including making the most of any tax breaks available.

Income Protection

Permanent health insurance to provide a regular income should you be unable to work due to illness or injury.

Protection

Whole of life and term assurance protection, private medical arrangements, critical illness insurance.

Pensions

Expert advice to help provide comfort in your retirement.

General Insurance

Home contents insurance, buildings insurance.

I am focused on building long-term relationships by delivering a fully tailored and personal service. By gaining a deep knowledge and understanding of a client’s financial circumstances, needs, and goals, I am able to construct detailed financial plans in order to help clients achieve their objectives as tax efficiently as possible.

The backing of Quilter allows me to call on the company’s considerable investment expertise and, in particular, their responsible investing ethos, which is reflected in their adoption of the Investment Association’s responsible investment framework.

The Financial Conduct Authority does not regulate some employee benefits, tax planning, inheritance tax planning, estate planning, succession planning, trusts or some buy-to-let mortgages.

The guidance and/or information contained within this website is subject to the UK regulatory regime and is therefore targeted at consumers based in the UK.

Registered Office: Quilter Financial Advisers, Senator House, 85 Queen Victoria Street, London, EC4V 4AB. Tel: 0207 562 5856. Registered in England and Wales. Registered number: 05693185. Lighthouse Financial Advice Limited, Senator House, 85 Queen Victoria Street, London, EC4V 4AB. Tel: 0207 562 5856. Registered in England and Wales. Registered number: 04795080.

Quilter Financial Planning Network only: This financial promotion was approved by Quilter Financial Services Ltd & Quilter Financial Ltd on 10 May 2024.