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Sean Dennis

Financial Planning Consultant DipPFS in Sheffield

A little bit about Sean

I provide clear, practical advice helping individuals and business owners all over the country to structure their finances efficiently and plan with confidence. My focus is on building long-term, trusted relationships that align personal and corporate goals to create lasting financial security.

As a qualified financial adviser based in Sheffield, I combine modern, data-driven tools like cash-flow modelling and quantitative analysis with a personal, relationship-led approach. Whether advising business owners or private clients, I focus on clear, evidence-based financial strategies that help people make confident, informed decisions and achieve lasting financial independence. Clarity through strategy. Confidence through insight. Modern advice for ambitious people.

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.

Income Protection

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

Pensions

Expert advice to help provide comfort in your retirement.

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.

Protection

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

General Insurance

Home contents insurance, buildings insurance.

Deals

Fixed rate deals, discounted, variable and flexible, capped and/or collared.

Business Services & Protection

Commercial mortgages/remortgages, workplace pension and employee benefits. Commercial mortgages are by referral only.

Diploma in Regulated Financial Planning

  • The Level 4 Diploma in Regulated Financial Planning from the Chartered Insurance Institute develops core technical and initial financial planning understanding.

I hold a Master’s degree in Finance and Accounting from the University of Sheffield, alongside the CII Diploma in Regulated Financial Planning (Level 4). My work bridges traditional financial advice with the tools and mindset of a new generation of professionals - focused on transparency, technology, and measurable results. I help both business clients and individuals make smarter financial decisions across pensions, investments, protection, business continuity, and tax-efficient planning. My philosophy is simple: combine evidence-based strategy with personal clarity.

Using advanced cash flow modelling, I show clients the impact of their decisions over time - turning abstract financial goals into clear, visual roadmaps. For business owners, I provide integrated advice that aligns corporate and personal finances, ensuring that company structures, pensions, and investment strategies all work together efficiently. For individual clients, I take pride in offering straightforward, jargon-free guidance that helps people build and protect wealth with confidence. I’m passionate about investing and spend much of my time exploring quantitative strategies, using Python to build financial models and test ideas that challenge traditional market thinking. This data-driven curiosity shapes the way I approach client portfolios - always looking for innovative, risk-aware opportunities to enhance performance.

Outside of work, I’m an active person who enjoys Football, Basketball, Golf, and Chess - pursuits that reflect both my competitive edge and strategic mindset. Whether on the field or at the desk, I’m always thinking a few moves ahead. Ultimately, my goal is to redefine what modern financial advice looks like - blending professional rigour with technology, curiosity, and a genuine commitment to helping clients achieve financial freedom in a fast-changing world.

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 04 November 2025.