Whole-of-Market Mortgage Broker

The Right Mortgage. Made Simple.

Independent, whole-of-market mortgage advice tailored to you. Whether you're a first-time buyer, moving home, or remortgaging — we find the deal that fits.

How We Help

Mortgages Made Simple

We search thousands of deals from over 90 lenders to find the right mortgage for your situation — and handle the paperwork too.

First-Time Buyers

Step-by-step guidance from agreement in principle through to getting your keys. We make it simple.

Remortgaging

Coming off a fixed rate? We'll search the market to make sure you're on the best deal available.

Moving Home

Porting your mortgage or starting fresh — we handle the finance so you can focus on the move.

Buy-to-Let

Specialist advice for landlords and property investors, including limited company purchases.

Protection & Insurance

Life cover, critical illness, and income protection to safeguard you and your family.

Equity Release

Unlock the value in your property with expert guidance on lifetime mortgages and equity release plans.

About Keystone Mortgages

Your Mortgage, Your Way

Keystone Mortgages is an independent brokerage that puts you first. We're not tied to any lender — we search the whole market to find the mortgage that genuinely fits your situation, not the one that pays us the most.

Our advisers are CeMAP-qualified, FCA-regulated, and between them have helped over 2,000 clients secure the right deal. We handle everything from the initial search to liaising with solicitors and lenders.

2,000+

Mortgages Arranged

90+

Lender Panel

4.9★

Google Rating

£500M+

Lending Secured

Testimonials

What Our Clients Say

As a first-time buyer I was terrified of the whole process. Keystone made it completely painless — they found me a brilliant rate and handled all the paperwork.

Sophie Jenkins

First-Time Buyer, Cardiff

I was about to roll onto my lender's SVR. Keystone saved me over £200 a month by switching me to a new fix. Wish I'd called them sooner.

Andrew Lewis

Remortgage Client, Newport

We've used Keystone for three buy-to-let purchases now. They understand the landlord market inside-out and always find competitive rates.

Karen & Dai Griffiths

Property Investors, Bridgend

Get In Touch

Let's Talk Mortgages

Book a free, no-obligation consultation and we'll walk you through your options. Evening and weekend appointments available.

Phone

01234 567 893

Email

advice@keystonemortgages.co.uk

Address

Suite 4, Castle Court
Bridge Street, Cardiff, CF10 2EE