UK Law Firms and Financial Advisers Marketing Leaderboard 2026: Irwin Mitchell, Slater and Gordon and Harper James Lead 10 Brands

Last Updated on October 22, 2026

Irwin Mitchell scores highest of the ten UK law firms and financial advisers compared, at 5.6 out of 10 on the Whito leaderboard.

Opinion and analysis. Whito read every brand below by hand on 22 October 2026, using publicly visible activity only, against fixed anchors. Each channel is scored 0 to 10, set out under How we scored, so a score describes what we could see on the day, not the quality of the legal or financial advice. Brands cannot pay to appear or to change a score. Where a figure is not published, we say so.

Nine of the ten run Google ads, and every one holds a Trustpilot rating of 4.1 or better. The gap is elsewhere: only two show a price on the homepage, and eight of the ten appeared in none of the ten searches.

Irwin Mitchell leads at 5.6, with 4.8 from 13,664 Trustpilot reviews, about 400 Google ads and the London search. Slater and Gordon is second on 5.4. Harper James and Thompsons Solicitors share third on 5.3.

Quilter scores lowest, 4.4. It links no social platforms from quilter.com, though its app and Trustpilot rating score well.

The leaderboard

Average is the simple mean of the seven channel scores, rounded to one decimal place. Brands on the same average share a rank and are listed A to Z. All ten read 22 October 2026. The Meta Ad Library could not be read on 22 October 2026, so Paid reflects Google ads only and is capped at 6. We will add Meta counts and update the scores when it can be read.

Company verdicts

Irwin Mitchell, 5.6

Irwin Mitchell scores 5.6, the highest of the ten. Reviews score 10 from 4.8 on 13,664 Trustpilot reviews, with replies to 18 of the latest 20. SEO scores 5: irwinmitchell.com appeared for solicitors London and backs it with guides on personal injury, medical negligence and conveyancing. Paid scores 6 for about 400 Google ads. Email scores 0, as nothing beyond a callback form was seen.

Slater and Gordon, 5.4

Slater and Gordon scores 5.4. Its website scores 8 for prices on the homepage, such as initial advice from £240 inc VAT and a fixed fee divorce for £600 inc VAT, with its SRA number shown. Reviews score 9 from 4.5 on 21,908 Trustpilot reviews, the most on the board, with replies to all of the latest 20. Email scores 0.

Harper James, 5.3

Harper James scores 5.3, level with Thompsons Solicitors. Its website scores 8 for a published subscription price from £259 per month and its SRA number. It is one of only two brands with a newsletter sign-up. Social scores 4 for LinkedIn and YouTube.

Thompsons Solicitors, 5.3

Thompsons Solicitors scores 5.3, level with Harper James. Reviews score 8 from 4.5 on 2,154 Trustpilot reviews, with replies to all of the latest 20. It links four social platforms, has a legal guides library and a newsletters page, and ran 26 Google ads.

Simpson Millar, 5.0

Simpson Millar scores 5.0, level with St James’s Place. SEO scores 5: simpsonmillar.co.uk appeared for solicitors Bristol and has an articles library. Paid scores 6 for 99 Google ads. Email scores 0 and no positioning line beyond the firm name was found.

St James’s Place, 5.0

St James’s Place scores 5.0, level with Simpson Millar. Social scores 6 for five platforms and email 4 for a client sign-in. Reviews score 7 from 4.1 on 5,318 Trustpilot reviews, the lowest rating here, with replies to 19 of the latest 20. SEO scores 2: sjp.co.uk appeared in none of the ten searches.

Co-op Legal Services, 4.9

Co-op Legal Services scores 4.9. Reviews score 10 from 4.8 on 19,608 Trustpilot reviews, with replies to 12 of the latest 20. It promises fixed fees but shows no prices on the homepage. Email scores 0 and SEO 2.

Ascot Lloyd, 4.7

Ascot Lloyd scores 4.7, level with JMW Solicitors. It shows its FCA firm reference number, links four social platforms and has a Knowledge Hub. No Google ads were found, and none of the latest 20 Trustpilot reviews has a reply.

JMW Solicitors, 4.7

JMW Solicitors scores 4.7, level with Ascot Lloyd. Reviews score 9 from 4.8 on 2,052 Trustpilot reviews, with replies to 19 of the latest 20. Paid scores 6 for about 200 Google ads. Email scores 0 and SEO 2, with no advice library linked from the homepage.

Quilter, 4.4

Quilter scores 4.4, the lowest of the ten. Social scores 0, as quilter.com links no social platforms. Email scores 6 for its app, and reviews 9 from 4.5 on 12,519 Trustpilot reviews. Its website scores 4: a contact link but no enquiry form on the homepage.

What the channels show

Reviews are strong across the board

Every brand holds 4.1 or better on Trustpilot. Four have more than 10,000 reviews. Slater and Gordon, Harper James and Thompsons reply to all of their latest 20; Ascot Lloyd replies to none.

Paid search is near universal

Nine of the ten ran Google ads in the last 30 days. Irwin Mitchell and Harper James had about 400 each.

Search goes to directories and publishers

Only Irwin Mitchell and Simpson Millar appeared in any of the ten searches, once each. Unbiased, directories and law firms not on this board took most places.

Prices are rare

Only Slater and Gordon and Harper James show prices on the homepage. Co-op Legal Services promises a fixed fee but does not show one.

Email capture is thin

Five of the ten capture no email beyond an enquiry form. Two have a newsletter.

Key lessons for any law firm or financial adviser

Show a from price

Slater and Gordon shows initial advice from £240 inc VAT. A from price answers the first question most clients ask.

Show your registration number

Slater and Gordon, Harper James and Ascot Lloyd show an SRA or FCA number on the homepage. It lets a client check you on the register.

Reply to every review

Three firms reply to all of their latest 20. A reply shows a worried client how you handle problems.

Build a page for each town

Irwin Mitchell appeared for London with an office page; Simpson Millar for Bristol. A small firm can do the same for its own towns.

Write guides people search for

Irwin Mitchell, Slater and Gordon and Thompsons run guide libraries. Answer the questions clients ask before they call.

Steal this playbook

Five moves from this leaderboard, ranked by return on effort.

1. Reply to your latest 20 reviews. Three of the ten reply to all of them.
2. Put your SRA or FCA number on the homepage. Three of the ten do.
3. Publish a from price for your most common matter. Only two of the ten do.
4. Write a page for each town you serve. Both brands that appeared in the searches did it with an office page.
5. Offer a guide in exchange for an email. Five of the ten capture none.

The evidence behind the scores

One line per channel, as read on the date shown for each brand. Review figures change daily; these are the numbers on the day we looked.

Irwin Mitchell

Read 22 October 2026.

• Social 6: Links to LinkedIn, Facebook, YouTube, Instagram and X, five platforms in all.
• Website 6: A page per legal service, a phone number (0370 1500 100) and a callback request form; no prices on the homepage.
• Email 0: No newsletter, account or app seen; the only email field is in the callback form.
• SEO 5: 1 of 10 UK web searches returned irwinmitchell.com in the top ten (solicitors London), plus credit for its legal guides library (personal injury, medical negligence and conveyancing guides).
• Paid 6: Google Ads Transparency Centre, UK, last 30 days, by domain irwinmitchell.com: about 400 ads. Meta Ad Library: could not be read on 22 October 2026 (it returned no results for any search, including brands known to advertise), so Meta is not counted.
• Reviews 10: Trustpilot 4.8 from 13,664 reviews, with a company reply on 18 of the latest 20.
• Brand 6: Same name everywhere, a clear positioning line (‘Expert legal advice when you need it most’) and named lawyers on its people pages; no long-running asset confirmed, and three recent news mentions not checked.

Slater and Gordon

Read 22 October 2026.

• Social 6: Links to Facebook, Instagram, X, TikTok, LinkedIn and YouTube, six platforms; recent posting and video not verified.
• Website 8: Prices on the homepage (initial advice from £240 inc VAT, fixed fee divorce only £600 inc VAT), its SRA number (591058) and a freephone number (0330 041 5869).
• Email 0: No newsletter, account or app seen; the only email field is in the enquiry form.
• SEO 3: 0 of 10 UK web searches returned slatergordon.co.uk in the top ten, plus credit for its expert guides (claims, wills and EHCP guides).
• Paid 6: Google Ads Transparency Centre, UK, last 30 days, by domain slatergordon.co.uk: about 300 ads. Meta Ad Library: could not be read on 22 October 2026 (it returned no results for any search, including brands known to advertise), so Meta is not counted.
• Reviews 9: Trustpilot 4.5 from 21,908 reviews, with a company reply on 20 of the latest 20.
• Brand 6: Same name everywhere, a clear positioning line (‘Your case is our cause’) and named experts on the homepage; no long-running asset confirmed, and three recent news mentions not checked.

Harper James

Read 22 October 2026.

• Social 4: Links to LinkedIn and YouTube, two platforms in all.
• Website 8: A published subscription price (from £259 per month) and its SRA number (612099) on the homepage.
• Email 2: A newsletter sign-up; no account or app seen.
• SEO 3: 0 of 10 UK web searches returned harperjames.co.uk in the top ten, plus credit for its blog and legal guides for employers.
• Paid 6: Google Ads Transparency Centre, UK, last 30 days, by domain harperjames.co.uk: about 400 ads. Meta Ad Library: could not be read on 22 October 2026 (it returned no results for any search, including brands known to advertise), so Meta is not counted.
• Reviews 8: Trustpilot 4.7 from 237 reviews, with a company reply on 20 of the latest 20.
• Brand 6: Same name everywhere, a clear positioning line (‘Commercial solicitors for growing businesses’) and named people on its people page; no long-running asset confirmed, and three recent news mentions not checked.

Thompsons Solicitors

Read 22 October 2026.

• Social 6: Links to LinkedIn, YouTube, Facebook and Instagram, four platforms in all.
• Website 6: A page per claim type and a freephone number (0800 0 224 22); no prices on the homepage.
• Email 2: A newsletters page; no account or app seen.
• SEO 3: 0 of 10 UK web searches returned thompsons.law in the top ten, plus credit for its legal guides library.
• Paid 6: Google Ads Transparency Centre, UK, last 30 days, by domain thompsons.law: 26 ads. Meta Ad Library: could not be read on 22 October 2026 (it returned no results for any search, including brands known to advertise), so Meta is not counted.
• Reviews 8: Trustpilot 4.5 from 2,154 reviews, with a company reply on 20 of the latest 20.
• Brand 6: Same name everywhere, a clear positioning line (‘Standing up for you since 1921’) and named people on its people pages; no long-running asset confirmed, and three recent news mentions not checked.

Simpson Millar

Read 22 October 2026.

• Social 6: Links to LinkedIn, Facebook, X and YouTube, four platforms in all.
• Website 6: A page per legal service, a freephone number (0800 260 5010) and an enquiry form; no prices on the homepage.
• Email 0: No newsletter, account or app seen; the only email field is in the enquiry form.
• SEO 5: 1 of 10 UK web searches returned simpsonmillar.co.uk in the top ten (solicitors Bristol), plus credit for its articles library.
• Paid 6: Google Ads Transparency Centre, UK, last 30 days, by domain simpsonmillar.co.uk: 99 ads. Meta Ad Library: could not be read on 22 October 2026 (it returned no results for any search, including brands known to advertise), so Meta is not counted.
• Reviews 8: Trustpilot 4.5 from 3,173 reviews, with a company reply on 16 of the latest 20.
• Brand 4: Same name everywhere and named people on its people pages; no positioning line beyond the firm name or long-running asset confirmed, and three recent news mentions not checked.

St James’s Place

Read 22 October 2026.

• Social 6: Links to Facebook, Instagram, YouTube, LinkedIn and X, five platforms in all.
• Website 6: Pages per advice area and a find-an-adviser route; no fees or phone number on the homepage.
• Email 4: A client sign-in for an online account; no newsletter seen.
• SEO 2: 0 of 10 UK web searches returned sjp.co.uk in the top ten; no advice library linked from the homepage.
• Paid 6: Google Ads Transparency Centre, UK, last 30 days, by domain sjp.co.uk: 64 ads. Meta Ad Library: could not be read on 22 October 2026 (it returned no results for any search, including brands known to advertise), so Meta is not counted.
• Reviews 7: Trustpilot 4.1 from 5,318 reviews, with a company reply on 19 of the latest 20.
• Brand 4: Same name everywhere and a clear positioning line (‘See your wealth differently’); no named advisers on the homepage or long-running asset confirmed, and three recent news mentions not checked.

Co-op Legal Services

Read 22 October 2026.

• Social 4: Links to X, Facebook and LinkedIn, three platforms in all.
• Website 6: A page per legal service, a phone number (0330 818 7841) and fixed fees promised (‘The fee we quote is the fee you pay’); no prices on the homepage.
• Email 0: No newsletter, account or app seen.
• SEO 2: 0 of 10 UK web searches returned co-oplegalservices.co.uk in the top ten; no advice library found beyond a conveyancing step-by-step guide.
• Paid 6: Google Ads Transparency Centre, UK, last 30 days, by domain co-oplegalservices.co.uk: 58 ads. Meta Ad Library: could not be read on 22 October 2026 (it returned no results for any search, including brands known to advertise), so Meta is not counted.
• Reviews 10: Trustpilot 4.8 from 19,608 reviews, with a company reply on 12 of the latest 20.
• Brand 6: Same name everywhere, a clear positioning line (‘Legal advice without the jargon’) and named experts on its team pages; no long-running asset confirmed, and three recent news mentions not checked.

Ascot Lloyd

Read 22 October 2026.

• Social 6: Links to Facebook, LinkedIn, X and YouTube, four platforms in all.
• Website 6: Pages per advice area, a phone number (0345 475 7500), an enquiry form and its FCA firm reference number (578614); no fees on the homepage.
• Email 4: A client login for an online account; no newsletter seen.
• SEO 3: 0 of 10 UK web searches returned ascotlloyd.co.uk in the top ten, plus credit for its Knowledge Hub.
• Paid 2: Google Ads Transparency Centre, UK, last 30 days, by domain ascotlloyd.co.uk: no ads found. Meta Ad Library: could not be read on 22 October 2026 (it returned no results for any search, including brands known to advertise), so Meta is not counted.
• Reviews 6: Trustpilot 4.7 from 402 reviews, with no company reply on the latest 20.
• Brand 6: Same name everywhere, a clear positioning line (‘Understand where you stand’) and a meet-the-team page; no long-running asset confirmed, and three recent news mentions not checked.

JMW Solicitors

Read 22 October 2026.

• Social 4: Links to LinkedIn, Facebook and Instagram, three platforms in all.
• Website 6: A page per legal service, a phone number (0330 162 8252), live chat and an enquiry form; no prices on the homepage.
• Email 0: No newsletter, account or app seen; the only email field is in the enquiry form.
• SEO 2: 0 of 10 UK web searches returned jmw.co.uk in the top ten; no advice library linked from the homepage.
• Paid 6: Google Ads Transparency Centre, UK, last 30 days, by domain jmw.co.uk: about 200 ads. Meta Ad Library: could not be read on 22 October 2026 (it returned no results for any search, including brands known to advertise), so Meta is not counted.
• Reviews 9: Trustpilot 4.8 from 2,052 reviews, with a company reply on 19 of the latest 20.
• Brand 6: Same name everywhere, a clear positioning line (‘Solicitors for you and your business’) and named people on its people page; no long-running asset confirmed, and three recent news mentions not checked.

Quilter

Read 22 October 2026.

• Social 0: No social platforms linked from quilter.com, including at the foot of the page.
• Website 4: Pages for advice and wealth management and a contact link; no enquiry form, fees or phone number on the homepage.
• Email 6: An app and an online investment platform shared with your adviser; no newsletter seen.
• SEO 2: 0 of 10 UK web searches returned quilter.com in the top ten (its Quilter Cheviot site, on a separate domain, appeared for financial adviser Leeds); no advice library linked from the homepage.
• Paid 6: Google Ads Transparency Centre, UK, last 30 days, by domain quilter.com: 37 ads. Meta Ad Library: could not be read on 22 October 2026 (it returned no results for any search, including brands known to advertise), so Meta is not counted.
• Reviews 9: Trustpilot 4.5 from 12,519 reviews, with a company reply on 19 of the latest 20.
• Brand 4: Same name everywhere and a clear positioning line (‘Money needs a plan’); no named advisers or long-running asset confirmed, and three recent news mentions not checked.

How we scored

Who is on the board. Ten UK law firms and financial advice firms a consumer or small business is likely to meet: Irwin Mitchell (national law firm), St James’s Place (wealth management and financial advice), Slater and Gordon (consumer law firm), Harper James (commercial law firm for small businesses), JMW Solicitors (full-service law firm), Co-op Legal Services (fixed-fee consumer legal services), Simpson Millar (national law firm), Quilter (advice and wealth management), Ascot Lloyd (financial planning and wealth management) and Thompsons Solicitors (injury and employment law). The five added on 22 October were chosen before the searches were run; Fletchers Solicitors was a first pick but its site could not be reached, so Thompsons Solicitors was added. For Quilter we read quilter.com; its Quilter Cheviot site is on a separate domain. Chosen for relevance and size, not marketing strength.

When we looked. All ten brands were read on 22 October 2026, against the fixed anchors below, with the ten searches run on the same day. This board was first published with scores relative to the other brands on it. On 22 October 2026 it was rescored on Whito’s fixed anchors and expanded to ten brands, so scores are not comparable with the earlier edition. The Meta Ad Library could not be read on 22 October 2026, so Paid reflects Google ads only and is capped at 6. We will add Meta counts and update the scores when it can be read.

• Social: which platforms the brand links to from its own site, and whether we could see recent posting and video.
• Website: 2 for a brochure page, 4 with a contact route on mobile, 6 with a page per service and a one-step enquiry, 8 with prices or ranges and registration numbers shown, 10 with online booking, an online checkout or an instant priced quote.
• Email: visible capture only, as we did not subscribe test inboxes for this edition. 2 for a bare newsletter form, 4 for a customer account, 6 for an app, 7 for a newsletter plus an app, up to 10 for a loyalty or app ecosystem with personal offers.
• SEO: ten UK searches for this sector, run through a standard web search API (22 October 2026; not personalised, no location set beyond the town in the query); we counted how many returned the brand’s own site in the top ten results. 0 of 10 scores 2, 1 to 2 scores 4, 3 to 4 scores 6, 5 to 6 scores 8, 7 or more scores 10, plus 1 for a substantial advice library. The searches: solicitor for personal injury claim; how much does a solicitor cost UK; financial adviser fees UK; independent financial adviser; make a will solicitor; solicitors London; financial adviser Manchester; solicitors Birmingham; financial adviser Leeds; solicitors Bristol.
• Paid: the Google Ads Transparency Centre (UK, last 30 days, by domain) and the Meta Ad Library (UK, active ads, counted by the advertiser page). 2 for nothing found in either, 4 for active in one with fewer than 10 ads, 6 for active in both or 10+ in one, 8 for active in both with 10+ in at least one, 10 for 50+ Google ads and 10+ Meta ads. On 22 October 2026 the Meta Ad Library returned no results for any search, so paid scores on this board rest on Google alone and cannot exceed 6. Paid describes visible activity, not quality. A low paid score is not a fault.
• Reviews: a fixed formula. Rating (4.7+ scores 4, 4.5 to 4.69 scores 3, 4.0 to 4.49 scores 2, 3.5 to 3.99 scores 1) plus volume (10,000+ scores 4, 1,000+ scores 3, 100+ scores 2, 20+ scores 1) plus replies to the latest 20 reviews (half or more scores 2, some scores 1). Where Trustpilot sends a brand’s address to a parent company profile, we used that profile and say so.
• Brand: five checks worth 2 each: the same name and logo everywhere, one clear positioning line, a distinctive asset used for years, three or more independent press mentions in 90 days, and named people or expertise on the site. We award only what we could verify on the day.

These anchors are fixed for this edition, so the ten scores can be read against each other. Boards published before October 2026 used scores relative to the other brands on the board, so compare across boards with care.

Common questions

Which law firm or financial adviser scores highest on the Whito leaderboard?

Irwin Mitchell scores highest of the ten, at 5.6 out of 10, ahead of Slater and Gordon on 5.4. It holds 4.8 from 13,664 Trustpilot reviews, ran about 400 Google ads and appeared for solicitors London.

Which brand scores lowest?

Quilter scores 4.4. It links no social platforms from quilter.com and shows no enquiry form on its homepage, though it has an app and 4.5 from 12,519 Trustpilot reviews.

Do law firms publish their prices?

Rarely on the homepage. Of the ten, only Slater and Gordon (initial advice from £240 inc VAT) and Harper James (from £259 per month) show prices there. Co-op Legal Services promises fixed fees without showing them.

Do these firms run paid ads?

Nine of the ten ran Google ads in the last 30 days, from 26 for Thompsons Solicitors to about 400 each for Irwin Mitchell and Harper James. No Google ads were found for Ascot Lloyd. The Meta Ad Library could not be read.

What can a small law firm or adviser copy from these brands?

Reply to every review, show your SRA or FCA number, publish a from price for your most common matter, build a page for each town you serve and offer a guide in exchange for an email.

Method, limits and legal position

This page is general information for UK businesses. It is not financial, insurance or legal advice, and it does not take account of your circumstances. Fees, rates, terms and eligibility change, so check the provider’s own current terms, and take regulated advice where you need it, before you act.

Whito Ltd is not authorised by the FCA, holds no firm reference number and cannot approve financial promotions under section 21 of the Financial Services and Markets Act 2000. Nothing on this page is an invitation or inducement to take out any financial product, and nobody pays to appear on Whito.

Where this page describes a firm’s published prices, terms or register entry, that is a dated record of what the firm or the register showed, not a verdict on the firm. A firm being on the FCA register does not prove that the person contacting you works for it: clone firms copy real firms’ details. Contact a firm using the details listed on the register, and if they do not match, call the FCA on 0800 111 6768.

Corrections and right of reply

If your business is scored here and you think we have a fact wrong, email hello@whito.co.uk. We check it against the source, correct it within five working days if we are wrong, and publish your statement alongside if you want us to. Scores are never changed for payment or because a business has claimed a Whito listing. Full route: corrections, right of reply and removals.

Related: all UK marketing leaderboards · Solicitors on Whito