OpenServed

Best PPC Agencies in London, United Kingdom (2026) – Ranked by Case Studies

Flue Liner Solutions Client-verified
PPC
Home Services
1-10 Employees
N/A
London, United Kingdom
N/A
  • 76% decrease in cost per click
  • 724% increase in impression growth
  • 97% decrease in cost per acquisition
Social Media Ads, PPC
Jewelry
1-10 Employees
N/A
London, United Kingdom
N/A
  • Facebook ad spend scaled from $3k to $16k+ a month at 2.5-3x ROAS
  • 5.25x revenue growth
  • Google Ads ROAS from 262% to 500%
  • Google Ads conversions more than doubled, revenue +110%
PPC
Media & Broadcasting
N/A
N/A
London, United Kingdom
N/A
  • 330% increase in enquiry conversion rate
  • 112.5% increase in online form enquiries
PPC, Lead Generation
SaaS
51-200 Employees
N/A
London, United Kingdom
N/A
  • 229% increase in lead volume in three months
  • 90% improvement in lead-to-customer conversion cost
  • 73.3% rise in conversion rate
  • 52.9% YoY drop in CPA
SEO, PPC
Real Estate
51-200 Employees
N/A
London, United Kingdom
N/A
  • Multiple markets sold out in record time
  • DE: 4,088% organic visibility, 335% goal completions
  • UK: 69% organic visibility, 160% goal conversions
  • IE: 49.8% organic visibility, 474% goal conversions
PPC, Content Marketing
Food & Beverage
11-50 Employees
N/A
London, United Kingdom
N/A
  • Total account sales up 1,366% at an 18.2% ACoS
  • Campaign sales up 19% with TACoS down 87.9%
  • Click-through rate up 111%
  • Placed 3rd in the Amazon Ad Partner Awards for campaign results
PPC, Content Marketing
Ecommerce
N/A
N/A
London, United Kingdom
N/A
  • Sales up 47% in 6 months; units sold up 28%
  • Sponsored Brand campaign sales up 124%
  • Brand Store page views up 151%
Content Marketing, PPC
Retail
N/A
N/A
London, United Kingdom
N/A
  • Sales up 418% in 6 months
  • Units sold up 445%
  • Campaign sales up 296%
  • Brand Store page views up 70%
PPC
Healthcare
11-50 Employees
N/A
London, United Kingdom
N/A
  • 90.44% increase in PPC leads in the first 6 months
  • 24.60% improvement in cost per acquisition
  • 27.05% increase in click-through rate, the highest ever
PPC, SEO
Law Firm
11-50 Employees
N/A
London, United Kingdom
N/A
  • 10+ high-quality enquiries via PPC per month on average
  • Google Ads average session duration up by over 1 minute
  • 32% increase in average position of target keywords
  • 41% increase in organic sessions since optimisation began
PPC, Social Media Ads, Content Marketing
Healthcare
11-50 Employees
N/A
London, United Kingdom
N/A
  • 39.9% increase in conversions after optimising Google Ads
  • 30+ pieces of industry-focused content created
  • 150+ average PPC conversions per month for the online GP service
PPC, Social Media Ads
Fashion
N/A
N/A
London, United Kingdom
N/A
  • 31% increase in online sales
  • 479% increase in paid traffic
  • 45% ROAS increase on Facebook and 78% on PPC
  • 39% CPA decrease on Facebook and 81% on PPC
PPC, Social Media Ads
Media & Broadcasting
N/A
N/A
London, United Kingdom
N/A
  • 71% increase in app installs
  • 35% reduction in CPI
  • 50% increase in in-app conversions
  • 36% increase in app engagement
PPC, SEO
Real Estate
N/A
N/A
London, United Kingdom
N/A
  • 46% increase in lead volume
  • 55% of leads closed to paying clients
  • 81% lower CPA
  • 90% increase in traffic to the landing page
PPC
Food & Beverage
11-50 Employees
N/A
London, United Kingdom
N/A
  • 2.7x ROI in the first three months
  • £250,000+ revenue across 4,488 sales in three months
  • 5% YoY sales volume increase
PPC
Alcohol
N/A
N/A
London, United Kingdom
N/A
  • 96% revenue growth
  • 74% sales growth
  • 59% ROI increase
PPC
SaaS
51-200 Employees
N/A
London, United Kingdom
N/A
  • 69% lower CPCs with phrase match
PPC, Content Marketing
Fashion
N/A
N/A
London, United Kingdom
N/A
  • +34.7% revenue
  • +25% conversion rate
  • 48% of revenue from non-brand
SEO, PPC, Email Marketing
Non Profit
11-50 Employees
N/A
London, United Kingdom
N/A
  • +127% conversion rate from paid search
  • 77% open rate on targeted emails
  • +63% overall engagement
PPC
Education
201-500 Employees
N/A
London, United Kingdom
N/A
  • 68% decrease in cost per conversion
  • Cost per conversion cut from £50 to £16 by August 2023
PPC
Fashion
1-10 Employees
N/A
London, United Kingdom
N/A
  • £17k revenue and 8x ROAS from £2k spend in the first full month
  • 157% increase in revenue
PPC, Lead Generation
Manufacturing
11-50 Employees
N/A
London, United Kingdom
N/A
  • -67% cost per lead (£89 to £29)
  • £49K revenue generated in the first two months
  • 70 leads delivered in seven weeks
  • 16x return on investment on under £3K ad spend
SEO, PPC, Social Media Ads
Arts & Entertainment
51-200 Employees
N/A
London, United Kingdom
N/A
  • +320% page 1 rankings increase
  • +304% organic traffic increase
  • +2 new brands
SEO, PPC, Social Media Ads
Hospitality & Leisure
N/A
N/A
London, United Kingdom
N/A
  • 60+ print and online articles reaching an audience of 3.2 million+
  • 60+ influencer social posts across TikTok, Instagram, Facebook and X
  • Sell-out opening day
  • Broadcast coverage on ITV and BBC London
PPC, Content Marketing, Lead Generation
Manufacturing
N/A
N/A
London, United Kingdom
N/A
  • £1.13m revenue won in the CRM, 112 deals (Apr-Aug 2026)
  • 328 appointments booked
  • £70.9 returned for every £1 spent
SEO, PPC, Social Media Ads
Travel
N/A
N/A
London, United Kingdom
N/A
  • 85% increase in keywords ranking in the top 3 positions
  • 2,486% ROI through closed won revenue
  • 32% increase in brand visibility
PPC, SEO
Retail
N/A
N/A
London, United Kingdom
N/A
  • £90K+ in online sales and £370K+ in offline sales
  • £1,043 average order value
  • 11K+ organic traffic and 37.6M+ organic impressions
  • 1.08% average CTR at a £0.82 average CPC
PPC, SEO
Jewelry
N/A
N/A
London, United Kingdom
N/A
  • 5.5M+ impressions across paid channels
  • 35,000+ outbound clicks
  • 100% of "Graff" keywords ranking on page 1
PPC, Social Media Ads
Non Profit
N/A
N/A
London, United Kingdom
N/A
  • 3x Donation Increase
  • 29.99% CPA Decrease

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