Best PPC Agencies in London, United Kingdom (2026) – Ranked by Case Studies
Flue Liner Solutions Client-verified
- 76% decrease in cost per click
- 724% increase in impression growth
- 97% decrease in cost per acquisition
- 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%
- 330% increase in enquiry conversion rate
- 112.5% increase in online form enquiries
- 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
- 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
- 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
- Sales up 47% in 6 months; units sold up 28%
- Sponsored Brand campaign sales up 124%
- Brand Store page views up 151%
- Sales up 418% in 6 months
- Units sold up 445%
- Campaign sales up 296%
- Brand Store page views up 70%
- 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
- 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
- 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
- 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
- 71% increase in app installs
- 35% reduction in CPI
- 50% increase in in-app conversions
- 36% increase in app engagement
- 46% increase in lead volume
- 55% of leads closed to paying clients
- 81% lower CPA
- 90% increase in traffic to the landing page
- 2.7x ROI in the first three months
- £250,000+ revenue across 4,488 sales in three months
- 5% YoY sales volume increase
- 96% revenue growth
- 74% sales growth
- 59% ROI increase
- +34.7% revenue
- +25% conversion rate
- 48% of revenue from non-brand
- +127% conversion rate from paid search
- 77% open rate on targeted emails
- +63% overall engagement
- 68% decrease in cost per conversion
- Cost per conversion cut from £50 to £16 by August 2023
- £17k revenue and 8x ROAS from £2k spend in the first full month
- 157% increase in revenue
- -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
- +320% page 1 rankings increase
- +304% organic traffic increase
- +2 new brands
- 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
- £1.13m revenue won in the CRM, 112 deals (Apr-Aug 2026)
- 328 appointments booked
- £70.9 returned for every £1 spent
- 85% increase in keywords ranking in the top 3 positions
- 2,486% ROI through closed won revenue
- 32% increase in brand visibility
- £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
- 5.5M+ impressions across paid channels
- 35,000+ outbound clicks
- 100% of "Graff" keywords ranking on page 1
- 3x Donation Increase
- 29.99% CPA Decrease
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