OpenServed

Best Digital Marketing Agencies in the United Kingdom (2026) – Ranked by Case Studies

Opace Digital AgencyVisit Website →
Acorns Children's Hospice Client-verified
Web Development, Web Design, SEO
Non Profit
201-500 Employees
N/A
Birmingham, United Kingdom
N/A
  • 129-page website built to a 12-week deadline
  • Launched on schedule on a new website framework
  • Year-on-year website and SEO support
Wrights Plastics Client-verified
Web Development, Web Design, SEO
Manufacturing
51-200 Employees
N/A
West Bromwich, United Kingdom
N/A
  • Magento website rebuilt after company acquisition
  • Client reports revenue moving back up
Spaces and Places Client-verified
Branding, Web Design, SEO
Storage
N/A
N/A
Nuneaton, United Kingdom
N/A
  • Full rebrand and website redesign delivered in 2012
  • SEO services provided ahead of the rebrand
The BranxVisit Website →
docStribute Client-verified
Branding, Web Design
Fintech
11-50 Employees
N/A
London, United Kingdom
N/A
  • Delivered brand identity, web design and motion design
Screenloop Client-verified
Branding, Web Design
SaaS
11-50 Employees
N/A
London, United Kingdom
N/A
  • Delivered brand identity, web design and motion design
Ticketsolve
Branding, Content Marketing, Web Design
SaaS
N/A
N/A
Manchester, United Kingdom
N/A
  • Delivered brand identity, strategy & messaging, motion design and web design
PixatedVisit Website →
Kent Foods Direct Client-verified
Web Design, Web Development
Food & Beverage
51-200 Employees
N/A
Renfrew, United Kingdom
N/A
  • New website for the UK's largest independent sugar distributor
Bloom & Wild
PPC, SEO, Social Media Ads
Florist
N/A
N/A
London, United Kingdom
N/A
  • Ranking first for 90% of target search phrases
  • 122% increase in website conversions
  • 59% lower PPC CPA
  • 48% lower CPC
Knight Frank
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
NFlowVisit Website →
Orbis Environmental Client-verified
SEO, PPC
Professional Services
1-10 Employees
N/A
United Kingdom
N/A
  • 116% inquiry increase
  • 4.93% average CTR
  • 2M+ organic impressions and 21.3K organic traffic
  • Client grew from 2 to 10 employees in 3 years (testimonial)
Tonic Studios
SEO, PPC
Consumer Goods
N/A
N/A
United Kingdom
N/A
  • £920,962 conversion value at a 10.81 ROAS on £135K+ ad spend
  • 27,060 conversions at an 11.44% average conversion rate
  • 67.2M+ ad impressions
  • 18M+ website traffic and £48.60 average order value
Avita Jewellery
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
New Perspective MarketingVisit Website →
Carbon Clean Client-verified
Branding, SEO, Lead Generation
Environmental Services
51-200 Employees
N/A
London, United Kingdom
N/A
  • $113M+ pipeline value created in the first year from online sources
  • +400% organic traffic over 6 months
  • +162% lead generation YoY
  • Millions added to pipeline within 60 days
CTI DigitalVisit Website →
Durham University
Content Marketing, Web Design, Web Development
University
5K-10K Employees
N/A
Durham, United Kingdom
N/A
  • +52% exits to the UCAS application system
  • -9% mobile bounce rate
  • -13% course page bounce rate
Drinkaware
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
Little Greene Paint (eCommerce)
SEO, PPC, Social Media Ads
Home & Garden
N/A
N/A
Manchester, United Kingdom
N/A
  • +93% revenue and +232% digital revenue
  • +40% organic sessions
  • £6.97 cost per acquisition
  • +60.6% social media growth
MerkleVisit Website →
Irwin Mitchell
Branding, TV Advertising, PPC
Law Firm
1K-5K Employees
N/A
Sheffield, United Kingdom
N/A
  • 14% increase in comms awareness (from 22% to 36%)
  • 27% increase in brand searches
  • 12% increase in web traffic
  • 37% increase in PPC enquiries
  • 12% decrease in cost per enquiry
Currys
Marketing Automation, Personalization, Email Marketing
Retail
10K+ Employees
N/A
London, United Kingdom
N/A
  • 25% decrease in cost to serve messages
  • 3x increase in engagement
  • 33% increase in conversion YoY
  • 167% increase in CRM Revenue YoY
  • Campaign volume increased from 40 to over 200 campaigns
Compare the Market
Customer Data Platform, Marketing Automation, Personalization
Insurance
501-1K Employees
N/A
Peterborough, United Kingdom
N/A
  • 120M personalised pricing recommendations delivered
  • 55% increase in CRM revenue contribution in 9 months
  • 25M individualised quote journeys generated
  • 25% reduction in outbound communications while improving performance
  • 44% increase in clicks on car insurance renewals
CazbahVisit Website →
Wales Co-operative Centre (Go Full Circle)
Branding, Content Marketing, Social Media Ads
Non Profit
N/A
N/A
Cardiff, United Kingdom
N/A
  • 90%+ of stakeholders said the campaign raised awareness of social enterprises
  • Campaign ran across seven counties in Wales
  • Brand still in use more than a year later
Big Ideas Wales
Branding, Web Design, Content Marketing
Education
N/A
N/A
Cardiff, United Kingdom
N/A
  • 55,000+ young people engaged each year
  • 600+ young people supported one-to-one
  • 100 people under 25 helped to start a business
Compound Semiconductor Applications Catapult
Branding, Web Design, Content Marketing
Technology
51-200 Employees
N/A
Newport, United Kingdom
N/A
  • Full branding, website, social media campaign and videos for the first UK Catapult based in Wales
RT7 DigitalVisit Website →
Freshly Fermented
PPC, Content Marketing, SEO
Food & Beverage
1-10 Employees
N/A
Fareham, United Kingdom
N/A
  • Sales up 89% in 3 months (November 2019 to February 2020)
  • ACoS cut from 36.1% to 24.2% in 2 months
  • Conversion rate of 3.50% by the third month
Monty Bojangles
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
Georganics
Content Marketing, CRO
Beauty
1-10 Employees
N/A
Haywards Heath, United Kingdom
N/A
  • Conversion rate up from 19.11% to 25.96% in one month
  • ACoS reduced from 30.52% to 16.71%
  • Sales up 5.17%
UClimb LtdVisit Website →
Caffia Coffee
Web Design, SEO, PPC
Hospitality
N/A
N/A
Falkirk, United Kingdom
N/A
  • Organic traffic up 48% over 12 months
  • Three separate websites consolidated into one ecommerce site
Noades Architects
Web Design, SEO
Architecture
1-10 Employees
N/A
Chorleywood, United Kingdom
N/A
  • Top-5 rankings for "architect in [town]" in 4 of 5 target towns after 3 months
  • Page-1 ranking in the fifth target town
  • New WordPress site built in 4 weeks and signed off at the first attempt
  • Inbound enquiries from month 2 of the SEO campaign
Merlin Architectural
Web Design, SEO
Construction
N/A
N/A
Manchester, United Kingdom
N/A
  • Tracked keywords rose over 2,800 places in 12 months
  • 10 additional relevant keywords on page 1
  • Site grew to 500+ products with 25+ blogs and case studies published
MonksVisit Website →
Standard Chartered
Content Marketing, App Development, Experiential Marketing
Finance
10K+ Employees
N/A
London, United Kingdom
N/A
  • 76.4 million total views
  • 1.3 million social comments and engagements
  • 95% positive sentiment
  • 191 earned media coverage pieces
LIV Golf
Content Marketing, AI, Social Media Ads
Entertainment
201-500 Employees
N/A
London, United Kingdom
N/A
  • 80% of viewers more excited about the future of golf (24% lift vs 2023 ad)
  • 35M impressions delivered
  • 457,466 clicks
  • 17.9M audience reached across New York; Los Angeles; and Chicago
Boomtown
AI, Personalization, Content Marketing
Entertainment
11-50 Employees
N/A
Bristol, United Kingdom
N/A
  • 88% average video completion rate
  • 40%+ of viewers downloaded or shared their personal video
ProfileTreeVisit Website →
LearningMole
Content Marketing, Video Marketing, Web Design
Education
11-50 Employees
N/A
Belfast, United Kingdom
N/A
  • ~30,000 monthly website visits
  • 43,000 YouTube subscribers
  • 9M+ total YouTube views
EastSide Arts
Web Design, Web Development, SEO
Non Profit
1-10 Employees
N/A
Belfast, United Kingdom
N/A
  • 800+ organic visitors per month
  • Ranks for close to 1,000 keywords
Young at Art
Web Design, Web Development
Non Profit
1-10 Employees
N/A
Belfast, United Kingdom
N/A
  • 72% on-page SEO score
  • 75 ms desktop interactivity
Republic MarketingVisit Website →
Rove Legal
SEO, Content Marketing, CRO
Law Firm
1-10 Employees
N/A
London, United Kingdom
N/A
  • 11K new monthly website visitors
  • 960 new first-page keyword rankings (up from 19)
  • 1,979 keywords ranking in total
  • 195 keywords in the top 3 positions
  • 80% increase in enquiries
Plume
SEO, PPC, Content Marketing
Software Development
1-10 Employees
N/A
Bristol, United Kingdom
N/A
  • 1:12 return on ad spend (ROAS)
  • 2X revenue growth over two years
  • +400% increase in relevant search visibility
Lexus Law
Local SEO, Link Building, Content Marketing
Law Firm
1-10 Employees
N/A
London, United Kingdom
N/A
  • 12X increase in Domain Rating
  • 30 quality backlinks in one month
  • 3 hours of manual work saved weekly through automation
PMGVisit Website →
Travelex
SEO, Content Marketing, Data & Analytics
Finance
1K-5K Employees
N/A
London, United Kingdom
N/A
  • 31000 organic clicks in 6 months
  • 3.6 million organic impressions in 6 months
  • 33% YoY traffic growth
  • 21 new articles created
New Scientist
Data & Analytics, Social Media Ads, YouTube Advertising
Publishing
51-200 Employees
N/A
London, United Kingdom
N/A
  • 77% YoY increase in subscriptions
  • 5 million new users reached
  • 59% YouTube in-stream view rate (74% above benchmark)
  • Doubled newsletter subscriptions
  • 60% growth in brand impressions
Community Fibre
Data & Analytics, Content Marketing
Telecom
501-1K Employees
N/A
London, United Kingdom
N/A
  • 139% increase in postcode lookups
  • 6.3% lift in consideration
  • 84% prompted brand awareness
  • 258% increase in YouTube searches
  • 38% decline in lookup CPA
DigitasVisit Website →
Haleon
Content Marketing, Influencer Marketing, Social Media Ads
Healthcare
10K+ Employees
N/A
Weybridge, United Kingdom
N/A
  • +29 Increase in Brand Lift for Consideration and Favorability
  • 297M Earned Media Impressions
  • 93% Increase in Brand Awareness
Haleon
Content Marketing, Experiential Marketing, Social Media Ads
Healthcare
10K+ Employees
N/A
Weybridge, United Kingdom
N/A
  • 7.6M Impressions
  • 753K Households Reached
  • +11.7% Ad Recall
Haleon
Programmatic Advertising, Social Media Ads, Influencer Marketing
Healthcare
10K+ Employees
N/A
Weybridge, United Kingdom
N/A
  • 47% Higher Conversion Rate Among GLP-1 Users vs Standard Audiences
  • +7pts Brand Consideration Among GLP-1 Users
  • 2X Greater ROAS vs Previous Digestive Health Multibrand Efforts
RazorfishVisit Website →
Dove
Branding, Content Marketing, Influencer Marketing
Beauty
10K+ Employees
N/A
London, United Kingdom
N/A
  • 70% of women worldwide feel underrepresented in images they see
  • 2500+ companies & publications using the images
  • 80% of photo collection downloaded in 60+ countries
  • 73% of women say it inspires positive feelings about appearance
  • 40 accolades from 14 international award shows
Dove
Content Marketing, Public Relations, Web Development
Beauty
10K+ Employees
N/A
London, United Kingdom
N/A
  • 66+ million Americans experience appearance hate annually
  • $500+ billion annual impact on health, employment, productivity
  • 104 media outlets covered the campaign
  • 1.9B potential reach
  • 19pt lift in brand power in 10 days
Dove
Content Marketing, Influencer Marketing, Audio Advertising
Beauty
10K+ Employees
N/A
London, United Kingdom
N/A
  • 700M total impressions
  • 240M video views
  • 850k+ hours of content consumption
  • 51% CTR within target audience
  • 246 press placements, 90% featuring Dove in headlines
iProspectVisit Website →
Parkdean Resorts
TV Advertising, Social Media Ads, PPC
Hospitality
5K-10K Employees
N/A
Newcastle upon Tyne, United Kingdom
N/A
  • 24% ABL Share of Voice, Up from 6% Pre-Campaign
  • 42% YoY Reduction in CPC
  • 68% YoY Reduction in CPA
Hendrick's Gin
Experiential Marketing, Social Media Ads
Alcohol
1K-5K Employees
N/A
Glasgow, United Kingdom
N/A
  • 409,000 London Commuters Reached
  • 248,000 Social Impressions Led to 2.2M More Opportunities to See
  • 60% Positive Sentiment vs 2% Negative on Social
Page One PowerVisit Website →
YorkTest
SEO, Content Marketing
Healthcare
11-50 Employees
N/A
York, United Kingdom
N/A
  • 270% Increase in U.S. Organic Traffic
  • 8,000+ New Organic Keywords
  • 'Food Sensitivity Test' Ranking Improved From #19 to #10
Kreo
SEO, Content Marketing
SaaS
11-50 Employees
N/A
London, United Kingdom
N/A
  • 216% Increase in Total Ranking Keywords
  • 394% Increase in Keywords in Top 10
  • 177% Increase in Organic Traffic YoY
Glassbox AgencyVisit Website →
Choose My Car
PPC, Lead Generation
Finance
11-50 Employees
N/A
Cheadle, United Kingdom
N/A
  • Ad spend down 9% while conversion value rose 38%
  • Cost per lead down 29%
  • Call-centre leads 2.5x more likely to convert
  • Profits up 750%
Bop DesignVisit Website →
Opus 2
Web Design, Branding
SaaS
201-500 Employees
N/A
London, United Kingdom
N/A
  • 25.44% increase in sessions
  • 8.42% increase in organic search sessions
  • 58.41% increase in direct search sessions
  • 6.77% increase in engaged sessions
  • 34.41% increase in new users
Wisoft SolutionsVisit Website →
University of Bradford
PPC, Social Media Ads
Education
1K-5K Employees
N/A
Bradford, United Kingdom
N/A
  • 1,073 leads over 6 admission cycles
  • 80% MQL rate
  • 40% of MQLs converted to applications
ClickSliceVisit Website →
Furl (AEO)
AEO, GEO
Furniture
11-50 Employees
N/A
London, United Kingdom
N/A
  • AI visibility share tripled from ~5% to ~15%
  • Citation share up from 0.5% to 4.5%, #1 across tracked prompts
  • #1 visibility for "luxury sofa bed" prompts
SEO BrandVisit Website →
MOO
SEO, GEO
Printing
201-500 Employees
N/A
London, United Kingdom
N/A
  • 1,500%+ increase in monthly ChatGPT citations
  • 44% increase in Gemini visibility
  • 3,000%+ increase in total monthly AI impressions
  • 600+ pages cited by AI models
MoburstVisit Website →
Gett
Programmatic Advertising, Social Media Ads
Ride-Hailing
501-1K Employees
N/A
London, United Kingdom
N/A
  • 23,125 total installs (October-December)
  • $2.87 iOS CPI
  • $3.00 overall average CPI
  • 49% install-to-registration conversion rate
R/GAVisit Website →
BBC
Branding, Content Marketing
Media & Broadcasting
10K+ Employees
N/A
London, United Kingdom
N/A
  • +25% intent to visit from the ad (over benchmark)
  • 90th percentile attention
  • +37% video completion rate
  • +13% click through rate
  • +31% lift in ad recall
Impressive Digital AgencyVisit Website →
Graff (via Kennedy)
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
BraftonVisit Website →
Sonia Mooney
Web Design, Email Marketing, Social Media Ads
Professional Services
1-10 Employees
N/A
Brighton, United Kingdom
N/A
  • +44 new web pages
  • +1 fresh email marketing campaign
PrimalVisit Website →
World Animal Protection
PPC, Social Media Ads
Non Profit
N/A
N/A
London, United Kingdom
N/A
  • 3x Donation Increase
  • 29.99% CPA Decrease
Elevation MarketingVisit Website →
JCB
Branding, Lead Generation
Heavy Equipment
10K+ Employees
N/A
Rocester, United Kingdom
N/A
  • 2,968 Qualified Leads In Less Than Three Months
Coalition TechnologiesVisit Website →
Bob & Lush
PPC, SEO
Pet Products
1-10 Employees
N/A
Batley, United Kingdom
N/A
  • 238.92% Increase in Organic Users Has

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