Top 19 Social Media Marketing Agencies UK 2026

The UK has over 8,000 digital marketing agencies. Finding one that actually delivers results rather than just presentations is the challenge. We have evaluated the top social media marketing agencies operating in the UK right now based on proven results, client retention and genuine expertise rather than just who ranks highest on Google.

This is not a pay-to-play list. These agencies earned their place through work we have seen, recommendations from our network and verifiable case studies.

Before diving into the list, here is what separates good agencies from time-wasters. The best agencies demonstrate long-term client relationships (not just logos on a website), measurable results tied to business outcomes, platform-specific expertise rather than generalist fluff and transparent pricing without hidden fees.

They also tend to specialise. An agency claiming expertise across every platform, every industry and every budget is usually expert at none of them.

Location: London and Bath

Best for: Large brands wanting comprehensive social transformation

Services: Organic social, paid social, creative, influencer marketing

The Social Shepherd has won Best Large Social Media Agency two years running (2023 and 2024) plus Social Media Agency of the Year at the UK Agency Awards 2025. Their client list includes Uniqlo, easyJet Holidays and Premier Inn. They grew Uniqlo's channels by over 500,000 followers across Instagram, TikTok and Facebook, and delivered 10 million social reach for Bio-Oil using a mix of nano, micro and macro influencers. Their team of 70+ specialists means they can build dedicated teams around specific platform expertise rather than expecting one person to know everything.

Location: London (global offices)

Best for: Enterprise brands needing cultural intelligence

Services: Social strategy, content creation, community management, paid social

With over 1,000 creatives worldwide, We Are Social combines cultural intelligence and storytelling for clients including Netflix and Adidas. They focus on understanding online behaviour and creating content that feels native to each platform rather than repurposed corporate content. Their global reach means they can execute campaigns across markets while maintaining local relevance.

Location: London

Best for: Influencer-led campaigns without talent bias

Services: Influencer marketing, paid social, social strategy

Unlike typical influencer marketing agencies, GOAT does not manage any talent directly. This means no favouritism when selecting influencers for campaigns. They pick the right person based purely on fit and performance data. With over 1,000 influencer campaigns delivered, 70,000+ influencers vetted and 7 years of performance data, they bring genuine data-driven selection to influencer marketing.

Location: London (offices in New York, Dubai, Beijing)

Best for: Global brands wanting end-to-end influencer services

Services: Influencer marketing, platform activations, social strategy

Socially Powerful offers end-to-end influencer marketing services with bespoke platform activations. They have worked with Pepsico, DAZN and Foreo among others. Their international office network makes them particularly strong for brands needing coordinated campaigns across multiple markets.

Location: London and New York

Best for: Purpose-driven brands wanting B Corp values

Services: Social strategy, content creation, community management

Born Social is B Corp certified and focuses on purpose-driven campaigns that align brands with social and environmental impact. As part of the Croud Group, they bring brand and performance closer together. Good choice for brands where values alignment matters as much as metrics.

Location: London

Best for: Brands wanting cutting-edge trend expertise

Services: Social strategy, content creation, TikTok specialisation

As an original partner to TikTok, OK COOL stays ahead of social trends. They recently expanded their leadership team with new heads of production, client services and strategy. Their annual trend report "Let Them Eat Lore" provides genuine insight into social media behaviour, including findings that 91% of consumers lurk in comments and 65% find strangers in comment threads funnier than creators themselves.

Location: London

Best for: Viral campaigns and authentic engagement

Services: Social media management, content creation, branding

OOB creates viral campaigns through a trend-led, human-centric approach. They are finalists in the UK Social Media Awards 2025. Known for thumb-stopping content, they combine social media expertise with best-in-class branding and production. Client reviews consistently praise their punctuality, adaptability and creative content production.

Location: Leeds

Best for: Brands wanting integrated PR and social

Services: Social media marketing, PR, campaign strategy

Prohibition describes themselves as an innovative, award-winning social and PR agency delivering insight-led creative campaigns. Over the past five years, they have won more than 20 industry awards. With 100% positive client reviews on Clutch, they have proven expertise across legal, hospitality, food and beverage, manufacturing, education, healthcare and retail sectors.

Location: London

Best for: Challenger brands wanting standout creative

Services: Social strategy, content production, community management

Spin Brands focuses on creating content that actually stops thumbs. They work predominantly with challenger brands wanting to punch above their weight on social media. Their approach emphasises creative that performs rather than creative that wins awards but nobody sees.

Location: London

Best for: Brands needing consistent video content

Services: Content production, social media management, video editing

Honest London offers monthly content shoot days, capturing enough footage to last an entire month, with all editing handled by their team. They have extensive experience working with globally renowned celebrities, providing deep insights into what actually performs on social. While they work with both B2B and B2C brands, their celebrity account management expertise sets them apart.

Location: Manchester and London

Best for: Brands wanting deep audience connection

Services: Social strategy, content creation, influencer marketing

Social Chain focuses on strengthening connections between brands and people. They always start with understanding the audience and ensuring meaningful brand connections. Their dedicated account managers provide tailored strategies that resonate with target audiences.

Location: London

Best for: Small businesses wanting personalised attention

Services: Social media campaigns, content creation, paid social

The Good Marketer is notable for its small business-friendly approach. They provide tailored social media campaigns with a personalised touch, focusing on engaging content across various platforms. Good option for businesses that feel lost in larger agencies.

Location: Leeds

Best for: Brands wanting strategic depth

Services: Social strategy, content creation, paid media

Giraffe Social Media brings strategic thinking to social campaigns. Their approach balances creative content with measurable business outcomes. Based in Leeds, they offer an alternative to London-centric agencies while maintaining national capability.

Location: Manchester

Best for: E-commerce brands wanting PPC expertise alongside social

Services: PPC management, social media marketing, Google Shopping

As a Google Premier Partner 2024, Digital Media Team brings PPC expertise to complement social media services. They help brands increase visibility, clicks and conversions across both paid search and social. Good choice for e-commerce brands wanting integrated performance marketing.

Location: Bristol

Best for: Regional brands wanting local expertise

Services: PR, social media, content creation

Based in Bristol, Highlight PR brings award-winning PR and social media services outside the London bubble. Their founders have built strong reputations in the South West market and deliver impressive results for regional and national clients alike.

Location: London

Best for: Food, drink and hospitality brands

Services: Social media management, content creation, influencer outreach

Truffle Social specialises in food, drink and hospitality sectors. Their industry focus means genuine understanding of what drives engagement in these spaces rather than generic approaches applied to any sector.

Location: Preston

Best for: Conversion-focused social campaigns

Services: Social media, SEO, PPC, web development

Soap Media takes a performance-first approach to social media, focusing on conversion rate optimisation alongside engagement metrics. Their integrated digital marketing services mean social campaigns connect directly to website performance and lead generation.

Location: London

Best for: Brands wanting data-driven social strategy

Services: Social strategy, paid social, influencer marketing

CEEK takes an analytical approach to social media, using data to inform creative decisions rather than gut instinct alone. Their campaigns are built around measurable objectives from the start.

Location: London

Best for: Growth-stage businesses wanting scalable social

Services: Social media management, paid advertising, content strategy

Prospa Media focuses on growth-stage businesses that need social media to scale alongside their business. Their approach builds systems and processes that grow with the client rather than one-off campaigns.

The agencies above are excellent at what they do. But look at where they are based. Look at their backgrounds. Most come from the same world: creative degrees, brand storytelling, cultural moments, viral campaigns. If your business needs that, brilliant. Pick one of them.

But some businesses need something different. They need an agency that understands performance in the literal sense. Not "performance marketing" as a buzzword. Actual performance. The kind where if the numbers do not work, you do not race next weekend. Where sponsors expect to see exactly what their £50,000 delivered, not a mood board and some impressions data.

That is where SuperHub comes in.

We are based in Paignton, Devon. I am originally from Essex - the straight-talking approach came with me. I moved here to build a business, not because I got priced out of Hackney or fancied paddleboarding on my lunch break. The team are local. They know this region, they understand local businesses and they are not going to bugger off back to London when the novelty wears off.

Our background is motorsport marketing. Not as a nice portfolio piece, but as the environment that shaped how we think about every penny of marketing spend. In motorsport, performance is not a department or a KPI category. It is the entire point. When a sponsor pays to put their name on a car, they expect data: reach by demographic, engagement rates, lead generation, conversion tracking, the lot. Nobody accepts "we're building brand awareness" when the invoice lands. The numbers either stack up or you lose the contract.

That discipline translates directly to everything we do. A local chip shop wanting more customers through the door gets the same analytical rigour as a BTCC team needing sponsor ROI reports. We track what matters, report what happened and adjust based on evidence rather than gut feeling. The tools and techniques we use for national motorsport clients work just as well for Devon businesses. The only difference is scale.

We are not local generalists who added "social media" to the services list because everyone else did. We are not a print shop that bought some scheduling software. We are specialists who happen to be in Devon, working with clients nationally who need results they can actually measure. The location is irrelevant to the quality of work. What matters is the mindset.

Our "Hold The Bullsh*t" positioning is not a marketing gimmick. It is how we operate. We would rather tell you something will not work than take your money and hope for the best. We would rather lose a pitch by being honest than win one by overpromising. If you want an agency that tells you what you want to hear and delivers a PowerPoint deck, we are not for you. If you want one that treats your budget like it matters and obsesses over making it perform, get in touch.

The best agency for your business depends on several factors. Budget matters obviously, but so does cultural fit, sector expertise and what you actually need. A brand wanting TikTok virality needs a different agency than one wanting LinkedIn B2B lead generation.

Questions to ask before committing:

Can I speak to current clients? Testimonials are curated. Speaking to actual clients reveals the real experience.

What does your reporting look like? Monthly reports should show metrics that matter to your business, not just impressions.

Who will actually work on my account? Junior staff doing the work while senior people pitch is common. Know who you are getting.

What happens if it is not working? Good agencies adjust strategy. Bad ones blame the algorithm.

What is your notice period? Long lock-in contracts protect the agency, not you.

If you are comparing agencies, we recommend speaking to at least three before deciding. Ask the same questions to each and compare not just answers but how they answer. Agencies that listen before pitching usually deliver better work than those who show up with a pre-prepared solution.