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Get Matched for FreeSocial Media MarketingUnited KingdomLondonUpdated 2026-05-16
Finding the right social media marketing agency in London is easier when you have verified client reviews to guide you. Explore 20 social media marketing agencies in London, including top-rated London Marketing Company - Marketing | Web Design | SEO Agency London and Gifta - Influencer Marketing Agency, with real client feedback covering quality, responsiveness, and results. With an average rating of 4.9★, 878 client reviews, budgets starting from $5k/month, you have real data to compare. Compare pricing, team sizes, and industry focus to find the agency that fits your goals and budget in 2026. No paid placements.
20 agenciesAvg rating 4.9★878 verified reviews
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#1
Team 11-50
London Marketing Company is a full-service digital marketing agency located in the heart of London, Mayfair. They specialize in data-driven marketing strategies, helping businesses improve profitability and achieve growth through various services including SEO and paid campaigns.
#2
Influencer marketing specialists based in London, Gifta connects brands with creators across social platforms to drive authentic engagement. With extensive experience in advertising and social media strategy, the agency delivers measurable results for clients seeking to expand their reach.
#3
Team 11-50
Digital marketing solutions tailored for London-based businesses seeking growth through strategic advertising, media buying, and social media expertise. Visionary Marketing delivers data-driven campaigns across multiple channels with proven results.
#4
London-based digital marketing firm specializing in Google Ads, SEO, and social media campaigns. Optisearch delivers advertising and media buying solutions with a 5.0 rating from 65 client reviews.
#5
Based in London, PPC Geeks specializes in digital marketing, advertising, media buying, and social media marketing services. Their team delivers strategic campaigns tailored to drive measurable results for clients.
#6
Byter delivers advertising and social media marketing services to brands across London. With expertise in digital strategy and media buying, the agency helps clients build their online presence through targeted campaigns.
#7
Digital marketing solutions tailored for London businesses, RED Marketing specializes in social media strategy and campaign execution. With a 5.0 rating from 25 clients, the agency delivers measurable results across multiple digital channels.
#8
Team 1-10
Jain Marketing Vista Ltd provides digital marketing, social media management, and advertising services to businesses across London. The agency specializes in 3D, CGI, and VFX video production to enhance client campaigns.
#9
Two Spouts specializes in PPC and digital marketing solutions tailored specifically for SaaS companies operating in the London market. Their team handles advertising, media buying, and social media marketing with a proven track record reflected in their 5.0 rating across 17 client reviews.
#10
We help brands acquire customers more efficiently with Facebook Ads using high-converting ad creative. We primarily work with US, UK, and AU based companies but have a global portfolio. An end-to-end solution for Facebook Ads management. This includes: Ad management Reporting Creative strategy Creative execution Landing page design Marketing consultation
#11
Based in London, Target specializes in media buying, digital marketing, and social media strategies tailored for eCommerce businesses. With a 5.0 rating across 10 reviews, the agency delivers measurable results for online retailers.
#12
Team 1-10
Located in London, 9Xero Digital specializes in social media marketing, website development, and lead generation strategies. The agency delivers digital marketing solutions tailored to help businesses build their online presence and drive customer acquisition.
#13
Based in London, The Good Marketer delivers comprehensive digital marketing solutions including advertising, media buying, and social media strategy. With 138 client reviews averaging 4.8/5, the agency brings proven expertise to brand growth across multiple channels.
#14
Digital marketing solutions in London featuring media buying, social media marketing, and comprehensive digital strategies. Found helps brands connect with their audiences through data-driven campaigns and targeted advertising approaches.
#15
Based in London, PHD Media specializes in media buying, advertising, and digital marketing solutions tailored to client needs. The agency offers comprehensive social media marketing services with a proven track record of delivering results.
#16
Based in London, EssenceMediacom's UK and Global HQ delivers comprehensive media buying, advertising, and social media marketing services to clients worldwide. The agency maintains a 5.0-star rating across 148 client reviews.
#17
Based in London, Y&R London offers comprehensive advertising, media buying, and social media marketing services to help brands connect with their audiences. With a 4.9-star rating from 20 client reviews, the agency demonstrates consistent expertise across digital and traditional marketing channels.
#18
Focused on advertising and social media marketing, Assembly brings strategic expertise to brands across London. With 27 client reviews averaging 4.7/5, they demonstrate consistent quality in campaign execution and creative strategy.
#19
Based in London, Fold7 delivers advertising, media buying, and social media marketing across global markets. With a 4.4/5 rating from client reviews, the agency combines creative strategy with data-driven media placement.
#20
Based in London, this agency delivers advertising, media buying, and social media marketing to clients seeking strategic creative solutions. With 67 reviews and a 4.6/5 rating, Saatchi & Saatchi London maintains a consistent track record of client satisfaction.
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04 · FAQ
We currently list 20 Social Media Marketing agencies in London, United Kingdom. Browse their profiles and read verified reviews to find the right partner.
Compare agencies based on verified client reviews, campaign results, industry expertise, and pricing. Look for agencies in London with experience in social media marketing and a track record of delivering strong ROI.
Pricing varies by scope and agency size. Most social media marketing agencies charge a management fee of 10–20% of ad spend or a flat monthly retainer. Request quotes from multiple agencies in London to compare.
Yes. Many Social Media Marketing agencies in London work with remote clients. While a local agency can offer in-person meetings, remote collaboration is standard in the industry and gives you access to a wider talent pool.
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