London’s 101 Fastest Growing Social Media Marketing Startups

At Best Startup London we track over 100,000 London based startups and over 500,000 people who hold key positions in these companies. We use this directory of startups to highlight top employees, founders and organisations we think deserve more appreciation than they are currently getting.

We’ve ranked the top 101 Social Media Marketing companies in London. The companies, startups and institutions listed in this article are all exceptional companies, well worth a follow. We have included links to their websites, socials and CrunchBase (if you’re interested in their financials).

We selected the organisations listed in this article based on:

• Track record
• Executive leadership
• Market share
• Innovation
• ESG rating

Our Data – We source our data from OSINT (open source intelligence) and public directories such as Crunchbase, SemRush and many more. The data from these sources should be treated with a degree of caution and verified yourself.

Top Social Media Marketing Companies & Startups (London)

Uhive

Uhive is a social network that lets users socialize, interact, and find people across the world while earning its own digital currency.

Takumi

Takumi is a platform that gives large brands and advertising agencies access to branded influencer creative at scale.

Codec

We help brands to discover and tap in to the pockets of culture that drive growth. Powered by award-winning AI.

Audiense

Audiense is a develops delivering unique consumer insight and engagement capabilities to many of the world’s biggest brands and agencies.

SmartFocus

SmartFocus empowers you to deliver omni-channel marketing campaigns with true personalization.

XPO

We pay creator invoices, crazy fast.

Ayima

Ayima is a specialist Search consultancy focused on ROI, data analysis and brand development.

Aphetor

Aphetor is the next generation, creator-based sports/entertainment property for the next generation of fans

The Engine Group

A creative community that provides clients with best-in-class communications expertise under one roof.

M&C Saatchi

M&C Saatchi Group is a creative company that connects specialist expertise, fuelled by data and technology.

Factmata

Factmata is an artificial intelligence company for automated content understanding..

ITV

ITV is an integrated producer broadcaster, operating the largest commercial family of channels in the UK.

SuperAwesome

SuperAwesome offers kid-safe tools and technology for the children’s digital media ecosystem.

Driftrock

Driftrock helps brands find their audience online, using data from around the web to power better targeted, more timely Social Media Ads.

Influencer

We build meaningful relationships between brands and creators.

Hungly

The “Pinnacle” of Social Media Marketing providing the entire solution for digital marketing needs.

Brandnew IO

Brandnew is a self-service Content Creator platform for brands and agencies. Manage all your influential Creators in one place.

BuzzMyVideos

BuzzMyVideos is leading martech company that drives hyper-growth & new revenue from and on YouTube.

OnSerro

OnSerro provides community management software for companies to engage with customers and clients.

Captini

Captini transforms Guest WiFi networks into an automated marketing service that increases customer return rates.

MBJ LONDON

MBJ LONDON is a web and app development company offering Website as a Service.

BeeLiked Media Ltd

An interactive content platform for brands to engage their digital audience, build first-party data and drive sales

Good Audience

Good Audience is a platform for connecting businesses to marketing professionals.

Unruly

Unruly is an advertising technology company that gets videos watched, tracked, and shared across the Open Web.

Crowd Reactive Ltd

Crowd Reactive Ltd operates a web-based application for event organizers.

Pukket

Enabling brands to turn their customers into a powerful community of loyal brand advocates on social media

BuddyBounce

Digital advocacy platform to identify, engage and leverage online influencers

Reach7

Reach7 is a powerful platform that allows you to use social media to discover and engage any audience in the world in their local language.

FindTheRipple

FindTheRipple is a real-time platform supporting brands, agencies, and editors to react at a timely moment.

Cahootsy Limited

Cahootsy connects like-minded enthusiasts to share opinions, offers and best buys.

Buzz Radar

Buzz Radar is an industry leader in making data, insightful, accessible and actionable

NEARBER

App which tracks your position via Google Maps API and shows you everything that’s happening nearby.

10x

10x is an award-winning data-driven innovation company. It creates the world’s most remarkable products and services.

Wearisma

Wearisma is a premium influencer marketing solution for brands, agencies & influencers.

ZINE

Saas

performance.io

performance.io is a performance marketing agency focused on health & tech.

AFK Creators

Influencer Management and Marketing Agency, Gaming and Esports

Dialective

Web app that enables retailers to create within minutes engaging online catalogs to promote and sell their products.

Burst Insights

Burst Insights is a short-form video discovery engine that tracks brands and influencer video content on Instagram, Twitter Video, and Vine.

Greenlight Digital

Full service digital marketing agency

The Social Element

The Social Element is a global social media agency offering community management, insights, strategy and content services to major brands

Amigo Technology

Amigo is a cloud-based marketing technology platform that turns marketing ideas into brilliant digital experiences.

Capt’nSocial

Capt’nSocial is a social marketing tool for small businesses and marketing professionals.

Beamly

Beamly: The social discovery and engagement platform

Swace

Swace is a blockchain-based social gaming platform where users gain rewards for engaging with brands.

Noise Media

Noise Media is an award winning social-first media agency that helps brands scale to universal heights.

Passle

#1 Marketing Platform for Professional Services Firms

Absolute Digital Media

Absolute Digital Media is a multi award-winning full service digital marketing agency providing results driven campaigns across the globe.

Paradox Group

Blockchain Advertising Agency

Whichit

Whichit is an Interactive Commercial Content platform to increase user engagement, open new revenue streams and gain actionable insights

Baobella

Baobella is an online largest beauty network that gives tutorial to women on beauty and cosmetic use.

Vieworks

Reward your audience with a ‘perk’ for their attention & data.Transform your marketing videos into a powerful sales tool.

TBG Digital

TBG Digital, a Facebook ad optimization platform, enable social network advertisers monitor and optimize global scale campaigns.

VixT

VixT – turns your texts into a video mashup! It’s better than GIF. Best friend of the creative content marketer. iOS / Android + chatbots

Talent Village

Influencer Marketing Platform Dedicated To Agency Signed Talent On Instagram.

Commetric Ltd.

Award-winning media analytics solutions that provide deeper, more practical level of insight. #MoreWithAnalytics

FocalTone

Influencer marketing application that acts as an intermediary between influencers and brands.

Primeflow

Primeflow helps companies partner up with high-profile ambassadors and their audiences, for the purpose of sourcing talent and business.

33Seconds Ltd

Creative Communications Agency

HardHat

HardHat is a specialist communications consultancy for the property, development, energy and infrastructure sectors.

Tug

Tug is a full-service Digital Performance agency, with roots in Search, meaning everything we do is measurable and accountable.

Empora

Empora is the fashion search engine – shop from thousands of the most fashionable stores and brands in one place.

Blackmilk Media

Multinational Advertising Company

Social Ads Tool

Facebook Ads Management Platform

Ality

Digital Marketing Agency

Growthcurve

The art of data driven influence

Priority Token

Priority Token is the Longest continuous serving agency for token generation events (STO, ICO, IEO) and direct equity investments.

Gleanin

Gleanin help event organisers leverage the social web.

SMP Group

SMP an insight led marketing communications team, delivering leading innovations and experiences that are proven to drive business growth.

BuildBizz

BuildBizz is a design and innovation company; we exist to create the future for creators.

FashTime

Making Fashion-Digital Disruptions that drive the world forward

Socialwise

SaaS

Anika Digital

Anika Digital specialise in Web Design and Development, SEO service, PPC, Social Media Marketing services in London, UK.

Mapp Media

Mapp Media is a media agency specialising in mobile application advertising.

GrowthRocks

GrowthRocks is a growth hacking marketing agency that helps startups and well-established companies achieve rapid and sustainable growth.

CEEK Marketing

Digital Marketing & Social Media Consultancy

JIT Solutions

Digital Assets Company – creating, growing, securing anything online – SEO, CyberSec, PPC, Auditing, Business Intelligence

Rocketer

Rocketer provides social media advertising for the financial services industry.

Locaria

Locaria is a digital media marketing company based in London.

AccuraCast

AccuraCast is a digital marketing agency based in London, UK.

77agency

77Agency is an independent new media marketing agency that provides consultancy, campaign management and training services.

WCRS

WCRS is a creative agency where classical brand building meets cutting edge digital thinking.

Thirty Seven

Thirty Seven is a content creation and web design agency that offers Web Design, Search Engine Optimisation, Social Media, & Online PR.

Maplace.co

Online & Digital social advert from one APP

Virtualeap

Virtualeap is a virtual assistant helping businesses with social media & email marketing, blog management and web design.

Flockler

The Best Social Aggregator & Social Website Builder

Alaattin Cagil Digital Marketing Agency

A global company that provides Digital Media, Digital Marketing Solutions and Consultants.

Lilo Web Development

Lilo is a world-renowned Web development company based in London, UK.

SendPilot

Whitelabel social media management software for agencies that helps you share, discover & promote client content.

SalesGenomics

SalesGenomics is an e-commerce marketing company that specilaizes in marketing services through facebook & instagram ads and google ads.

Webgenius

Webhosting, AI Hosting, Dedicated Hosting, VPS Hosting, Cloud Hosting, SaaS, IaaS, PaaS, AIaaS, Assisted Webdesign, Start-Ups Marketplace

Design Direct UK

Creative Web Design & Digital Marketing Agency in UK

Market Sentinel

Market Sentinel provides you with actionable solutions designed to help you make sense of online conversations about your company.

Media Run

Media Run is a Public Relations company.

Q-Online

Digital markting agency in London, Lead Generation, PPC, SEO, social Media marketing, web development and design, local search marketing,

LiveDune.com

Social Media Analytics

Social Media Marketing Ltd

Social Media is a digital agency based in London. We specialize in SEO, PPC and -of course- Social Media.

BlueGlass Interactive

BlueGlass Interactive is a digital marketing agency providing integrated SEO, content marketing, and paid search services.

Vital Concept Ltd

Vital Concept, a London-based web design company and print shop, offers graphic design, CMS, and ecommerce website development solutions.

The Communications Store

Communications Agency

Azam Marketing

Azam Marketing is a full-service digital marketing and design agency which focuses on results.