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101 Top Advertising Agencies & Startups (London, England)

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This article showcases our top picks for the best London, England based Advertising companies. These startups and companies are taking a variety of approaches to innovating the Advertising industry, but are all exceptional companies well worth a follow.

We tried to pick companies across the size spectrum from cutting edge startups to established brands.

We selected these startups and companies for exceptional performance in one of these categories:

  • Innovation
    • Innovative ideas
    • Innovative route to market
    • Innovative product
  • Growth
    • Exceptional growth
    • Exceptional growth strategy
  • Management
  • Societal impact

Top London, England Advertising Startups

Data sourced from Crunchbase and SemRush.

GWI

GWI

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GWI is a supplier of target audience insight to the global marketing industry.

Good-Loop

Good-Loop

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Good-Loop converts advertising money into charitable donations – whilst delivering 70% higher engagement for the advertiser. Win-win : )

Good-Loop

AudioMob

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Monetizing mobile games non-intrusively using audio ads! AudioMob are the creators of Audio Enhanced Banners & Rewarded Audio

Good-Loop

Social Chain

Crunchbase Website Twitter Facebook Linkedin

Social Chain a social media marketing agency.

Good-Loop

Permutive

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Permutive is an audience platform for advertisers and publishers to plan, build, and activate cohorts while keeping everyone’s data safe.

Good-Loop

Blippar

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Blippar is a technology company specializing in augmented reality, artificial intelligence and computer vision.

Good-Loop

LoopMe

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LoopMe is focused on brand advertising, using AI, attribution, and analytics to deliver measurable outcomes.

Good-Loop

Qubit

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Qubit specializes in personalization at scale for e-commerce companies.

Good-Loop

Minute Media

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Minute Media is a media and technology brand focused on two main pillars—platform and content.

Good-Loop

M&C Saatchi

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

Good-Loop

Bidstack

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Bidstack empowers brands to place advertising into spaces that sit naturally within video games.

Good-Loop

Gener8 Ads

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Gener8 enables people to control and earn from their own data.

Good-Loop

The Engine Group

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

Good-Loop

Admix

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Admix is the first programmatic monetisation platform for in-game advertising

Good-Loop

S4 Capital

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S4Capital is a digital advertising and marketing services company.

Good-Loop

Croud

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Croud is a digital marketing agency that provides services including SEO, PPC, content, programmatic, paid social, and analytics

Good-Loop

Zappi

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Zappi helps global brands make faster and better decisions to drive business growth.

Good-Loop

Talenthouse

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14.6 million strong global creative community power leading brands globally

Good-Loop

Whalar

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Whalar is an influencer marketing platform focused on creators with influence.

Good-Loop

Blis

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Blis is the leading privacy-first, location-powered programmatic advertising partner.

Good-Loop

ID5

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ID5 is an independent shared identity infrastructure for ad tech platforms and premium publishers

Good-Loop

Realeyes

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Measuring Human Response At The Speed & Scale Of AI

Good-Loop

Mirriad

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Mirriad’s patented, AI and computer vision technology dynamically inserts products and innovative signage formats after content is produced.

Good-Loop

HH Global

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HH Global is the trusted marketing execution partner of the world’s leading brands.

Good-Loop

WPP

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WPP creates transformative ideas and outcomes for its clients through an integrated offer of communications, commerce, and technology.

Good-Loop

Captify

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Captify offers a search retargeting service that enables advertisers to focus on users to match their desired audience with inventory.

Good-Loop

Ad-Lib.io

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Powering Creative Effectiveness

Good-Loop

Zephr

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Zephr is a technology platform for media companies to grow their subscription revenue.

Good-Loop

Fetch

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Fetch, part of Dentsu Aegis Network, is a global mobile-first agency.

Good-Loop

ID Ward

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ID Ward is a SaaS platform that enables marketers to reach audiences in a private way using decentralised, zero-party data.

Good-Loop

Threedium

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We create memorable brand experiences, drive product considerations and deliver conversions through 3D/AR Technology.

Good-Loop

Odore

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We bring digital and data to sampling, providing data driven sampling solutions so brands get to know their customers better.

Good-Loop

UENI

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UENI is a London based tech company that’s empowering businesses to get online and find the tools they need to succeed.

Good-Loop

KidsKnowBest

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A full-service creative agency; driven by insights; powered by youth. Delivering effective and results-led solutions.

Good-Loop

Takumi

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

Good-Loop

Poplar Studio

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Poplar is a creative platform that enables brands and retailers to produce 3D and AR experiences on-demand, powered by a talent cloud.

Good-Loop

Adludio

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Adludio is a next generation mobile advertising platform to create, distribute, and optimise campaigns.

Good-Loop

Skimlinks

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Skimlinks is the leading commerce content monetization platform, supporting publishers’ creation of a new revenue stream.

Good-Loop

Ve Global

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Ve Global a marketing technology business.

Good-Loop

Zone

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Zone is a digital agency. A Tech Track 100 company, we help great brands thrive in a digital world.

Good-Loop

Tailify

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Tailify provides a one-stop-shop for Influencers & Brands by offering high technological solutions.

Good-Loop

Duel

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Brand Advocacy Platform that enables purpose-led brands to drive organic growth & retention through word-of-mouth & advocacy

Good-Loop

Ernstaa

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Ernstaa provides digital marketing and IT services.

Good-Loop

Kindred

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Kindred is an impact driven tech company that has developed the world’s first sustainable app monetization network.

Good-Loop

Realife Tech

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Realife Tech is an experience automation platform that provides customized communication channels for event guests.

Good-Loop

Contact

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Contact is the place where creatives manage their career and get paid.

Good-Loop

Affectv

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Affectv is an advertising technology company that runs media campaigns for global brands.

Good-Loop

Coniq

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Coniq is the Total Customer Engagement Company.

Good-Loop

Nozzle.ai

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Nozzle.ai is an eCommerce and advertising optimization platform for Amazon.

Good-Loop

Adbrain

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Adbrain powers marketers and their partners to understand and engage with their customers 1:1 across devices, channels and platforms.

Good-Loop

LAB

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LAB is a digital agency that offers a full suite of digital services.

Good-Loop

Dianomi

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Dianomi is a global leader in content marketing.

Good-Loop

Convertr

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Convertr is an API-first data optimization platform that acts as a firewall. We protect companies against expensive, bloated databases.

Good-Loop

MSQ Partners

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MSQ Partners is a joined-up community of agencies, helping businesses build High EQ brands.

Good-Loop

FanCircles

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Reach followers and fans through your own fan club platform built for music artists, YouTubers, television shows and celebrities

Good-Loop

Luna Labs

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Luna Labs is a startup that’s built a platform allowing app developers to create and manage video and playable ads.

Good-Loop

KF Beauty

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We identify, develop and market innovative products in the Health & Beauty sector.


Good-Loop

Illuma

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Leading the way in contextual scaling for online advertising campaigns. Privacy friendly, without using cookies or personal data.

Good-Loop

Supponor

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Supponor transforms real world mass-audience TV visible signage into highly targeted virtual brand messaging in sports broadcasting.

Good-Loop

Smartzer

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Smartzer makes videos and live streams interactive & shoppable on e-commerce, video ads and social.

Good-Loop

AdTonos

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Creating innovative technologies for voice commerce, enabling voice transactions. Bringing the power like Adwords has to audio advertising.

Good-Loop

Four Communications

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Four is a leading independent, integrated communications agency with offices in London and the Gulf.

Good-Loop

Kin

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Kin is an app that provides family members with secure personal media.

Good-Loop

Auddy

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Podcast publishing solutions for both enterprises and consumer

Good-Loop

Adnow

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Adnow is a high-end advertising firm that works with RTB, big data and AI to serve the most relevant and interesting ads.

Good-Loop

A Million Ads

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A Million Ads provides dynamic audio advertising for users of digital radio and streaming services.

Good-Loop

Monterosa Productions

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Monterosa is the global leader in audience interaction technology and commerce

Good-Loop

more2

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We believe to be great, you have to be single-minded in your focus. Our focus is on growing retail businesses.

Good-Loop

Wooshii

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The Video Production Marketplace

Good-Loop

Avocarrot

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Avocarrot is the leading programmatic native ad exchange for mobile publishers.

Good-Loop

Sliide

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Mobile technology company that work with MNO, MVNO and OEM partners globally to increase engagement, drive revenue, and decrease churn.

Good-Loop

InPlayer

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InPlayer is a video and digital asset monetization platform.

Good-Loop

Exit Bee

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Re-imagine display advertising.

Good-Loop

Viral Loops

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The all-in-one viral marketing platform to launch your referral programs, sweepstakes, competitions and pre-launch campaigns.

Good-Loop

Exterion Media

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Exterion Media is an Out-of-Home advertising company.

Good-Loop

Commanders Act

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Online marketing solutions and advertising efficiency and performance are then improved.

Good-Loop

TLC Marketing

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TLC Marketing is a rewards company that turns brand positioning into experience-led promotions.

Good-Loop

Sine Wave Entertainment Ltd

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Sine Wave Entertainment is a virtual space for MMO developers and creators to interact with each other.

Good-Loop

Scoota

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A single programmatic platform that enables advertisers to create, activate, measure and optimise brilliant brand campaigns at scale.

Good-Loop

Squawka

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Squawka is a digital media company focused on using stats & data viz to fuel content for fans

Good-Loop

Buzzbike

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Buzzbike is launching a tech-driven cycle scheme for London, creating a new sponsorship platform for brands.

Good-Loop

SuperAwesome

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

Good-Loop

Trackonomics

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Trackonomics is a technology that provides publishers with the arsenal to capitalize on their affiliate links.

Good-Loop

Jellyfish

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Jellyfish works as a digital platform, supporting and drives digital transformation by providing strategy, technology, and training.

Good-Loop

Livity

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Livity, a multi disciplined youth marketing agency.

Good-Loop

Bagboard

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Bagboard is an advertising platform that creates premium, eco-friendly, and reusable bags to replace single-use plastic ones.

Good-Loop

Tapdaq

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Tapdaq helps mobile developers to maximise their revenue with unbiased ad mediation, and retain their most valuable users.

Good-Loop

Intelligent Reach

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Intelligent Reach optimises the product discovery journey with augmented product data and scientific testing that drives conversion.

Good-Loop

Localistico

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Localistico is a local marketing and analytics platform for brick-and-mortar retailers.

Good-Loop

Programmai

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Programmai is a predictive marketing technology that radically improves the incrementality of acquiring new and repeat customers.

Good-Loop

AudienceRate Ltd

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AudienceRate Ltd provides online advertising platform products and services.

Good-Loop

StickerRide

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Crowdsourcing platform for outdoor advertising on vehicles.

Good-Loop

Smartology

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Digital advertising technology company

Good-Loop

Shopitize

Crunchbase Website Twitter Facebook Linkedin

Connecting shoppers with brands on mobile

Good-Loop

Vidsy

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Vidsy is the creative technology engine powering mobile video ad creation for brands.

Good-Loop

Moovshack

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The first fully interactive, mobile-first property platform that doubles as a free-to-list portal & a brandable estate agent app

Good-Loop

Ksubaka

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We provide powerful immersive brand experience & data platform which allows brands & retailers to link offline customers to online profiles

Good-Loop

PowerLinks Media

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PowerLinks Media is an advertising platform that enables advertisers to deliver tailor-made experiences through multiple devices.

Good-Loop

Glimpse Protocol

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Glimpse Protocol delivers accurate digital ads with zero data disclosed.

Good-Loop

PromoMii

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A.I. powered video content creation SaaS platform used by the likes of Disney, NENT, VRT and more

Written by Mark Smith

101 Top Advertising Agencies & Startups (England)

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