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Jellyfish

Move. Faster. Smarter. Together. jellyfish.com

Media Buying Agencies 5.0 (12 reviews)
2005 Founded
1001-5000 Employees
500+ Customers
London, United Kingdom Headquarters

Quick Facts

Company Type
acquired
Business Type
Internet marketing service
Verified on Google View →

About Jellyfish

Jellyfish is an integrated global digital marketing and media partner that combines agency services, technology, consultancy and training for brands in nearly 50 countries. As part of The Brandtech Group, Jellyfish focuses on reinventing marketing using generative AI, advanced data capabilities and full‑funnel media to help progressive brands "move faster, smarter, together." The company should not be confused with the separate engineering intelligence software vendor Jellyfish (jellyfish.co), which serves a different market. jellyfish.com Jellyfish was founded in 2005 and has grown to almost 2,000 employees (“Jellies”) across roughly 38 offices worldwide, with its global headquarters in London and major hubs in the US, EMEA, APAC and Latin America. hk.linkedin.com Over the years it has evolved from a performance marketing shop into a full‑service digital partner spanning media planning and buying, creative, analytics, commerce, cloud, CRM and extensive training programs.

A defining aspect of Jellyfish’s offer is its proprietary AI- and data‑driven technology stack. This includes its AI-powered media in‑housing platform (often referred to in the trade press as Agentic or the Media Ops Agent), which automates media research, evaluation, content strategy and activation and is designed to let brands bring more of their media operations in‑house while relying on Jellyfish’s systems and expertise. jellyfish.com On top of this media operating system, the firm has developed tools such as AI Studios for rapid content production in partnership with generative AI platform Pencil, Now Next Soon for AI-driven media scenario modeling and marketing mix modeling, J+ Bidding for real‑time budget optimization, Share of Model for measuring brand presence in large language models, and Social Agents for autonomous AI‑assisted social marketing insights. jellyfish.com

Jellyfish is also deeply embedded in the adtech and martech ecosystem. It holds advanced certifications across Google Marketing Platform and Google Cloud, is an Amazon Ads partner with award‑winning case studies, and is a certified partner for Salesforce Marketing Cloud, Braze, Adobe Campaign, Adobe Analytics, Bloomreach Engagement and other leading CRM and analytics platforms. jellyfish.com Through its Jellyfish Cloud unit, the company designs and operates cloud-enabled marketing infrastructure, integrating data, AI and platforms into bespoke architectures for global brands. jellyfish.com Additionally, Jellyfish runs a substantial training business, offering public and private courses on Google Marketing Platform, analytics, SEO, paid media, creative and AI with transparent per‑course pricing.

In June 2023 The Brandtech Group completed its acquisition of Jellyfish, building on an earlier majority stake held by French group Fimalac and positioning Jellyfish as a core pillar of Brandtech’s AI-led marketing services portfolio. mediapost.com Today Jellyfish works with more than 500 brands including Google, Netflix, Amazon, Uber, Bissell, UGG and other global enterprises, and is frequently recognized by Google, Amazon Ads and industry rankings for its innovation in media efficiency, measurement and AI-driven marketing. martechrecord.com

Key Features

AI-powered media in-housing platform that automates media research, evaluation, content strategy and activation so brands can bring more media operations in-house while using Jellyfish's tooling and expertise. jellyfish.com

AI Studios for large-scale creative production, using the Pencil generative AI platform trained on billions in ad spend to generate and optimize thousands of assets significantly faster and cheaper than traditional workflows. jellyfish.com

Now Next Soon, an AI-driven simulation and marketing mix modeling environment that predicts outcomes of media plans, tests scenarios in minutes and helps reallocate budget for better performance before campaigns go live. jellyfish.com

J+ Bidding, Jellyfish's automated bidding and budget allocation layer that dynamically adjusts in-market ad spend across channels based on real-time performance signals. jellyfish.com

Share of Model, a platform that measures how brands are perceived and recommended across large language models so marketers can understand and optimize their visibility in AI-driven search and recommendation experiences. jellyfish.com

Social Agents, autonomous AI social marketing agents powered by Gemini and designed for Pencil Pro that analyze text, image and video content, uncover trends and recommend social optimizations and content prompts. jellyfish.com

Switchboard and J+ Scribe tools that connect creative and media performance data, refine AI-generated text and surface actionable insights to optimize copy, messaging and budget allocation. jellyfish.com

End-to-end paid media services across search, social, programmatic display and video, retail media and streaming platforms, underpinned by Google Marketing Platform and Amazon Ads expertise. jellyfish.com

Advanced analytics and measurement including Google Analytics 4, Adobe Analytics, server-side tagging, marketing mix modeling and Meridian-based open-source MMM for privacy-first performance insights. jellyfish.com

Cloud-enabled martech infrastructure from Jellyfish Cloud, designing and operating data and AI architectures on Google Cloud and other platforms to connect datasets and automate marketing workflows. jellyfish.com

CRM and lifecycle marketing programs built on Salesforce Marketing Cloud, Pardot, Braze, Adobe Campaign, Bloomreach Engagement and Segment, including loyalty programs, customer journeys and audience activation. jellyfish.com

Global creative and content production with language services in more than 150 languages, combining human creative teams with AI tools to produce and localize campaigns across markets at scale. jellyfish.com

Digital marketing training portfolio covering Google Marketing Platform, analytics, SEO, paid media, cloud and generative AI, delivered via virtual and in-person courses with transparent per-seat pricing. jellyfish.com

Specialist government and regulated-industry support as a GSA-approved vendor in the US, offering full-stack Google and Salesforce Marketing Cloud technologies and services to public sector organizations. prnewswire.com

Best For

Company Size

mid-market enterprise

Industries

Retail & Ecommerce Technology & SaaS Consumer Goods & CPG Travel & Hospitality Financial Services Healthcare & Wellness

Use Cases

Global media planning and buying across search, social, programmatic, retail media and streaming. Bringing media and marketing operations in-house while leveraging Jellyfishu2019s AI-powered platform and expertise. Building integrated data, analytics and measurement foundations (GA4, Adobe Analytics, MMM, server-side tagging). Designing and executing AI-assisted creative and content production at scale. Implementing and optimizing CRM, marketing automation and loyalty programs. Upskilling in-house teams through GMP, analytics, SEO, paid media and AI training.

FAQ

What is Jellyfish?

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Jellyfish is an integrated global digital marketing business and media-buying agency that helps brands plan, buy and optimize media across channels while uniting creative, data, cloud and CRM capabilities. As part of The Brandtech Group, it combines agency services with proprietary AI tools such as an AI-powered media in-housing platform, AI Studios, Now Next Soon, J+ Bidding and Share of Model to improve speed, efficiency and effectiveness for mid-market and enterprise advertisers. This profile refers to Jellyfish at jellyfish.com, not the separate engineering intelligence software company at jellyfish.co.

How much does Jellyfish cost?

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Jellyfish does not publish a standard rate card for its media and agency services. Full-service engagements are typically priced on a custom basis depending on media budget, number of markets, service mix (media, creative, data, cloud, CRM) and whether you are using its in-housing platform or more traditional managed services. Many enterprise clients will be on six- or seven-figure annual retainers, while smaller project-based scopes are also possible. In contrast, Jellyfish's public training courses on topics like SEO, analytics and Google Marketing Platform are transparently priced on its website, with many one-day courses around the $500-$700 per-person range before tax.

What are the main features of Jellyfish?

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Key features of Jellyfish's offering include global media planning and buying across search, social, programmatic and retail media; an AI-powered media in-housing platform that automates media research, planning and activation; AI Studios for rapid creative production using generative AI; Now Next Soon for AI-driven scenario modeling and MMM; J+ Bidding for real-time bid and budget optimization; Share of Model for measuring brand perception in large language models; Social Agents for AI-assisted social marketing; advanced analytics and measurement (GA4, Adobe Analytics, Meridian MMM); CRM and lifecycle marketing built on platforms such as Salesforce Marketing Cloud, Braze and Bloomreach; and a large catalog of digital marketing training courses.

Who are Jellyfish's main competitors?

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Jellyfish competes with a mix of global agency networks, independent performance agencies and AI-led marketing firms. Common alternatives include Media.Monks, Merkle, iProspect (Dentsu), Brainlabs and Kepler, as well as other Google Marketing Platform and Amazon Ads partners. The right comparison set will depend on whether a brand is primarily seeking media buying, in-housing support, analytics and measurement expertise, or full-funnel creative plus media.

Is Jellyfish good for small businesses?

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Jellyfish is optimized for brands with significant digital media budgets and multi-market complexity, so its full-service agency and AI platform solutions are generally best suited to mid-market and enterprise organizations. Smaller businesses may still benefit from Jellyfish's public training courses and select project engagements, but they may find more cost-effective options among smaller performance agencies or self-serve ad platforms if their budgets are modest or limited to a single market.

Customer Reviews

5.0 out of 5
Based on 12 Google reviews
5★
12
4★
0
3★
0
2★
0
1★
0
View on Google
A. G.

A. G. 🏅

3 years ago
Tony Shi

Tony Shi 🏅

6 years ago
BRIAN Dawson

BRIAN Dawson 🏅

6 years ago
Agatha Isabel

Agatha Isabel 🏅

6 years ago

This is an office location.

William Bourgein

William Bourgein 🏅

6 years ago

Great company

Sarah Lee

Sarah Lee 🏅

8 years ago

Great classes, engaging instructors.

Byoung Hoon Park (BH)

Byoung Hoon Park (BH) 🏅

8 years ago
Josh Patterson

Josh Patterson 🏅

8 years ago
Jai Amin

Jai Amin 🏅

8 years ago
Curtis Fisher

Curtis Fisher 🏅

Edited 3 years ago
James Bourner

James Bourner 🏅

8 years ago
Yesenia Meza

Yesenia Meza 🏅

9 years ago

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