- Founded
- 2005-01-01 in London, United Kingdom
- Headquarters
- Floor 22, The Shard, 32 London Bridge Street, London, Greater London SE1 9SG, United Kingdom
- Phone
- +44 1925-944686
Jellyfish Global is an integrated digital marketing agency that combines media, creative, data, and generative AI to help brands accelerate their growth. Founded in London in 2005 by Rob Pierre, the company has expanded to over 2,200 employees across 38 offices in the Americas, Europe, Asia, and the Middle East. In 2023, it was acquired by The Brandtech Group, creating what was described as the world’s largest independent marketing group. Jellyfish differentiates itself through proprietary AI platforms such as Pencil for creative asset generation, Now Next Soon for media scenario modeling, J+ Bidding for real-time bid optimization, and Share of Model™ for tracking brand visibility in large language models. The agency serves major global clients including Google, Netflix, Amazon, Bissell, and Uber, and has been recognized as a 2026 Google Cloud Partner of the Year for Training in North America. Its tagline, “Move. Faster. Smarter. Together.,” reflects a commitment to speed, efficiency, and data-driven outcomes. The company also offers a media in-housing platform that allows brands to gradually take control of their own media operations while leveraging Jellyfish’s expertise.
Detailed Review
History & Corporate Structure
Jellyfish was founded in 2005 by Rob Pierre in London as a digital marketing consultancy focused on search and analytics. It grew organically and through acquisitions, expanding into creative, media buying, cloud, and CRM services. By 2023, the company employed over 2,000 people across 38 offices. In June 2023, The Brandtech Group acquired 100% of Jellyfish, forming what it called “the world’s largest independent marketing group.” Co-founder Rob Pierre transitioned to a leadership role within the group, and Nick Emery, former Global CEO of Mindshare, was appointed CEO of Jellyfish.
Service Model & Proprietary AI Tools
Jellyfish operates as a technology-enabled partner, blending full-service agency capabilities with in-house AI platforms. Key tools include Pencil, an AI creative engine trained on $2.65 billion in ad spend that enables 55% faster asset creation; Now Next Soon, which models media scenarios and predicts outcomes in minutes; J+ Bidding, a real-time bid optimizer that adjusts budgets dynamically; and Share of Model™, which tracks brand perception within LLMs like ChatGPT and Gemini. Other platforms include Social Agents™ for monitoring cultural signals, Switchboard for connecting creative and media performance data, and J+ Scribe for refining AI-generated text. The company also runs AI Studios for scaled creative production and Jellyfish Cloud for cloud and CRM consulting.
Recent Milestones
In 2025, Jellyfish was named Emerging Global Training Partner of the Year by Databricks and won a Grand Clio for Apple TV’s Severance Season 2 campaign. In 2026, The Brandtech Group (including Jellyfish) was featured on Fast Company’s Most Innovative Companies list for the fourth time in five years. That same year, Jellyfish launched CEO Agent, an AI-powered decision engine for executives, and released an AI Skills Framework for Marketers in partnership with Google Cloud. The training division was recognized as 2026 Google Cloud Partner of the Year for Training in North America.
Client & Market Position
Jellyfish serves mid-market to enterprise brands, excelling in complex, multi-market campaigns. Its hybrid model appeals to brands that want to gradually internalize media operations while retaining access to global expertise. Competitors include other digital marketing agencies, but Jellyfish’s investment in proprietary AI tools and its position within The Brandtech Group give it a distinctive edge. The company continues to invest in AI-driven solutions to maintain its market position.
Key Products
Pencil
AI-driven creative asset generation platform trained on $2.65 billion in ad spend and 235,000 assets, producing content 55% faster.
AI Studios
Production service that uses Pencil to rapidly scale creative output.
Now Next Soon
AI-powered media scenario modeling that predicts outcomes and optimises plans before investment.
J+ Bidding
Real-time, self-learning bid optimisation that adjusts budgets dynamically across channels.
Share of Model™
Tracks brand visibility and perception within large language models (LLMs) to inform content and positioning.
Social Agents™
Monitors cultural signals in real time to detect emerging trends and competitive shifts.
Switchboard
Connects creative and media performance data to provide actionable campaign insights.
Media In-housing Platform
Enables brands to gradually take ownership of their media operations while still leveraging Jellyfish’s expertise.
Training Programs
Google Cloud, Databricks, and other vendor-certified training, including the AI Skills Framework for Marketers (launched 2026).
J+ Scribe
AI tool that refines product descriptions and marketing copy for maximum impact.
Jellyfish Cloud
Specialised consulting unit for cloud infrastructure, data, and marketing technology (Google Cloud, etc.).
Offices & Headcount
2200 employees (approx.)
Key Persons
- Rob Pierre
Co-Founder