Insights

Digital Entertainment Holler operates as a digital agency within the Leo Burnett Group with a focus on digital entertainment strategies to help brands realize ambitions and create engaging content that builds followings, signaling opportunities to upsell integrated creative and social amplification services.

Global Expansion With offices in London and planned expansions to Chicago and Silicon Valley, Holler presents a growth trajectory and potential for cross-market campaigns, partnerships, and localized capabilities that can be sold as multi-region digital capabilities.

Tech Stack Current technologies include jQuery, Modernizr, Hammer.js, yepnope.js, and Google Analytics, indicating proficiency in web analytics, interactive experiences, and front-end performance tuning that can be leveraged for performance optimization and data-driven creative testing engagements.

Revenue Band Reported revenue sits in the 25 to 50 million USD range, suggesting mid-market agency capacity with opportunities to pursue larger retainer arrangements, scalable campaigns, and strategic partnerships with brands seeking expanded digital entertainment reach.

Client-Facing Opportunities As a digital entertainment specialist within a global network, Holler can be positioned for integrated campaigns, social content programs, and influencer-enabled activations, offering cross-selling opportunities to Leo Burnett’s existing client base and new brand partners seeking measurable engagement.

Similar companies to Holler

Holler Tech Stack

Holler uses 5 technology products and services including yepnope.js, Hammer.js, jQuery, and more. Explore Holler's tech stack below.

  • yepnope.js
    Javascript Frameworks
  • Hammer.js
    Javascript Libraries
  • jQuery
    Javascript Libraries
  • Modernizr
    Javascript Libraries
  • Google Analytics
    Web Analytics

Holler's Email Address Formats

Holler uses at least 4 email formats:
Holler Email FormatsExamplePercentage
FirstLast@holler.co.ukJohnDoe@holler.co.uk
58%
First@holler.co.ukJohn@holler.co.uk
23%
Last@holler.co.ukDoe@holler.co.uk
11%
FirLast@holler.co.ukJohDoe@holler.co.uk
8%

Frequently Asked Questions

What is Holler's phone number?

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You can contact Holler's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Holler's official website and social media links?

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Holler's official website is holler.co.uk and has social profiles on LinkedIn.

How much revenue does Holler generate?

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As of August 2026, Holler's annual revenue is estimated to be $25M - $50M.

What is Holler's SIC code and NAICS code?

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Holler's SIC code is 8742 - Management Consulting Services and NAICS code is 541613 - Marketing Consulting Services.

How many employees does Holler have currently?

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As of August 2026, Holler has approximately 42 employees across 6 continents, including Europe, North America and Oceania. Key team members include Head Of Music: B. L., Owner: S. H. and Strategy Director: B. M. Explore Holler's employee directory with LeadIQ.

What industry does Holler belong to?

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Holler operates in the Advertising Services industry.

What technology does Holler use?

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Holler's tech stack includes yepnope.js, Hammer.js, jQuery, Modernizr and Google Analytics.

What is Holler's email format?

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Holler's email format typically follows the pattern of FirstLast@holler.co.uk. Find more Holler email formats with LeadIQ.

When was Holler founded?

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Holler was founded in 2001.
Holler logo

Holler

Advertising ServicesEngland, United Kingdom11-50 Employees

Holler is a digital advertising agency based in London, England, and is part of the Leo Burnett Group. It focuses on digital entertainment strategies to help brands realise their ambitions, producing engaging content and cultivating a following to raise brand visibility. The approach blends content creation with advertising, aiming to make brands more recognizable through audience engagement.

The firm serves brands looking to leverage digital entertainment to extend reach and impact. It operates from London and plans to establish offices in Chicago and Silicon Valley, signaling growth beyond its current presence. The team is described as small to mid-sized.

Section iconCompany Overview

Phone number
SIC Code
8742 - Management Consulting Services
NAICS Code
541613 - Marketing Consulting Services
Founded
2001
Employees
11-50

Section iconFunding & Financials

  • $25M - $50M

    Holler's revenue is estimated to be in the range of $25M - $50M

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