Insights

Digital Content Expertise Holler specializes in creating engaging digital entertainment content, positioning them as a strategic partner for brands looking to enhance their online presence and build a dedicated digital following, which could open opportunities for advanced content management and analytics tools.

Growing International Reach With offices planned in Chicago and Silicon Valley, Holler is expanding its geographic footprint, suggesting a need for scalable, international communication, and collaboration solutions that support their global operations.

Technology Stack Utilization The company’s reliance on web development and analytics tools such as jQuery, Modernizr, and Google Analytics indicates potential interest in innovative web technologies, user engagement platforms, and data-driven marketing solutions.

Mid-Sized Market Position Operating within the $25M-$50M revenue range and employing up to 200 staff, Holler presents opportunities to offer tailored enterprise solutions that support growth, project management, and automated marketing workflows tailored to mid-sized digital agencies.

Sector Synergy As part of the Leo Burnett Group, Holler is embedded within a larger advertising ecosystem, suggesting potential for cross-promotional solutions, collaborative platforms, and integrated marketing technology to strengthen their creative output and client services.

Similar companies to Holler

Holler Tech Stack

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

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

Media & News

Holler's Email Address Formats

Holler uses at least 2 format(s):

Holler Email Formats	Example	Percentage
FirstLast@holler.co.uk	JohnDoe@holler.co.uk	58%
First@holler.co.uk	John@holler.co.uk	23%
Last@holler.co.uk	Doe@holler.co.uk	11%
FirLast@holler.co.uk	JohDoe@holler.co.uk	8%

Frequently Asked Questions

Where is Holler's headquarters located?

Holler's main headquarters is located at Avonmore Road, London, W14 8HQ, GB. The company has employees across 6 continents, including EuropeNorth AmericaOceania.

What is Holler's phone number?

You can contact Holler's main corporate office by phone at

+44-20-7209-****

. 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?

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

What is Holler's SIC code NAICS code?

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

How many employees does Holler have currently?

As of October 2025, Holler has approximately 51 employees across 6 continents, including EuropeNorth AmericaOceania. Key team members include Art Director: A. P.Director Of Internet Sales: J. T.Commercial Finance Manager: J. S.. Explore Holler's employee directory with LeadIQ.

What industry does Holler belong to?

Holler operates in the Advertising Services industry.

What technology does Holler use?

Holler's tech stack includes yepnope.jsjQueryHammer.jsModernizrGoogle Analytics.

What is Holler's email format?

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

When was Holler founded?

Holler was founded in 2001.

Holler

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

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

Q: How many employees does Holler have currently?

Holler has approximately 51 employees.

Q: What technology does Holler use?

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

Advertising ServicesUnited Kingdom51-200 Employees

We're a digital agency,  part of the Leo Burnett Group, with offices in London, and soon in Chicago and Silicon Valley.

We enable brands to realise their ambitions through a digital entertainment strategy.

We create and deliver engaging content and make brands famous by creating and inspiring a following.