What technologies does Holler use?

Holler uses Bootstrap Framework, Trustpilot, Mobile Friendly. View their full technology stack — including all 3 detected tools — on StackWho.

Who is the Owner of Holler?

Betty Leblanc is the Owner at Holler. Get verified contact information on StackWho.

Who is the Chief Executive Officer of Holler?

Jonathon Holler is the Chief Executive Officer at Holler. Get verified contact information on StackWho.

Where is Holler located?

Holler is based in London, England, United Kingdom.

Holler

Q: What industry is Holler in?

Holler operates in the marketing & advertising industry.

holler.co.uk

marketing & advertising

holler.co.uk

London, England, United Kingdom

11-50 employees

LinkedIn Profile

About Holler

brand development, digital marketing strategy, cross platform commissions, interface design, mobile development & solutions, seeding, online pr, creative & technical development, usability solutions, word of mouth marketing, social media marketing, advertising services, secure exchange, domain trading, domain marketplace trust, premium domain, domain marketplace uk, internet services, information technology, domain buying

Holler's Tech Stack

Other

Bootstrap Framework Trustpilot

Frontend

Mobile Friendly

Decision Makers at Holler

2 contacts

Betty Leblanc

Owner

l***@yahoo.com Sign up to view

Jonathon Holler

Chief Executive Officer

j***@gmail.com Sign up to view

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3 technologies detected · 2 decision makers · Emails available

Sales Outreach Angle

Holler uses Bootstrap Framework, Trustpilot, Mobile Friendly among other technologies. Use StackWho to identify the right decision-maker email for targeted sales outreach, recruiting, or partnership development.

Holler's Position in the StackWho Database

• Holler is 1 of 80,546 marketing & advertising companies tracked in StackWho.
• 80,503 marketing & advertising companies in our database have verified decision-maker emails (100% of the cohort).
• 47,721 companies in England are in the StackWho database.
• 21,907 marketing & advertising companies are in the 11-50 employee range (same size as Holler).

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated July 2026.

Frequently Asked Questions

What technology does Holler use?

Holler uses Bootstrap Framework, Trustpilot, Mobile Friendly. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Holler?

StackWho has verified email addresses for 2 decision makers at Holler. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Holler directly for sales, recruiting, or partnerships.

What industry is Holler in?

Holler operates in the marketing & advertising industry, headquartered in London, England, United Kingdom. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Holler's contact data?

Yes. StackWho Pro members can export decision maker contact data for Holler and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.