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Onecom

Fareham, Hampshire, United Kingdom · Advertising, Consulting, E Commerce

Onecom is the UK’s leading business telecoms and cloud communications provider managing over a million services for 80,000+ business customers - delivering communication services and unified solutions across fixed-line voice, connectivity, and managed cloud. Onecom’s customers include Farrow & Ball, Thwaites, Celtic Manor, Laithwaite’s Wine, Yorkshire Building Society and 118 UK Ltd. Recen

Key facts

Headquarters
Fareham, Hampshire, United Kingdom
Employees
715
Industries
Advertising, Consulting, E Commerce
Website
www.onecom.co.uk
LinkedIn
Company page

Recent activity at Onecom

Leadership

  • Thomas Zillessen, Strategic Acquisitions Director
  • Aaron Brown, Chief Executive Officer
  • Paul Greensmith, Chief Financial Officer
  • Andrew Jane, Chief Technology Officer
  • Paul Nocivelli, Head of Enterprise Sales & Hosted Telephony

Verified email and direct lines for Onecom’s decision-makers are on Fundz. See plans — or book a 15-minute walkthrough.

Onecom in the news

Companies similar to Onecom

About Onecom: questions and answers

What does Onecom do?

Onecom is the UK’s leading business telecoms and cloud communications provider managing over a million services for 80,000+ business customers - delivering communication services and unified solutions across fixed-line voice, connectivity, and managed cloud. Onecom’s customers include Farrow & Ball, Thwaites, Celtic Manor, Laithwaite’s Wine, Yorkshire Building Society and 118 UK Ltd. Recen

Where is Onecom headquartered?

Onecom is headquartered in Fareham, Hampshire, United Kingdom.

How many employees does Onecom have?

Onecom has about 715 employees.

Who leads Onecom?

Aaron Brown is a Chief Executive Officer at Onecom.

What is the latest news on Onecom?

On Oct 06, 2026, Onecom launched a significant update to the Vox voice platform aimed at protecting businesses from deepfake fraud and enhancing productivity insights.

Source: Fundz records from SEC filings, press releases and company announcements. How Fundz measures data accuracy

Fundz watches Onecom across 18 signal types, from funding and M&A to exec moves and hiring.

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