John Foster
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John Foster Email & Phone Number

Numberly is a simple financial planning tool that lets busy startup founders flexibly create and manage the important metrics they need to make the best decisions for their business. at Numberly
Location: Greater London, England, United Kingdom 11 work roles 1 school
1 work email found @o2.com 2 phones found area 792 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 2 phones

Work email j****@o2.com
Direct phone (792) ***-****
LinkedIn Profile matched
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Current company
Role
Numberly is a simple financial planning tool that lets busy startup founders flexibly create and manage the important metrics they need to make the best decisions for their business.
Location
Greater London, England, United Kingdom

Who is John Foster? Overview

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Quick answer

John Foster is listed as Numberly is a simple financial planning tool that lets busy startup founders flexibly create and manage the important metrics they need to make the best decisions for their business. at Numberly, based in Greater London, England, United Kingdom. AeroLeads shows a work email signal at o2.com, phone signal with area code 792, and a matched LinkedIn profile for John Foster.

John Foster previously worked as Founder at Numberly and Founder & CEO at Pgup Ltd. John Foster holds Ma Meng Met, Engineering from University Of Cambridge.

Company email context

Email format at Numberly

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{first}.{last}@o2.com
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Profile bio

About John Foster

John Foster helps companies innovate.Previously he was Strategy Director for Telefónica's global data unit (CDO), focused on using data insights and cognitive intelligence (AI) to support Telefónica's 350 million customers across 21 countries. After joining Telefónica in 2008, he led Strategy & Transformation for O2 UK, then Telefónica Europe, and finally at a global level within Telefónica Digital and the CDO areas.Earlier in his career he was Business Development Director for Tesco.com, leading the redesign of their website, expansion into new categories, and the strategic plan process.As a Partner in a strategy consultancy (Mercer / Oliver Wyman) he optimised pricing, promotions, and product strategies for retailers through controlled experiments and data science. Other projects included Telecoms, Retail banking, Fund management, Rail Freight, Reinsurance, Consumer Electronics and Automotive clients.John has spoken at OECD, European Commission, and Politico events, plus keynote and panel sessions at multiple Telecoms industry and Analyst conferences.He has a Master's degree in Engineering and a Master's in Manufacturing & Management (MET) both from Cambridge University. During his degree he was sponsored by Jaguar Cars.

Listed skills include E Commerce, Strategy, Mobile Devices, Management Consulting, and 12 others.

Current workplace

John Foster's current company

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Numberly
Numberly
Numberly is a simple financial planning tool that lets busy startup founders flexibly create and manage the important metrics they need to make the best decisions for their business.
AeroLeads page
11 roles · 33 years

John Foster work experience

A career timeline built from the work history available for this profile.

Founder

Current

Conneticut USA

During our careers, we have witnessed countless occasions where our teams needed a useful, flexible financial model to help guide and inform their decision-making. Despite this being commonplace, we’ve all seen founder teams questioning the credibility and value of their financial plans.While talking to founders we have learned first hand how important.

Jul 2021 - Present

Founder & Ceo

Current
Pgup Ltd

Beaconsfield, United Kingdom

Innovation consulting and business development

Jun 2018 - Present

Partner

London, England, United Kingdom

Partner at a privately held boutique consultancy dedicated to exclusively serving discerning clients.

May 2021 - May 2022

Director 4Th Platform (Data Strategy), Chief Data Office

London, United Kingdom

Working for Chema Alonso (Chief Data Officer), focusing on the evolution of Telefonica's Global "4th Platform" Data Strategy and "Aura" for customers

Jun 2016 - Feb 2018

Strategy Director, Chief Data Office

London, United Kingdom

Working for Ian Small (Chief Data Officer) across Communications Services, Product Innovation (Telefonica I+D) and developing Telefonica's new Data Strategy

Nov 2015 - Jun 2016

Director Of Strategy

London, United Kingdom

Working for Matthew Key, Eduardo Navarro and Antonio Marti across a wide range of topics - Portfolio Management, Business Reviews, M&A, Organisation Design, Innovation approach, Strategic Planning, Disruptions,...

Sep 2011 - Nov 2015

Director

Madrid Area, Spain

Non-Exec Director on Carlos Domingo's I+D Board

Oct 2010 - Jun 2014

Director Of Strategy, Telefonica Europe

Working for Pilar Lopez, Matthew Key & European Board on the Strategy for Telefonica's European markets (ex Spain), covering UK, Ireland, Germany, Czech Republic, Slovakia. Topics included Strategic Planning, M&A / Divestment, Convergence, Spectrum Auctions,...

Oct 2010 - Sep 2011

Head Of Strategy

Slough, United Kingdom

Working for Tim Sefton, Ronan Dunne & UK Board on strategic projects & planning for O2 (Telefonica's UK business).

Sep 2008 - Oct 2010

Business Development Director

Welwyn Garden City, UK

Jan 2006 - Jun 2008
1 education record

John Foster education

FAQ

Frequently asked questions about John Foster

Quick answers generated from the profile data available on this page.

What company does John Foster work for?

John Foster works for Numberly.

What is John Foster's role at Numberly?

John Foster is listed as Numberly is a simple financial planning tool that lets busy startup founders flexibly create and manage the important metrics they need to make the best decisions for their business. at Numberly.

What is John Foster's email address?

AeroLeads has found 1 work email signal at @o2.com for John Foster at Numberly.

What is John Foster's phone number?

AeroLeads has found 2 phone signal(s) with area code 792 for John Foster at Numberly.

Where is John Foster based?

John Foster is based in Greater London, England, United Kingdom while working with Numberly.

What companies has John Foster worked for?

John Foster has worked for Numberly, Pgup Ltd, Swerve, Telefonica Digital, and Telefonica I+D.

How can I contact John Foster?

You can use AeroLeads to view verified contact signals for John Foster at Numberly, including work email, phone, and LinkedIn data when available.

What schools did John Foster attend?

John Foster holds Ma Meng Met, Engineering from University Of Cambridge.

What skills is John Foster known for?

John Foster is listed with skills including E Commerce, Strategy, Mobile Devices, Management Consulting, Business Development, Cross Functional Team Leadership, Business Transformation, and New Business Development.

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