WF

William Fairbairn

Founder | Ex-GM @ Agicap | Ex-McKinsey

United Kingdom

Overview 

William Fairbairn is a finance professional with a background in investment banking, economics, and mergers & acquisitions, having held roles at McKinsey & Company as an Engagement Manager and Agicap as the UKI General Manager. He has also founded multiple successful ventures like Stealth and HowCloud, showcasing his entrepreneurial skills and leadership capabilities.

Work Experience 

  • Cofounder

    2025 - Current

  • UKI General Manager

    2023 - 2024

    Agicap helps improve cash performance of 7000+ companies. We provide a comprehensive set of products to manage your cash flow and related financial operations, ranging from cash forecasting, working capital optimisation, and investment & debt management. Leading a team of 25 across GTM and Ops roles, with a primary focus on achieving rapid & efficient growth through sales excellence for UK&I market. In the last 18 months, tripled ARR, doubled the team, and helped find product-market fit.

  • Engagement Manager

    2019 - 2023

    Technology practice, working on Strategy and Operations for clients ranging from startups to Big Tech. Led teams to deliver improved GTM outcomes (e.g., Product Launch, GTM Strategy, Sales Excellence), and also Corporate Development (e.g., Target Identification, Fundraising, Post-Merger Integration) across EMEA & USA.

McKinsey Growth Tech serves leading growth stage tech players, venture capital, and growth private equity

  • Associate

    2015 - 2019

    Kearney is a management consulting firm, specialized in operational transformation. Worked on strategy and operations projects across 12 countries, focused on applying AI/ML in corporate settings.

  • Co-Founder

    2016 - 2018

    Fabrik is a social network for alumni, which rapidly scaled to 10s of 000s revenue. Sold business, acquired by market leader, Gravyty (AI fundraising platform, $24m raised): https://gravyty.com/blog/gravyty-acquires-fabrik-to-enhance-alumni-engagement-market-leadership-in-uk/

  • Founder

    2013 - 2014

    HowCloud is an education platform, enabling online tutoring and video tutorial creation. Awarded Warwick Social Enterprise Award.

  • President

    2013 - 2014

    Led largest society at Warwick University and Business School, team of 70 with a £100,000+ budget.

  • Programmes & Development

    2014 - 2014

    Worked on new employment programme launch across the UK to tackle youth unemployment.

  • Investment Banking

    2013 - 2013

    Mining & Metals M&A Coverage team.

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