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Business and Charity Consultant that helps good people win.

You know something needs to change. We help you work out what, then help you do it, with you, not at you.

★★★★★
4.9 on Google, from 71 five-star reviews
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Free Consultations Given Since 2019

23- 0 %

Growth Achieved by Underpin Clients in 2025

£ 0 m

Contracts Secured by Clients since 2019

Trying to change the world is hard work. Whether you’re running a business, leading a charity, or managing a public service, your passion is your greatest asset.

We channel that passion, and provide the strategic clarity and practical support you need to make a real, lasting impact. We’re not about jargon or empty promises. We’re here to help you solve problems, grow sustainably, and achieve your vision.

We provide clear strategies, project management, and revenue growth support that is tailored to your unique needs.

Our goal is to transform your strategy and revenue into a powerful engine for success, enabling you to grow confidently and deliver more for the people you serve.

Ready to build a better future?

Book Your Free, No-Obligation Consultation.

  • Lewis has been an amazing source of advice and support for us at It takes a City - challenging how we think and taking us on a journey to improve... read more

    Lis Silver Avatar Lis Silver

    After just one business analysis session with Lewis, it was immediately clear how professional and insightful he is. Unlike many business coaches or consultants, Lewis brings a truly holistic, bottom-up... read more

    Kris Avatar Kris

    Lewis has been (and, I hope, will continue to be) a truly valuable sounding board and source of clear, practical advice for me in my charity work. He immediately understood... read more

    Nick Shaw Avatar Nick Shaw
  • The advice we have received from Lewis about marketing for our startup has been inspirational. He clearly has plenty of experience and expertise in the field and is very... read more

    Rebecca Kirk Avatar Rebecca Kirk

    We met Lewis at a recent construction show and had a great talk with him around the issues and challenges we have faced and our barriers to growth. He has... read more

    Josh McIvor Avatar Josh McIvor

    As a startup, you need to find the right marketing partner who can help you connect to the right audience. Lewis understands Digital Marketing thoroughly & we really appreciate the... read more

    Vikram Chudasama Avatar Vikram Chudasama
  • I had the pleasure of meeting with Lewis today to get some advice on increasing our online presence. He was helpful, knowledgeable and very passionate about what he does. I... read more

    Nicola Whiteman Avatar Nicola Whiteman

    I've used Lewis & Underpin Consultants as speakers at my networking events. Their marketing sessions are always very well received (that's why I've used them more than once!) and attendees... read more

    James O'Rawe Avatar James O'Rawe

    Having recently made the move from permanent employment into consulting, Lewis generously took the time to help me bring structure to what was initially a very unformed thought process. He... read more

    Chloe K Avatar Chloe K

For Those Who Want To grow sustainably

Flexible strategy, expert support, and innovative campaigns without the traditional agency model.

We provide expert support for public sector tenders, helping you articulate your social value to win competitive contracts.