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Change & Growth Consultants
for Business, Charities and
the Public Sector

We help ambitious businesses and purpose-led charities achieve their goals through expert, collaborative consultancy.

Facing challenges, change, or growth? Our free consultation gives you clarity, calm, and a clear next step.

No forms. No pressure. Just a useful conversation with someone who’s helped others move forward.

0

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 a keen eye for UX and product flows and gives me a lot of good feedback! Thank you 🙏

    Lu Li Avatar Lu Li

    Lewis was a fantastic help in our conversations, being a very knowledgeable and calm figure in a time of mini-crisis for our organisation. Very well presented points and excellent knowledge... read more

    Thomas Jarratt Avatar Thomas Jarratt

    As a committee member of our community shop (a CIC business), I reached out to Lewis for advice on some challenges we were facing, following a recommendation from a friend... read more

    Anne Pearson Avatar Anne Pearson
  • Lewis is highly recommended! Working with him and his team is a pleasure. He has assisted in newsletters, flyers and a website. If you are looking for someone professional, great... read more

    Amanda Wilson Avatar Amanda Wilson

    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

    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 have been working with lewis for around 4 months and cannot fault him in any way. His services have been very specific to our needs and goals. We have... read more

    Luke Kisko Avatar Luke Kisko

    One of the most productive consultancy meetings I have had. He provided me with ample information, enabling me to make well-informed decisions for the future. Throughout the meeting, he answered... read more

    Nathan Jacobs Avatar Nathan Jacobs

    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

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.