British Design Fund

Investing in the UK’s design sector.

What is the aim of this fund?

"Ultimately, the Fund’s mission is to help create, invest and grow companies."

Damon Bonser, Twenty20 Mentoring Limited

The British Design Fund seeks to invest in and provide support for UK product design and manufacturing companies. The UK has the second-largest design sector in the world and is one of the largest design industries in Europe.

  • The Fund seeks to leverage the expertise of the team that comprises Twenty20 Mentoring Limited,
    in order to successfully research, identify, invest in and grow early stage UK based companies in the product design and manufacturing sector.
  • Twenty20 Mentoring Limited will act as the Company Mentor to the Investee Companies. The Company Mentor will provide Mentoring Services and other services to the Investee Companies under a mentoring services agreement between the Company Mentor and the Investee Companies.
  • The Fund has an opportunity to access a selection of investment opportunities in the product design and manufacturing sector for the Fund to potentially invest in. It is noted that Damon Bonser, a director of Twenty20 Mentoring Limited, is also currently a mentor to the Design Council Spark programme

Damon Bonser-1Key Individuals - Damon Bonser is a serial entrepreneur with over 15 years’ experience of building and running product design and manufacturing businesses. The CEO, investor and mentor started out in business when he was in his mid-20s, after finishing university. Fast forward to October 2019 and the BDF has invested just under £1m into six companies, with the aim of expanding their portfolio over the coming years.

Damon is supported by a team of experienced investment professionals with backgrounds in venture capital, private equity and entrepreneurship. 

At a glance

Investment goal


Relative risk

High / Adventurous - Capital at Risk

Risk 7

Invests in

Product design sector

Manufacturing sector


Target Return

3x return after five years

Not a reliable indicator of future income.



Closed to new investors (as of March 2017).


British Design Fund

Portfolio holdings

Calla Shoes Limited 15%
Kokoon Technology Limited 31%
Echo One Design Limited 21%
KTech Manufacturing Limited 12%
I Want A Standing Desk Limited



Percentages shown above are as at the date of fund investment.

Important Information

Eligible Investors

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To invest, you must be an eligible investor. To be an eligible investor, you must be qualifying as one or more of the following:

Risk Warning

Important information for private investors – Reliance on the information provided here to engage in any investment activity may expose an individual to a significant risk of losing all of the property or other assets invested. Your attention is drawn to the risk section contained within the Information Memorandum. Investments are typically in unquoted shares in small companies, the value of which can be volatile and are often difficult to sell. Nothing on this website constitutes investment, tax, financial, legal, regulatory, or other advice by Sapphire Capital Partners LLP.

The value of an investment may go down as well as up, and you may not get back the full amount invested, and you may therefore lose some or all of your investment.

If you are unsure of the suitability of any investment for your circumstances, please contact your independent financial advisor or other professional advisor authorised under the Financial Services and Markets Act 2000 (FSMA) who specialises in advising on investments of this type. Tax reliefs depend on individual circumstances. There is no guarantee however that the tax reliefs (such as EIS reliefs, CGT reliefs or IHT relief) will be available on any investment made or that if it is initially available, it will not be subsequently withdrawn. Any references to tax laws or rates are based on current legislation, all of which are subject to change and are provided as a guide only. Prospective investors are advised to take their own investment and taxation advice and should consult their own professional advisors on the implications of investing.

Investments made in investee companies via funds managed by Sapphire Capital Partners LLP are not covered by the Financial Services Compensation Scheme (FSCS). For more details, please contact us or refer to their website:

Past performance is not a guide to future returns.

View the Twenty20 Mentoring Limited website.