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Ironbridge Capital Partners

Family office

Henley-On-Thames · Growth · 7 people tracked

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Investment thesis

Ironbridge Capital Partners operates as a multi-family office investing funds in high-growth private equity opportunities. Its primary objective is to support strong management teams. The firm emphasizes partners with both operational experience and investment credentials, giving it first-hand insight into what drives business success. Beyond capital, the firm provides independent advice to its ultra-high-net-worth investors and portfolio companies, taking an entrepreneurial, hands-on approach to backing and advising growth businesses.

Invests inSector Agnostic

Source: firm website, verified Nov 7, 2026.

Stage
Growth
Check
$1.3M – $26M
HQ
Henley-On-Thames, GB
Instruments
Equity
Founded
2004

Team · 7 people

from the firm's website
David Alexander· Founding Partner

David Alexander founded Ironbridge Capital Partners in 2004 and has worked on numerous venture capital and private equity transactions. He was previously part of the founding management team of Pi Capital, a UK private investor network, where he led deals ranging from £5m to £120m in enterprise value. He holds an MA Hons from Cambridge University and an MBA from Imperial College Business School.

Drew Kaza· Associate Partnerin

Drew Kaza is a media executive and entrepreneur who currently serves as Managing Partner of quoin media & entertainment and co-owns Sisters Movie House. He previously held senior roles including Executive Vice President for Digital Development at Odeon UCI Cinemas, President at UIP overseeing global pay television distribution for Universal/Paramount/MGM, and CEO of Vulcan European Media, and began his career at Comcast in the US and UK. He was an executive board director at BBC Worldwide and has held board seats at media companies in Sweden, Japan, and Latin America, and holds a BA in Communications from the University of Portland.

Grant Calton· Associate Partner

Grant Calton has worked as an entrepreneur and investor across the entertainment, media and property sectors. He spent 15 years in Australia, where he founded and ran a music rights and distribution business, and later launched the music TV network The Box in Australasia, operating it until its 1999 sale to MTV. Since returning to Europe he has started several companies in property investment, e-commerce and film distribution in the UK and Spain, and is Co-Founder and Chairman of Koin Rewards and of Quintessential25.com.

Julian Beare· Associate Partner

Julian Beare has worked in financial services for over 25 years, with a focus on smaller company financing, particularly in Asia. He previously served as head of Asian equities at Kleinwort Benson Securities and worked at Hoare Govett, and earlier was with the P&O Group. At Ironbridge he advises smaller growth companies on connecting with professional investors in the UK and Europe. He holds an MA in History from Cambridge University and is a Fellow of the Chartered Institute for Securities and Investment.

Sandy Barblett· Associate Partner

Sandy Barblett has more than 20 years of senior management experience, focusing on the mining and resources and clean technology sectors. He spent over a decade at FTSE-listed Pace plc, a pay TV technology developer, with roles in the UK, US and Hong Kong. He serves as a director and adviser to private and publicly listed companies (on AIM and the ASX) on fundraising, public market admission, strategy and management selection. He holds a business degree from Curtin University of Technology and a law degree from the University of Queensland, and previously practiced as a solicitor at Minter Ellison.

Crispin Comonte· Chief of Staff

Crispin Comonte is Chief of Staff at Ironbridge Capital Partners with over 20 years of experience in family offices focused on investment and property. He previously worked in the strategy and investment division of BBC Worldwide and as an Investment Director at Paul G. Allen's Vulcan European Media Holdings, and began his career as a barrister before moving into corporate finance at the investment banking division of Robert Fleming & Co. He founded film and TV debt investor Richmond Pictures and holds an MA in Law from the University of Oxford.

Dan Thompson· Adviser

Dan Thompson is an early-stage investor at Ironbridge Capital Partners and an entrepreneur who founded several media businesses, including Videojug.com (sold to Coller Capital), Renegade Software (sold to Time Warner) and 365 Corporation Plc, which he took public within two years. He has served as a non-executive director and senior adviser to media, technology and leisure companies, and holds a degree in Politics, Philosophy and Economics from Oxford University.

Principals & officers · per Companies House

what is this? ⓘ
David Turnbull Alexander

LLP designated member · since 2004

Crispin Matthew Morton Comonte

LLP designated member · since 2010

Ownership & control

Crispin Matthew Morton Comonte — 25–50% of voting rights

David Turnbull Alexander — 25–50% of voting rights

Frequently asked questions

What stage does Ironbridge Capital Partners invest at?
Ironbridge Capital Partners invests at the Growth stage.
What is Ironbridge Capital Partners's typical check size?
Ironbridge Capital Partners typically writes checks of $1.3M – $26M.
What sectors does Ironbridge Capital Partners focus on?
Ironbridge Capital Partners focuses on Sector Agnostic.
Where is Ironbridge Capital Partners located?
Ironbridge Capital Partners is headquartered in Henley-On-Thames, GB.

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