

Grattan Investment Group
Founders helping Founders
19 Grattan Street, Dublin 2, Ireland
Grattan Investment Group is a Dublin-based group of experienced business founders and CEOs who invest their own capital in established and growth-stage private businesses.
We work alongside founders and management teams, contributing strategic insight, operational experience and extensive networks to support sustainable, long-term growth
Examples of Success
The case studies below demonstrate the breadth of experience within GIG and its members’ ability to support businesses at different stages of development. They span business consolidation, start-ups, renewable energy, technology, financial services, property, tourism and more.
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Irish Flexible Packaging and Fispak: Co-investment including Eamon Farrell and Barry O’Brien, generating a 3.5-times return within two years.
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Packaging Holdings: A €60 million consolidation platform co-founded by Barry O’Brien and Eamon Farrell, with Pat O’Reilly and Paul Murphy also investing.
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ACEL Energy: Start-up investment by Paul McKenna and Barry O’Brien, generating a ten-times return following the company’s sale within four years.
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General Accident Insurance: Investment by David Staples and Barry O’Brien in partnership with the PLC General Accident Insuranc to launch in a new market.
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SCG Growth Partners: Co-investment by Barry O’Brien and Gregory Rose in a high-potential financial-services software company developing digital solutions for banks, insurers and credit unions.
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Williams Renewable Energy: Development and financing of commercial solar PV projects through five successful issuances of certified green bonds.
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Tay Lane Properties: Commercial property-development investment in West Dublin by Paul Murphy, Barry O’Brien and Eamon Farrell.
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Argo Development Studio: Founded and funded by David Campion, with other GIG members providing strategic support at board level.
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Williams Caribbean Capital: An investment company co-founded by Barry O’Brien and chaired by David Staples, focused on renewable energy and private investment opportunities in the Caribbean.
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VIP Attractions: Investment by David Staples and Barry O’Brien, through Williams Caribbean Capital, in a leading Jamaican tourism and airport-services business.
How Members Invest
GIG members invest their own capital across a range of carefully selected opportunities. Investments may be undertaken individually, alongside fellow GIG members, via co-owned investment companies or through GIG members individual investment companies.
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GIG Capital Partners
GIG Capital Partners is an Irish-registered investment company established by Barry O’Brien, Seamus Collins, Paul McKenna and David Staples through their respective investment vehicles.
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Cloonmaan Limited
Investment vehicle of Barry O’Brien.
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Kinspro Limited
Investment vehicle of Seamus Collins.
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Doha Holdings Limited
Investment vehicle of Paul McKenna.
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Readyabout Limited
Investment vehicle of David Staples.
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Malcolm Holdings Limited
Investment vehicle of Gregory Rose.
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Farrell Print & Packaging Consultants Limited
Investment vehicle of Eamon Farrell.
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Peregrine North Limited
Investment vehicle of Stephen Bell.
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Kiteford Consulting
Investment vehicle of Tom Carson.
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PVM Investments
Investment vehicle of Paul Murphy.
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