Deal Advisory
One of Ireland's fastest-growing professional services firms
Our growth is built on the open and trusted relationships we develop with our clients. Our deal advisory approach is fundamentally based on:
- a genuine, senior-led approach, with a hands-on working style;
- proactive service delivery;
- a cost-effective approach;
- in-depth commercial expertise tailored to your environment; and
- access to an extensive network of senior advisors through Grant Thornton International.
We pride ourselves on supporting our clients at every stage of their deal journey.
Our credentials
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Gareth CosgrovePartner – Deal Advisory


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Dara KellyPartner – Deal Advisory
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James O’SullivanDirector - Deal Advisory

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Patrick DillonPartner - Head of Deal Advisory
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Thomas RocheDirector - Deal Advisory


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Ann-Marie CostelloPartner - Deal Advisory
Our deal advisory solutions
We help position your business to maximise value—whether selling, buying or raising funds.
Independent advice on debt markets, structuring and restructuring to support long-term business health.
Custom models to guide decisions, improve operations and forecast future performance.
Support for acquisitions, divestments and funding, focusing on value and negotiation issues.
Expert valuations to support sales, purchases, tax planning or going public.
Support after deal completion, based on due diligence and transaction structure.
We help position your business to maximise value—whether selling, buying or raising funds.
Support for acquisitions, divestments and funding, focusing on value and negotiation issues.
Independent advice on debt markets, structuring and restructuring to support long-term business health.
Expert valuations to support sales, purchases, tax planning or going public.
Custom models to guide decisions, improve operations and forecast future performance.
Support after deal completion, based on due diligence and transaction structure.
Contact our deals advisory experts







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