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Based in Kerry, trusted across Ireland and beyond. We support clients throughout Ireland and internationally - combining local insight with the resources and perspectives of a global network to give your
business the best of both worlds.
Our values of excellence and integrity, along with our extensive expertise, make CSG the ideal partner for businesses looking to grow and thrive.
At CSG we offer a full suite of professional services to support your business, no matter what stage of the lifecycle you’re in. From accounting and audit to tax and advisory, our expert team is dedicated to providing elite advice to clients across Ireland.
Our values - ambition, integrity, family, excellence, and energy - guide us in delivering personalised solutions that help you achieve your business goals.
Our clients range from sole traders and farmers to SMEs and large corporations in the manufacturing, hospitality, retail, and healthcare sectors. We’re passionate about supporting the growth of businesses in our local community, and our national expertise ensures that we provide the best possible advice and service to every client.
Our people-led approach means that we build long-term relationships with clients based on trust, respect, and a deep understanding of their business needs.
We’re committed to delivering high-quality, accessible, and approachable services to all our clients. Our team of experienced professionals is dedicated to upholding good firm values in relation to family and community, and we’re proud to be a market-leading accountancy firm across Ireland.
By choosing CSG, you can expect a personal and tailored approach to your business needs, based on our values and people-led approach. We help you achieve your business goals and make informed decisions that drive success.
Managing Partner
Tax Partner
Advisory Partner
Audit Partner
Corporate Finance
Financial Reporting &
Advisory Partner
Audit Partner
Practice Development
Partner
Tax Partner
Financial Reporting &
Advisory Partner
Testimonials
“Working with CSG has brought clarity, structure and peace of mind to how we manage payroll, tax returns and compliance. Their expertise and responsiveness have made a real difference - saving us time and allowing us to focus on running our school. The team is always professional, knowledgeable and detail-oriented.
They explain complex matters in simple terms, and their support gives us the confidence that everything is being handled correctly. We’re so grateful for their continued guidance and look forward to working together as our business grows.”
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“In Assess Ireland we work with CSG as our trusted partner for all our Audit, Taxation, Corporate Finance and Advisory needs. Their commitment, professionalism and deep understanding of our business have made CSG a partner that adds real value. We look forward to continuing our very successful partnership with CSG as we continue to grow our business.”
“Our relationship with CSG began following their acquisition of Philip Manzor’s practice. The transition was seamless, and we’ve continued working with the same trusted team ever since. CSG supports us with business accounts, payroll and personal finances. Their guidance has streamlined our operations and given us more clarity in planning for upcoming tax obligations.
The team’s professionalism is outstanding - from the welcoming front-of-house staff to the advisors at the top level. The advice is always sound, the atmosphere approachable and the team consistently available when we need them. Would we recommend CSG? Absolutely without hesitation.”
“We have engaged CSG for audit, tax, and advisory services over the past four years. Initially, we were drawn to their competitive pricing and deep expertise, and they have consistently exceeded our expectations.
Their independent verification of our financial processes has been invaluable to our stakeholders, ensuring compliance with all statutory obligations.
The team provides excellent advice on financial and taxation matters with professionalism and efficiency.
What we value most is their accessibility and clear, straightforward guidance. We’ve truly enjoyed working with CSG and look forward to continuing this professional relationship. I highly recommend them to others.”
“I engaged CSG in 2005 for my tax returns following a word-of-mouth recommendation, and I have been a satisfied client ever since. Working primarily with David and Dan, I rely on CSG for both my personal and tax returns.
Their service is consistently excellent and timely, providing year-round support and advice whenever I have queries. The value for money is outstanding - couldn’t be better!
I have confidently recommended CSG to my friends and colleagues.”
“CSG has been a reliable business partner to Clíste Hospitality for the past ten years. Their professionalism, expertise, and attention to detail are what really set them apart.They truly understand our needs and go above and beyond to support our goals. Their team is responsive, proactive, and always a pleasure to work with.
I highly recommend CSG to anyone looking for a dependable and effective business partner.”
“Absolutely brilliant. The people we work with are professional, helpful, and always deliver exceptional results.”
Manager
Financial Accounting & Advisory
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Financial Accounting & Advisory
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Get to know the 70+ professionals who make up CSG’s wider team. Talented, experienced, and always approachable, we’re proud of the close-knit, collaborative culture that powers our work every day.
With integrity at our core and deep experience across every department, you’ll find sharp minds, specialist knowledge, and a shared commitment to supporting our clients with clarity, care, and confidence.
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Managing Partner
Taxation Partner
Advisory Partner
Audit Partner
Corporate finance Partner
Financial reporting &
Advisory Partner
Audit Partner
Receive accurate assessments of your financial standing through our audit and evaluation services.
Achieve your business goals with tailored financial advice from our team of experts.
Identify and execute key opportunities for growth and success with our strategic planning services.
Maximise your tax benefits with efficient and effective solutions from our tax revision services.
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