Who we are:
Grant Thornton Advisors LLC and Grant Thornton Ireland (GT) have recently come together to form a powerful multinational, multidisciplinary platform that delivers premier advisory, tax, and independent audit services. With $2.7 billion in revenues and nearly 60 offices across the U.S., Ireland, the UAE, and other territories, our combined platform brings enhanced solutions and capabilities supported by cutting-edge technologies and a team of nearly 13,000 quality-driven professionals.
Grant Thornton Ireland contributes nearly 3,000 people across 9 offices in Ireland, the Isle of Man, Gibraltar, and Bermuda, and is part of a global network of over 68,000 professionals spanning more than 149 countries. Together, we offer a truly global reach backed by deep local knowledge and national expertise.
By joining forces, we strengthen our ability to act as trusted advisors who make business more personal - investing in relationships and empowering clients to make the right decisions for their organisations today and into the future. Whether working with the public sector to build thriving communities, partnering with regulators and financial institutions to build trust, or supporting diverse businesses to achieve their goals, Grant Thornton now provides a singular, seamless client experience grounded in collaboration, innovation, and a shared commitment to the issues that matter most.
An internship with us will provide you with an opportunity to experience our inclusive culture, our Values of Fun, Collaboration, Grounded, Passionate and Integrity; and gain a real-life insight into what a career with us would be like.
Our paid Summer Internship Programme runs for 6 weeks, from 2nd June – 10th July 2026
You will gain valuable insights, practical experience and knowledge that will allow you to experience different areas and aspects of our business.
You will receive customised learning and development training in technical and soft skills, as part of our ‘Friday Programme.’ During your internship, you will work on a project focused on problem solving and fact finding.
Our Summer Interns also participate in CSR activities to support our local communities and ‘give back’, as well as enjoying a variety of social and team building activities.
Advisory
Our Advisory team work closely with organisations of all sizes, from start-ups to SMEs to large multinationals, to address challenges in business-critical areas such as consulting, risk advisory, digital transformation, change management, corporate finance, business strategy and more. As a Summer Intern, you’ll work on the ground, completing projects as part of a team of subject-matter experts. Our clients are as varied as the problems they face, operating across various industries, including financial services, retail, law, food and agriculture, technology, healthcare and more.
Who we're looking for:
We are hiring summer interns from various disciplines, including business, computer science, STEM, accountancy, and more. We're seeking creative thinkers with fresh ideas and traditionalists who dream big. Our goal is to inspire you to grow professionally while embracing who you are personally.
If you are in your penultimate year of study and on track to get a minimum 2.1 in your degree and have strong IT skills, then we want you to work with us. You provide the ambition; we’ll provide the experience.
Application process
At Grant Thornton, we believe in making business more personal and building trust into every result – for our clients and you. Here, we go beyond your expectations of a career in professional services by offering a career path with more: more opportunity, more flexibility, and more support. It’s what makes us different, and we think being different makes us better.
In the U.S., Grant Thornton delivers professional services through two specialized entities: Grant Thornton LLP, a licensed, certified public accounting (CPA) firm that provides audit and assurance services ― and Grant Thornton Advisors LLC (not a licensed CPA firm), which exclusively provides non-attest offerings, including tax and advisory services.
In 2025, Grant Thornton formed a multinational, multidisciplinary platform with Grant Thornton Ireland. The platform offers a premier Trans-Atlantic advisory and tax practice, as well as independent American and Irish audit practices. With $2.7 billion in revenues and more than 50 offices spanning the U.S., Ireland and other territories, the platform delivers a singular client experience that includes enhanced solutions and capabilities, backed by powerful technologies and a roster of 12,000 quality-driven professionals enjoying exceptional career-growth opportunities and a distinctive cross-border culture.
Grant Thornton is part of the Grant Thornton International Limited network, which provides access to its member firms in more than 150 global markets.
Forget what you think you know about professional services. We go beyond what’s expected and help others do the same.
Grant Thornton is the brand name for Grant Thornton LLP and Grant Thornton Advisors LLC the U.S. member firms of Grant Thornton International Ltd, one of the world’s leading independent audit & assurance, tax and advisory firms. That means our network has more than 73,000 professionals in more than 146 countries who are ready to help public and private organizations of all sizes take on today’s challenges. But what sets us apart isn’t just what we do – it’s how we do it. Here, we believe in making business more personal and building trust into every result. We’re collaborators – obsessed with quality and ready for anything – who understand the value of strong relationships. It’s how we challenge the expectations of business and empower our people and clients to do it, too.
One thing we won’t do? Grant Thornton will never request money or any form of payment for services via social media. Please report any concerns at 1-800-810-3503.
Grant Thornton International Limited (GTIL) and the member firms, including Grant Thornton LLP and Grant Thornton Advisors LLC, are not a worldwide partnership. Services are delivered by the member firms. GTIL and its member firms are not agents of, and do not obligate, one another and are not liable for one another’s acts or omissions. Please see www.grantthornton.com for further details.
